{"id":2942,"date":"2026-06-22T16:07:19","date_gmt":"2026-06-22T14:07:19","guid":{"rendered":"https:\/\/www.efsfasteners.com\/produkte\/muttern\/sechskantmuttern\/"},"modified":"2026-07-17T16:15:42","modified_gmt":"2026-07-17T14:15:42","slug":"sechskantmuttern","status":"publish","type":"page","link":"https:\/\/www.efsfasteners.com\/de\/produkte\/muttern\/sechskantmuttern\/","title":{"rendered":"Sechskantmuttern"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--link_hover_color: var(--awb-color6);--link_color: var(--awb-color1);--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:20px;--awb-padding-bottom:20px;--awb-background-image:linear-gradient(180deg, var(--awb-color5) 0%,var(--awb-color3) 100%);--awb-flex-wrap:wrap;\" ><div class=\"awb-background-mask\" style=\"background-image:  url(https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/EFS_mask_1w.svg);opacity: 1 ;transform: scale(1, 1);mix-blend-mode:normal;\"><\/div><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-center fusion-flex-justify-content-center fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_3_5 3_5 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:60%;--awb-margin-top-large:60px;--awb-spacing-right-large:3.2%;--awb-margin-bottom-large:60px;--awb-spacing-left-large:3.2%;--awb-width-medium:60%;--awb-order-medium:0;--awb-spacing-right-medium:3.2%;--awb-spacing-left-medium:3.2%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1 fusion-text-no-margin\" style=\"--awb-text-color:var(--awb-color1);--awb-margin-bottom:10px;\"><p><a href=\"https:\/\/www.efsfasteners.com\/de\/produkte\/\">PRODUKTE<\/a> | <a href=\"https:\/\/www.efsfasteners.com\/de\/produkte\/muttern\/\">MUTTERN<\/a><\/p>\n<\/div><div class=\"fusion-title title fusion-title-1 fusion-sep-none fusion-title-text fusion-title-size-one\" style=\"--awb-text-color:var(--awb-color1);--awb-font-size:40px;\"><h1 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;font-size:1em;--fontSize:40;line-height:1.5;\">Sechskantmuttern<\/h1><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_2_5 2_5 fusion-flex-column fusion-flex-align-self-stretch\" style=\"--awb-bg-position:center center;--awb-bg-size:cover;--awb-width-large:40%;--awb-margin-top-large:0px;--awb-spacing-right-large:4.8%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:4.8%;--awb-width-medium:40%;--awb-order-medium:0;--awb-spacing-right-medium:4.8%;--awb-spacing-left-medium:4.8%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-image-element \" style=\"text-align:center;--awb-mask-url: url(https:\/\/www.efsfasteners.com\/wp-content\/plugins\/fusion-builder\/\/assets\/images\/masks\/mask-3.svg);--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-1 hover-type-none has-mask\"><img decoding=\"async\" width=\"800\" height=\"800\" alt=\"EFS - Prodotti - Dadi esagonali\" title=\"EFS &#8211; Prodotti &#8211; Dadi esagonali\" src=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/EFS_dadi_1.jpg\" class=\"img-responsive wp-image-2225\" srcset=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/EFS_dadi_1-200x200.jpg 200w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/EFS_dadi_1-400x400.jpg 400w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/EFS_dadi_1-600x600.jpg 600w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/EFS_dadi_1.jpg 800w\" sizes=\"(max-width: 640px) 100vw, 600px\" \/><\/span><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-section-separator section-separator triangle fusion-section-separator-1\" style=\"--awb-border-bottom:1px solid var(--awb-color3);--awb-spacer-height:1px;--awb-svg-margin-left:1.92%;--awb-svg-margin-right:1.92%;--awb-svg-margin-left-medium:1.92%;--awb-svg-margin-right-medium:1.92%;--awb-svg-margin-left-small:1.92%;--awb-svg-margin-right-small:1.92%;--awb-icon-color:var(--awb-color1);\"><div class=\"fusion-section-separator-svg\"><div class=\"divider-candy-arrow bottom\" style=\"top:0px;border-top-color: var(--awb-color3);\"><\/div><div class=\"divider-candy bottom\" style=\"bottom:-21px;border-bottom:1px solid var(--awb-color3);border-left:1px solid var(--awb-color3);\"><\/div><\/div><div class=\"fusion-section-separator-spacer\"><div class=\"fusion-section-separator-spacer-height\"><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-3 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:60px;--awb-padding-bottom:60px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-3 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-2\"><p>Industrielle Sechskantmuttern geh\u00f6ren zu den grundlegenden Elementen von Befestigungssystemen, die im Maschinenbau, in der Oil-&#038;-Gas-Industrie, im Energiesektor, im schweren Stahlbau, im Offshore-Bereich und im Industrieanlagenbau eingesetzt werden. Auch wenn der Markt f\u00fcr Standardmuttern heute \u00fcberwiegend auf Import- und Massenprodukte ausgerichtet ist, gewinnen in technisch anspruchsvolleren Anwendungen Sondermuttern mit spezifischen Werkstoffen, besonderen Oberfl\u00e4chenbehandlungen oder nicht standardisierten Geometrien besondere Bedeutung. <\/p>\n<p>In besonders anspruchsvollen industriellen Anwendungen darf die Mutter nicht lediglich als Zubeh\u00f6rteil der Schraube oder Gewindestange betrachtet werden. Die Wahl der richtigen Kombination aus Werkstoff, Gewinde, Oberfl\u00e4chenbehandlung und Ma\u00dftoleranzen wirkt sich direkt auf die Sicherheit und Lebensdauer der Verbindung aus. <\/p>\n<p>Aus diesem Grund unterst\u00fctzt EFS vollst\u00e4ndige Lieferungen von Sonderverbindungselementen, einschlie\u00dflich metrischer und z\u00f6lliger Muttern, auch nach Zeichnung gefertigt, mit Abnahmepr\u00fcfzeugnis 3.1 oder 3.2 und vollst\u00e4ndiger R\u00fcckverfolgbarkeit des Vormaterials.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-4 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"awb-gallery-wrapper awb-gallery-wrapper-1 button-span-no\" style=\"--more-btn-alignment:center;\"><div style=\"margin:-5px;--awb-bordersize:0px;\" class=\"fusion-gallery fusion-gallery-container fusion-grid-2 fusion-columns-total-2 fusion-gallery-layout-grid fusion-gallery-1\"><div style=\"padding:5px;\" class=\"fusion-grid-column fusion-gallery-column fusion-gallery-column-2 hover-type-none\"><div class=\"fusion-gallery-image\"><a href=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/20240705_1.jpg\" rel=\"noreferrer\" data-rel=\"iLightbox[gallery_image_1]\" class=\"fusion-lightbox\" target=\"_self\"><img decoding=\"async\" src=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/20240705_1.jpg\" width=\"1000\" height=\"750\" alt=\"EFS - Blog - Dado esagonale 3\u201d 12UNF\" title=\"EFS &#8211; Blog &#8211; Dado esagonale 3\u201d 12UNF\" aria-label=\"EFS &#8211; Blog &#8211; Dado esagonale 3\u201d 12UNF\" class=\"img-responsive wp-image-533\" srcset=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/20240705_1-200x150.jpg 200w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/20240705_1-400x300.jpg 400w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/20240705_1-600x450.jpg 600w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/20240705_1-800x600.jpg 800w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/20240705_1.jpg 1000w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 712px) 598px, (min-width: 640px) 712px, \" \/><\/a><\/div><\/div><div style=\"padding:5px;\" class=\"fusion-grid-column fusion-gallery-column fusion-gallery-column-2 hover-type-none\"><div class=\"fusion-gallery-image\"><a href=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2026\/06\/efs-dado-basso.png\" rel=\"noreferrer\" data-rel=\"iLightbox[gallery_image_1]\" class=\"fusion-lightbox\" target=\"_self\"><img decoding=\"async\" src=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2026\/06\/efs-dado-basso.png\" width=\"800\" height=\"600\" alt=\"\" title=\"efs-dado-basso\" aria-label=\"efs-dado-basso\" class=\"img-responsive wp-image-2690\" srcset=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2026\/06\/efs-dado-basso-200x150.png 200w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2026\/06\/efs-dado-basso-400x300.png 400w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2026\/06\/efs-dado-basso-600x450.png 600w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2026\/06\/efs-dado-basso.png 800w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 712px) 598px, (min-width: 640px) 712px, \" \/><\/a><\/div><\/div><div class=\"clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-5 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-2 fusion-sep-none fusion-title-text fusion-title-size-two\" style=\"--awb-text-color:var(--awb-color4);\"><h2 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:26;line-height:1.5;\">Merkmale industrieller Sechskantmuttern<\/h2><\/div><div class=\"fusion-text fusion-text-3\"><p>Sechskantmuttern werden nach metrischen ISO-, DIN- und UNI-Standards oder nach z\u00f6lligen ASME- und ASTM-Normen gefertigt, die insbesondere in der Oil-&#038;-Gas-Industrie und in Prozessanlagen weit verbreitet sind.<\/p>\n<p>Neben klassischen Standard-Sechskantmuttern gibt es spezifische Ausf\u00fchrungen, die f\u00fcr besondere Anwendungsanforderungen entwickelt wurden. Niedrige Muttern werden h\u00e4ufig als Kontermuttern oder bei begrenztem Bauraum eingesetzt. Hohe Muttern bieten dagegen eine gr\u00f6\u00dfere Gewindeeingriffsfl\u00e4che und eignen sich f\u00fcr Verbindungen, die hohen Belastungen oder h\u00e4ufigen Montage- und Demontagevorg\u00e4ngen ausgesetzt sind.  <\/p>\n<p>Ein eigenes Anwendungsfeld stellen Oversize-Muttern dar. In diesen F\u00e4llen wird das Bauteil mit gr\u00f6\u00dferen Au\u00dfenabmessungen als in den Standardnormen vorgesehen oder mit vollst\u00e4ndig kundenspezifischen Gewinden und Geometrien gefertigt. Solche L\u00f6sungen sind h\u00e4ufig in gro\u00dfen Industrieanlagen, an Ventilen, W\u00e4rmetauschern und in Oil-&#038;-Gas-Anwendungen anzutreffen.  <\/p>\n<p>Im Unterschied zu handels\u00fcblichen Verbindungselementen erfordert die Fertigung von Oversize-Muttern h\u00e4ufig eine vollst\u00e4ndige mechanische Bearbeitung aus Stangenmaterial oder Vollmaterial. Bei gro\u00dfen Durchmessern bedeutet dies einen hohen Materialabtrag und erhebliche Bearbeitungszeiten, insbesondere bei Sonderlegierungen wie Duplex, Super Duplex, Inconel oder ASTM B16.<\/p>\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-4 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:80px;--awb-padding-bottom:80px;--awb-background-image:linear-gradient(180deg, var(--awb-color4) 0%,var(--awb-color5) 100%);--awb-flex-wrap:wrap;\" ><div class=\"awb-background-mask\" style=\"background-image:  url(https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/EFS_mask_1w.svg);opacity: 0.5 ;transform: scale(-1, 1);mix-blend-mode:normal;\"><\/div><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-center fusion-flex-justify-content-center fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-6 fusion_builder_column_2_3 2_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:66.666666666667%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.88%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:2.88%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-margin-bottom-medium:20px;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-3 fusion-sep-none fusion-title-text fusion-title-size-three\" style=\"--awb-text-color:var(--awb-color1);--awb-margin-bottom:20px;--awb-margin-bottom-small:0px;--awb-font-size:40px;\"><h3 class=\"fusion-title-heading title-heading-left md-text-align-center sm-text-align-center fusion-responsive-typography-calculated\" style=\"margin:0;font-size:1em;--fontSize:40;line-height:1.5;\">BEN\u00d6TIGEN SIE EINEN PARTNER F\u00dcR SONDERBEFESTIGUNGEN?<\/h3><\/div><div class=\"fusion-text fusion-text-4\" style=\"--awb-text-color:var(--awb-color1);\"><p>Wir liefern Sonderbefestigungen nach Zeichnung f\u00fcr kritische Anwendungen \u2013 mit zertifizierter Qualit\u00e4t, vollst\u00e4ndiger R\u00fcckverfolgbarkeit und technischer Unterst\u00fctzung.<br \/>\nF\u00fcllen Sie das Kontaktformular aus oder rufen Sie uns an: Unser Team unterst\u00fctzt Sie gerne mit ma\u00dfgeschneiderten L\u00f6sungen.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-7 fusion_builder_column_1_3 1_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:33.333333333333%;--awb-margin-top-large:0px;--awb-spacing-right-large:5.76%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:5.76%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"md-text-align-center sm-text-align-center\"><a class=\"fusion-button button-flat button-xlarge button-custom fusion-button-default button-1 fusion-button-default-span fusion-button-default-type\" style=\"--button_accent_color:var(--awb-color1);--button_accent_hover_color:var(--awb-color1);--button_border_hover_color:var(--awb-color6);--button_border_width-top:4px;--button_border_width-right:4px;--button_border_width-bottom:4px;--button_border_width-left:4px;--button_gradient_top_color:rgba(127,135,144,0);--button_gradient_bottom_color:rgba(127,135,144,0);--button_gradient_top_color_hover:var(--awb-color6);--button_gradient_bottom_color_hover:var(--awb-color6);\" target=\"_self\" href=\"https:\/\/www.efsfasteners.com\/de\/kontakte\/\"><span class=\"fusion-button-text\">KONTAKTIEREN SIE UNS<\/span><\/a><\/div><\/div><\/div><\/div><\/div>\n<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-5 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:60px;--awb-padding-bottom:60px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-8 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-4 fusion-sep-none fusion-title-text fusion-title-size-two\" style=\"--awb-text-color:var(--awb-color4);\"><h2 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:26;line-height:1.5;\">Industrielle Anwendungen von Sechskantmuttern<\/h2><\/div><div class=\"fusion-text fusion-text-5\"><p>Industrielle Sechskantmuttern finden in allen Bereichen Anwendung, in denen die Befestigung mechanische Zuverl\u00e4ssigkeit und Betriebskontinuit\u00e4t gew\u00e4hrleisten muss.<\/p>\n<p>In der <a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio-items\/sechskantmutter-fuer-den-oil-gas-sektor\/\">Oil-&#038;-Gas-Industrie<\/a> werden Sechskantmuttern zusammen mit Stehbolzen nach ASTM A193 zum Verschrauben von Ventilen, Flanschen, W\u00e4rmetauschern und Druckger\u00e4ten eingesetzt. Im Offshore- und Schiffbau werden h\u00e4ufig korrosionsbest\u00e4ndige Werkstoffe wie Duplex und Super Duplex gefordert. <\/p>\n<p>Im Maschinenbau kommen sie an Getrieben, Pressen, Werkzeugmaschinen, Antriebssystemen und automatisierten Anlagen zum Einsatz, wo Ma\u00dfgenauigkeit und Stabilit\u00e4t der Verschraubung grundlegende Anforderungen darstellen.<\/p>\n<p>Auch in metallischen Infrastrukturen und im schweren Stahlbau spielt die Mutter eine entscheidende Rolle, insbesondere wenn sie mit feuerverzinkten Schrauben und Gewindestangen kombiniert werden muss, die \u00fcber Jahre hinweg in Au\u00dfenbereichen eingesetzt werden.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-9 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-5 fusion-sep-none fusion-title-text fusion-title-size-two\" style=\"--awb-text-color:var(--awb-color4);\"><h2 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:26;line-height:1.5;\">ISO-, DIN-, UNI- und ASTM-Normen<\/h2><\/div><div class=\"fusion-text fusion-text-6\"><p>Die wichtigsten Ma\u00dfnormen f\u00fcr metrische Sechskantmuttern sind ISO 4032 und DIN 934. Sie werden zur Definition von Abmessungen, Toleranzen und geometrischen Merkmalen von Standard-Sechskantmuttern herangezogen.<\/p>\n<p>F\u00fcr niedrige Sechskantmuttern z\u00e4hlen ISO 4035 und DIN 439 zu den g\u00e4ngigsten Referenzen, w\u00e4hrend im nordamerikanischen Markt und in der Oil-&#038;-Gas-Industrie ASME B18.2.2- und ASTM-Standards weit verbreitet sind.<\/p>\n<p>Besonders h\u00e4ufig eingesetzt wird ASTM A194, eine Norm f\u00fcr Muttern, die f\u00fcr Hochdruck- und Hochtemperaturanwendungen bestimmt sind. Die ASTM-A194-G\u00fcten 2H, 7, 7M, 8 und 8M werden in petrochemischen Anlagen, Energieanlagen und Offshore-Anwendungen h\u00e4ufig mit Stehbolzen nach ASTM A193 B7, B16, L7, B8 und B8M kombiniert. <\/p>\n<p>Bei z\u00f6lligen Verbindungselementen ist es entscheidend, die Kompatibilit\u00e4t zwischen Mutter und Stehbolzen nicht nur hinsichtlich der Abmessungen, sondern auch in Bezug auf Werkstoff, mechanische G\u00fcte und Oberfl\u00e4chenbehandlung zu pr\u00fcfen.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-10 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-6 fusion-sep-none fusion-title-text fusion-title-size-two\" style=\"--awb-text-color:var(--awb-color4);\"><h2 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:26;line-height:1.5;\">Typen industrieller Sechskantmuttern<\/h2><\/div><div class=\"fusion-text fusion-text-7\"><p>Zu den am h\u00e4ufigsten nachgefragten Typen in industriellen Anwendungen geh\u00f6ren Standard-Sechskantmuttern, niedrige Muttern, hohe Muttern, Heavy-Hex-Muttern nach ASME, ASTM-Muttern f\u00fcr Oil &#038; Gas sowie Sondermuttern nach Zeichnung.<\/p>\n<p>Bei Sonderlieferungen betreut EFS au\u00dferdem Oversize-Sechskantmuttern, UNC-, UNF- und 8UN-Gewinde, kundenspezifische Geometrien und Komponenten, die f\u00fcr die Kombination mit Gewindestangen und Stehbolzen in Sonderausf\u00fchrungen bestimmt sind.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-11 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:3.84%;--awb-width-medium:50%;--awb-order-medium:0;--awb-spacing-right-medium:3.84%;--awb-spacing-left-medium:3.84%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-7 fusion-sep-none fusion-title-text fusion-title-size-three\" style=\"--awb-text-color:var(--awb-color4);\"><h3 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:22;--minFontSize:22;line-height:1.5;\">Verf\u00fcgbare Werkstoffe<\/h3><\/div><div class=\"fusion-text fusion-text-8\"><p>Die Wahl des Werkstoffs h\u00e4ngt von den Betriebsbedingungen und dem Verbindungselement ab, mit dem die Mutter zusammenarbeiten muss.<\/p>\n<p>F\u00fcr industrielle Standardanwendungen werden \u00fcblicherweise Kohlenstoffst\u00e4hle und legierte Verg\u00fctungsst\u00e4hle in den Festigkeitsklassen 6, 8, 10 und 12 eingesetzt.<br \/>In den Bereichen Oil &#038; Gas, Offshore und Energie kommen dagegen h\u00e4ufig Werkstoffe wie ASTM A194 2H, Grade 7, 7M, 8 und 8M, Duplex, Super Duplex sowie Edelst\u00e4hle AISI 304 und AISI 316 zum Einsatz.<\/p>\n<p>F\u00fcr besonders aggressive Umgebungen oder Anwendungen mit hohen Temperaturen k\u00f6nnen Sonderlegierungen wie Inconel, Hastelloy, Monel und Incoloy verwendet werden.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-12 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:3.84%;--awb-width-medium:50%;--awb-order-medium:0;--awb-spacing-right-medium:3.84%;--awb-spacing-left-medium:3.84%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-8 fusion-sep-none fusion-title-text fusion-title-size-three\" style=\"--awb-text-color:var(--awb-color4);\"><h3 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:22;--minFontSize:22;line-height:1.5;\">Oberfl\u00e4chenbehandlungen<\/h3><\/div><div class=\"fusion-text fusion-text-9\"><p>Die Oberfl\u00e4chenbehandlung der Mutter muss gemeinsam mit der Schraube oder dem Stehbolzen bewertet werden, mit dem sie montiert wird.<\/p>\n<p>Zu den am h\u00e4ufigsten eingesetzten Behandlungen geh\u00f6ren galvanische Verzinkung, Feuerverzinkung, Geomet\u00ae, Zink-Nickel-Beschichtung, Phosphatierung, chemische Vernickelung und Fluorpolymerbeschichtungen wie Xylan\u00ae.<\/p>\n<p>Besonders relevant ist der Fall feuerverzinkter Muttern nach HDG. Die Schichtdicke der Beschichtung ver\u00e4ndert die Eingriffsbedingungen des Gewindes und kann daher die Ausf\u00fchrung von Gewinden mit \u00dcberma\u00df oder eine nachtr\u00e4gliche Bearbeitung des Innengewindes erforderlich machen. <\/p>\n<p>Die korrekte Beherrschung dieser Toleranzen ist entscheidend, um die Montage und das fachgerechte Anziehen des Schrauben-\/Stehbolzen-Mutter-Systems sicherzustellen. Aus diesem Grund muss die HDG-Mutter bei strukturellen Anwendungen und metallischen Infrastrukturen als integraler Bestandteil des gesamten Befestigungssystems ausgelegt werden.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-13 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-9 fusion-sep-none fusion-title-text fusion-title-size-two\" style=\"--awb-text-color:var(--awb-color4);\"><h2 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:26;line-height:1.5;\">EFS-Kompetenzen<\/h2><\/div><div class=\"fusion-text fusion-text-10\"><p>EFS unterst\u00fctzt Lieferungen von technischen Standard- und Sonder-Sechskantmuttern f\u00fcr industrielle Anwendungen, mit besonderem Fokus auf Einsatzbereiche, in denen die Mutter ein kritisches Bauteil der Verbindung darstellt.<\/p>\n<p>Die T\u00e4tigkeit umfasst die Betreuung von Sondermuttern nach Zeichnung, Oversize-Muttern, metrischen und z\u00f6lligen Gewinden, Sonderwerkstoffen, Oberfl\u00e4chenbehandlungen sowie Abnahmepr\u00fcfzeugnissen 3.1 und 3.2.<\/p>\n<p>Dank eines qualifizierten Netzwerks europ\u00e4ischer Hersteller koordiniert EFS die gesamte Lieferkette und gew\u00e4hrleistet R\u00fcckverfolgbarkeit, Ma\u00dfkontrollen und eine vollst\u00e4ndige technische Dokumentation.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-14 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-10 fusion-sep-none fusion-title-text fusion-title-size-two\" style=\"--awb-text-color:var(--awb-color4);\"><h2 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:26;line-height:1.5;\">FAQ<\/h2><\/div><div class=\"fusion-title title fusion-title-11 fusion-sep-none fusion-title-text fusion-title-size-three\" style=\"--awb-text-color:var(--awb-color5);\"><h3 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:22;--minFontSize:22;line-height:1.5;\">Was ist der Unterschied zwischen einer niedrigen Mutter und einer hohen Mutter?<\/h3><\/div><div class=\"fusion-text fusion-text-11\"><p>Eine niedrige Mutter wird in der Regel als Kontermutter oder bei begrenztem Bauraum eingesetzt. Eine hohe Mutter bietet eine gr\u00f6\u00dfere Gewindeeingriffsl\u00e4nge und wird bei Anwendungen mit hohen Belastungen bevorzugt.<\/p>\n<\/div><div class=\"fusion-title title fusion-title-12 fusion-sep-none fusion-title-text fusion-title-size-three\" style=\"--awb-text-color:var(--awb-color5);\"><h3 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:22;--minFontSize:22;line-height:1.5;\">Wann werden Oversize-Muttern eingesetzt?<\/h3><\/div><div class=\"fusion-text fusion-text-12\"><p>Oversize-Muttern werden verwendet, wenn die geforderten Abmessungen in den Standardnormen nicht verf\u00fcgbar sind oder wenn das Projekt besondere Geometrien erfordert. Sie sind besonders in der Oil-&#038;-Gas-Industrie, bei Ventilen und in Prozessanlagen verbreitet.<\/p>\n<\/div><div class=\"fusion-title title fusion-title-13 fusion-sep-none fusion-title-text fusion-title-size-three\" style=\"--awb-text-color:var(--awb-color5);\"><h3 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:22;--minFontSize:22;line-height:1.5;\">M\u00fcssen feuerverzinkte Muttern mit Gewinde\u00fcberma\u00df ausgef\u00fchrt werden?<\/h3><\/div><div class=\"fusion-text fusion-text-13\"><p>Das h\u00e4ngt von der anwendbaren Norm und der Schichtdicke der Beschichtung ab. In vielen F\u00e4llen m\u00fcssen Gewinde mit \u00dcberma\u00df oder nachbearbeitete Innengewinde vorgesehen werden, um eine korrekte Paarung mit feuerverzinkten Stehbolzen und Schrauben sicherzustellen.<\/p>\n<\/div><div class=\"fusion-title title fusion-title-14 fusion-sep-none fusion-title-text fusion-title-size-three\" style=\"--awb-text-color:var(--awb-color5);\"><h3 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:22;--minFontSize:22;line-height:1.5;\">K\u00f6nnen Sondermuttern nach Zeichnung gefertigt werden?<\/h3><\/div><div class=\"fusion-text fusion-text-14\"><p>Ja. Muttern k\u00f6nnen mit Sonderabmessungen, Spezialgewinden, besonderen Werkstoffen, spezifischen Oberfl\u00e4chenbehandlungen und Zertifizierungen f\u00fcr kritische industrielle Anwendungen gefertigt werden.<\/p>\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-6 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:80px;--awb-padding-bottom:80px;--awb-background-image:linear-gradient(180deg, var(--awb-color4) 0%,var(--awb-color5) 100%);--awb-flex-wrap:wrap;\" ><div class=\"awb-background-mask\" style=\"background-image:  url(https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/EFS_mask_1w.svg);opacity: 0.5 ;transform: scale(-1, 1);mix-blend-mode:normal;\"><\/div><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-center fusion-flex-justify-content-center fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-15 fusion_builder_column_2_3 2_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:66.666666666667%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.88%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:2.88%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-margin-bottom-medium:20px;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-15 fusion-sep-none fusion-title-text fusion-title-size-three\" style=\"--awb-text-color:var(--awb-color1);--awb-margin-bottom:20px;--awb-margin-bottom-small:0px;--awb-font-size:40px;\"><h3 class=\"fusion-title-heading title-heading-left md-text-align-center sm-text-align-center fusion-responsive-typography-calculated\" style=\"margin:0;font-size:1em;--fontSize:40;line-height:1.5;\">BEN\u00d6TIGEN SIE EINEN PARTNER F\u00dcR SONDERBEFESTIGUNGEN?<\/h3><\/div><div class=\"fusion-text fusion-text-15\" style=\"--awb-text-color:var(--awb-color1);\"><p>Wir liefern Sonderbefestigungen nach Zeichnung f\u00fcr kritische Anwendungen \u2013 mit zertifizierter Qualit\u00e4t, vollst\u00e4ndiger R\u00fcckverfolgbarkeit und technischer Unterst\u00fctzung.<br \/>\nF\u00fcllen Sie das Kontaktformular aus oder rufen Sie uns an: Unser Team unterst\u00fctzt Sie gerne mit ma\u00dfgeschneiderten L\u00f6sungen.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-16 fusion_builder_column_1_3 1_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:33.333333333333%;--awb-margin-top-large:0px;--awb-spacing-right-large:5.76%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:5.76%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"md-text-align-center sm-text-align-center\"><a class=\"fusion-button button-flat button-xlarge button-custom fusion-button-default button-2 fusion-button-default-span fusion-button-default-type\" style=\"--button_accent_color:var(--awb-color1);--button_accent_hover_color:var(--awb-color1);--button_border_hover_color:var(--awb-color6);--button_border_width-top:4px;--button_border_width-right:4px;--button_border_width-bottom:4px;--button_border_width-left:4px;--button_gradient_top_color:rgba(127,135,144,0);--button_gradient_bottom_color:rgba(127,135,144,0);--button_gradient_top_color_hover:var(--awb-color6);--button_gradient_bottom_color_hover:var(--awb-color6);\" target=\"_self\" href=\"https:\/\/www.efsfasteners.com\/de\/kontakte\/\"><span class=\"fusion-button-text\">KONTAKTIEREN SIE UNS<\/span><\/a><\/div><\/div><\/div><\/div><\/div>\n<div id=\"headerpaginaprove\" class=\"fusion-container-anchor\"><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-7 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" 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style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-recent-works fusion-portfolio-element fusion-portfolio fusion-portfolio-1 fusion-portfolio-carousel fusion-portfolio-paging-pagination recent-works-carousel portfolio-carousel picture-size-auto fusion-portfolio-rollover\" data-id=\"-rw-1\"><div class=\"awb-carousel awb-swiper awb-swiper-carousel fusion-carousel-title-below-image\" style=\"--awb-columns:4;\" data-metacontent=\"yes\" data-autoplay=\"no\" data-columns=\"4\" data-itemmargin=\"10\" data-itemwidth=\"180\" data-touchscroll=\"no\" data-imagesize=\"auto\" data-scrollitems=\"1\"><div class=\"swiper-wrapper\"><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><span class=\"entry-title rich-snippet-hidden\">Sonderschrauben f\u00fcr Lamellenkupplungen<\/span><span class=\"vcard rich-snippet-hidden\"><span class=\"fn\"><a href=\"https:\/\/www.efsfasteners.com\/de\/author\/eufastersol-admin\/\" rel=\"author\">Eufastersol Admin<\/a><\/span><\/span><div  class=\"fusion-image-wrapper\" aria-haspopup=\"true\">\n\t\t\t\t<img decoding=\"async\" width=\"1422\" height=\"800\" src=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/20250220_1.png\" class=\"attachment-full size-full wp-post-image\" alt=\"EFS - Prodotti - Viti speciali per giunti lamellari 42CrMo4\" srcset=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/20250220_1-200x113.png 200w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/20250220_1-400x225.png 400w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/20250220_1-600x338.png 600w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/20250220_1-800x450.png 800w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/20250220_1-1200x675.png 1200w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/03\/20250220_1.png 1422w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 856px) 293px, (min-width: 784px) 390px, (min-width: 712px) 585px, (min-width: 640px) 712px, \" \/><div class=\"fusion-rollover\">\n\t<div class=\"fusion-rollover-content\">\n\n\t\t\t\t\n\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<div class=\"fusion-rollover-categories\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio_category\/maschinenbau\/\" rel=\"tag\">MASCHINENBAU<\/a><\/div>\t\t\t\t\t\n\t\t\n\t\t\t\t\t\t<a class=\"fusion-link-wrapper\" href=\"https:\/\/www.efsfasteners.com\/de\/portfolio-items\/sonderschrauben-fuer-lamellenkupplungen\/\" aria-label=\"Sonderschrauben f\u00fcr Lamellenkupplungen\"><\/a>\n\t<\/div>\n<\/div>\n<\/div>\n<h4 class=\"fusion-carousel-title\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio-items\/sonderschrauben-fuer-lamellenkupplungen\/\" target=\"_self\">Sonderschrauben f\u00fcr Lamellenkupplungen<\/a><\/h4><div class=\"fusion-carousel-meta\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio_category\/maschinenbau\/\" rel=\"tag\">MASCHINENBAU<\/a><\/div><\/div><\/div><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><span class=\"entry-title rich-snippet-hidden\">Spezial-Stehbolzen f\u00fcr Kernkraftanlagen<\/span><span class=\"vcard rich-snippet-hidden\"><span class=\"fn\"><a href=\"https:\/\/www.efsfasteners.com\/de\/author\/eufastersol-admin\/\" rel=\"author\">Eufastersol Admin<\/a><\/span><\/span><div  class=\"fusion-image-wrapper\" aria-haspopup=\"true\">\n\t\t\t\t<img decoding=\"async\" width=\"1422\" height=\"800\" src=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250206_1.png\" class=\"attachment-full size-full wp-post-image\" alt=\"EFS - Prodotti - Prigionieri speciali per impianti nucleari 21CrMoV5-7, 24CrMo5\" srcset=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250206_1-200x113.png 200w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250206_1-400x225.png 400w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250206_1-600x338.png 600w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250206_1-800x450.png 800w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250206_1-1200x675.png 1200w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250206_1.png 1422w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 856px) 293px, (min-width: 784px) 390px, (min-width: 712px) 585px, (min-width: 640px) 712px, \" \/><div class=\"fusion-rollover\">\n\t<div class=\"fusion-rollover-content\">\n\n\t\t\t\t\n\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<div class=\"fusion-rollover-categories\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio_category\/energie\/\" rel=\"tag\">ENERGIE<\/a><\/div>\t\t\t\t\t\n\t\t\n\t\t\t\t\t\t<a class=\"fusion-link-wrapper\" href=\"https:\/\/www.efsfasteners.com\/de\/portfolio-items\/spezial-stehbolzen-fuer-kernkraftanlagen\/\" aria-label=\"Spezial-Stehbolzen f\u00fcr Kernkraftanlagen\"><\/a>\n\t<\/div>\n<\/div>\n<\/div>\n<h4 class=\"fusion-carousel-title\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio-items\/spezial-stehbolzen-fuer-kernkraftanlagen\/\" target=\"_self\">Spezial-Stehbolzen f\u00fcr Kernkraftanlagen<\/a><\/h4><div class=\"fusion-carousel-meta\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio_category\/energie\/\" rel=\"tag\">ENERGIE<\/a><\/div><\/div><\/div><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><span class=\"entry-title rich-snippet-hidden\">Sechskantmutter f\u00fcr den Oil-&#038;Gas-Sektor<\/span><span class=\"vcard rich-snippet-hidden\"><span class=\"fn\"><a href=\"https:\/\/www.efsfasteners.com\/de\/author\/eufastersol-admin\/\" rel=\"author\">Eufastersol Admin<\/a><\/span><\/span><div  class=\"fusion-image-wrapper\" aria-haspopup=\"true\">\n\t\t\t\t<img decoding=\"async\" width=\"1422\" height=\"800\" src=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250121_1.png\" class=\"attachment-full size-full wp-post-image\" alt=\"EFS - Prodotti - Dado esagonale per il settore Oil&amp;Gas\" srcset=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250121_1-200x113.png 200w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250121_1-400x225.png 400w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250121_1-600x338.png 600w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250121_1-800x450.png 800w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250121_1-1200x675.png 1200w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250121_1.png 1422w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 856px) 293px, (min-width: 784px) 390px, (min-width: 712px) 585px, (min-width: 640px) 712px, \" \/><div class=\"fusion-rollover\">\n\t<div class=\"fusion-rollover-content\">\n\n\t\t\t\t\n\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<div class=\"fusion-rollover-categories\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio_category\/oil-gas-de\/\" rel=\"tag\">OIL &amp; GAS<\/a><\/div>\t\t\t\t\t\n\t\t\n\t\t\t\t\t\t<a class=\"fusion-link-wrapper\" href=\"https:\/\/www.efsfasteners.com\/de\/portfolio-items\/sechskantmutter-fuer-den-oil-gas-sektor\/\" aria-label=\"Sechskantmutter f\u00fcr den Oil-&#038;Gas-Sektor\"><\/a>\n\t<\/div>\n<\/div>\n<\/div>\n<h4 class=\"fusion-carousel-title\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio-items\/sechskantmutter-fuer-den-oil-gas-sektor\/\" target=\"_self\">Sechskantmutter f\u00fcr den Oil-&#038;Gas-Sektor<\/a><\/h4><div class=\"fusion-carousel-meta\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio_category\/oil-gas-de\/\" rel=\"tag\">OIL &amp; GAS<\/a><\/div><\/div><\/div><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><span class=\"entry-title rich-snippet-hidden\">Sonderbefestigungen f\u00fcr den Bereich Hafenkrane<\/span><span class=\"vcard rich-snippet-hidden\"><span class=\"fn\"><a href=\"https:\/\/www.efsfasteners.com\/de\/author\/eufastersol-admin\/\" rel=\"author\">Eufastersol Admin<\/a><\/span><\/span><div  class=\"fusion-image-wrapper\" aria-haspopup=\"true\">\n\t\t\t\t<img decoding=\"async\" width=\"1422\" height=\"800\" src=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250115_1.png\" class=\"attachment-full size-full wp-post-image\" alt=\"EFS - Prodotti - Bulloneria speciale per il settore delle gru portuali\" srcset=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250115_1-200x113.png 200w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250115_1-400x225.png 400w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250115_1-600x338.png 600w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250115_1-800x450.png 800w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250115_1-1200x675.png 1200w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/20250115_1.png 1422w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 856px) 293px, (min-width: 784px) 390px, (min-width: 712px) 585px, (min-width: 640px) 712px, \" \/><div class=\"fusion-rollover\">\n\t<div class=\"fusion-rollover-content\">\n\n\t\t\t\t\n\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<div class=\"fusion-rollover-categories\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio_category\/baustellen-und-hebetechnik\/\" rel=\"tag\">BAUSTELLEN UND HEBETECHNIK<\/a><\/div>\t\t\t\t\t\n\t\t\n\t\t\t\t\t\t<a class=\"fusion-link-wrapper\" href=\"https:\/\/www.efsfasteners.com\/de\/portfolio-items\/sonderbefestigungen-fuer-den-bereich-hafenkrane\/\" aria-label=\"Sonderbefestigungen f\u00fcr den Bereich Hafenkrane\"><\/a>\n\t<\/div>\n<\/div>\n<\/div>\n<h4 class=\"fusion-carousel-title\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio-items\/sonderbefestigungen-fuer-den-bereich-hafenkrane\/\" target=\"_self\">Sonderbefestigungen f\u00fcr den Bereich Hafenkrane<\/a><\/h4><div class=\"fusion-carousel-meta\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio_category\/baustellen-und-hebetechnik\/\" rel=\"tag\">BAUSTELLEN UND HEBETECHNIK<\/a><\/div><\/div><\/div><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><span class=\"entry-title rich-snippet-hidden\">Rechteckkopfschrauben f\u00fcr Industrieanlagen: kompakte und effiziente Befestigungsl\u00f6sungen<\/span><span class=\"vcard rich-snippet-hidden\"><span class=\"fn\"><a href=\"https:\/\/www.efsfasteners.com\/de\/author\/eufastersol-admin\/\" rel=\"author\">Eufastersol Admin<\/a><\/span><\/span><div  class=\"fusion-image-wrapper\" aria-haspopup=\"true\">\n\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/05\/20250508_viti-testa-rettangolare_4.jpg\" class=\"attachment-full size-full wp-post-image\" alt=\"EFS - Prodotti - Viti a testa rettangolare per impianti industriali\" srcset=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/05\/20250508_viti-testa-rettangolare_4-200x150.jpg 200w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/05\/20250508_viti-testa-rettangolare_4-400x300.jpg 400w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/05\/20250508_viti-testa-rettangolare_4-600x450.jpg 600w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/05\/20250508_viti-testa-rettangolare_4.jpg 800w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 856px) 293px, (min-width: 784px) 390px, (min-width: 712px) 585px, (min-width: 640px) 712px, \" \/><div class=\"fusion-rollover\">\n\t<div class=\"fusion-rollover-content\">\n\n\t\t\t\t\n\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<div class=\"fusion-rollover-categories\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio_category\/anlagenbau\/\" rel=\"tag\">ANLAGENBAU<\/a><\/div>\t\t\t\t\t\n\t\t\n\t\t\t\t\t\t<a class=\"fusion-link-wrapper\" href=\"https:\/\/www.efsfasteners.com\/de\/portfolio-items\/rechteckkopfschrauben-fuer-industrieanlagen-kompakte-und-effiziente-befestigungsloesungen\/\" aria-label=\"Rechteckkopfschrauben f\u00fcr Industrieanlagen: kompakte und effiziente Befestigungsl\u00f6sungen\"><\/a>\n\t<\/div>\n<\/div>\n<\/div>\n<h4 class=\"fusion-carousel-title\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio-items\/rechteckkopfschrauben-fuer-industrieanlagen-kompakte-und-effiziente-befestigungsloesungen\/\" target=\"_self\">Rechteckkopfschrauben f\u00fcr Industrieanlagen: kompakte und effiziente Befestigungsl\u00f6sungen<\/a><\/h4><div class=\"fusion-carousel-meta\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio_category\/anlagenbau\/\" rel=\"tag\">ANLAGENBAU<\/a><\/div><\/div><\/div><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><span class=\"entry-title rich-snippet-hidden\">Schrauben mit reduziertem Schaft f\u00fcr den Schienenverkehr<\/span><span class=\"vcard rich-snippet-hidden\"><span class=\"fn\"><a href=\"https:\/\/www.efsfasteners.com\/de\/author\/eufastersol-admin\/\" rel=\"author\">Eufastersol Admin<\/a><\/span><\/span><div  class=\"fusion-image-wrapper\" aria-haspopup=\"true\">\n\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/05\/20250509_viti-a-gambo-alleggerito_1b.jpg\" class=\"attachment-full size-full wp-post-image\" alt=\"EFS - Prodotti - Viti a gambo alleggerito per trasporti ferroviari 42CrMo4\" srcset=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/05\/20250509_viti-a-gambo-alleggerito_1b-200x150.jpg 200w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/05\/20250509_viti-a-gambo-alleggerito_1b-400x300.jpg 400w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/05\/20250509_viti-a-gambo-alleggerito_1b-600x450.jpg 600w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/05\/20250509_viti-a-gambo-alleggerito_1b.jpg 800w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 856px) 293px, (min-width: 784px) 390px, (min-width: 712px) 585px, (min-width: 640px) 712px, \" \/><div class=\"fusion-rollover\">\n\t<div class=\"fusion-rollover-content\">\n\n\t\t\t\t\n\t\t\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t<div 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