{"id":2949,"date":"2026-06-22T16:18:21","date_gmt":"2026-06-22T14:18:21","guid":{"rendered":"https:\/\/www.efsfasteners.com\/produkte\/muttern\/selbstsichernde-muttern\/"},"modified":"2026-07-17T16:15:51","modified_gmt":"2026-07-17T14:15:51","slug":"selbstsichernde-muttern","status":"publish","type":"page","link":"https:\/\/www.efsfasteners.com\/de\/produkte\/muttern\/selbstsichernde-muttern\/","title":{"rendered":"Selbstsichernde Muttern"},"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;\">Selbstsichernde Muttern<\/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 autobloccanti\" title=\"EFS &#8211; Prodotti &#8211; Dadi autobloccanti\" src=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/EFS_dadi_2.jpg\" class=\"img-responsive wp-image-2226\" srcset=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/EFS_dadi_2-200x200.jpg 200w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/EFS_dadi_2-400x400.jpg 400w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/EFS_dadi_2-600x600.jpg 600w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2025\/04\/EFS_dadi_2.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 selbstsichernde Muttern sind daf\u00fcr ausgelegt, die Verschraubung auch bei Vibrationen, Sto\u00dfbelastungen und dynamischen Lasten stabil zu halten. Aus diesem Grund werden sie in zahlreichen Industriebereichen eingesetzt, in denen die Sicherheit der Verbindung von entscheidender Bedeutung ist, darunter Maschinenbau, Antriebstechnik, Bahnindustrie, Energie, Heavy-Duty-Automotive, Krantechnik und Anlagenbau. <\/p>\n<p>Im Vergleich zu Standard-Sechskantmuttern verf\u00fcgen sie \u00fcber ein integriertes Sicherungssystem, das die Best\u00e4ndigkeit gegen unbeabsichtigtes Losdrehen erh\u00f6ht und dazu beitr\u00e4gt, die Vorspannkraft der Verbindung \u00fcber die Zeit zu erhalten. Die Wahl der am besten geeigneten Ausf\u00fchrung h\u00e4ngt von der Einsatzumgebung, der Betriebstemperatur, den mechanischen Beanspruchungen und den vorgesehenen Wartungsbedingungen ab. <\/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\/2026\/06\/efs-dado-autobloccante-1.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-autobloccante-1.png\" width=\"800\" height=\"600\" alt=\"\" title=\"efs-dado-autobloccante-1\" aria-label=\"efs-dado-autobloccante-1\" class=\"img-responsive wp-image-2698\" srcset=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2026\/06\/efs-dado-autobloccante-1-200x150.png 200w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2026\/06\/efs-dado-autobloccante-1-400x300.png 400w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2026\/06\/efs-dado-autobloccante-1-600x450.png 600w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2026\/06\/efs-dado-autobloccante-1.png 800w\" 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-dadi-autobloccanti-2.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-dadi-autobloccanti-2.png\" width=\"800\" height=\"600\" alt=\"\" title=\"efs-dadi-autobloccanti-2\" aria-label=\"efs-dadi-autobloccanti-2\" class=\"img-responsive wp-image-2701\" srcset=\"https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2026\/06\/efs-dadi-autobloccanti-2-200x150.png 200w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2026\/06\/efs-dadi-autobloccanti-2-400x300.png 400w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2026\/06\/efs-dadi-autobloccanti-2-600x450.png 600w, https:\/\/www.efsfasteners.com\/wp-content\/uploads\/2026\/06\/efs-dadi-autobloccanti-2.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 von selbstsichernden Muttern<\/h2><\/div><div class=\"fusion-text fusion-text-3\"><p>Das Funktionsprinzip selbstsichernder Muttern besteht darin, einen zus\u00e4tzlichen Widerstand gegen Rotation zu erzeugen und dadurch das Risiko des Losdrehens durch Vibrationen oder wechselnde Belastungen zu begrenzen.<\/p>\n<p>Zu den am h\u00e4ufigsten eingesetzten L\u00f6sungen geh\u00f6ren:<\/p>\n<ul>\n<li>selbstsichernde Muttern mit Polyamideinsatz, die in allgemeinen mechanischen Anwendungen verwendet werden;<\/li>\n<li>Ganzmetall-Sicherungsmuttern mit Klemmmoment, geeignet f\u00fcr hohe Temperaturen und anspruchsvolle Betriebsbedingungen;<\/li>\n<li>selbstsichernde Flanschmuttern, die Sicherungsfunktion und Verteilung der Klemmkraft miteinander kombinieren.<\/li>\n<\/ul>\n<p>Die Wahl zwischen diesen Ausf\u00fchrungen h\u00e4ngt nicht nur von der jeweiligen Referenznorm ab, sondern vor allem von den tats\u00e4chlichen Betriebsbedingungen der Verbindung.<\/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 selbstsichernden Muttern<\/h2><\/div><div class=\"fusion-text fusion-text-5\"><p>Selbstsichernde Muttern werden in allen Anwendungen eingesetzt, in denen das Aufrechterhalten der Verschraubung eine wesentliche Anforderung darstellt.<\/p>\n<p>Im Maschinenbau kommen sie an Getrieben, Antriebsbaugruppen, Pressen und Werkzeugmaschinen zum Einsatz, die kontinuierlichen Vibrationen ausgesetzt sind. Im Automotive-, <a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio_category\/landwirtschaft-und-erdbewegungstechnik\/\">Heavy-Duty- und Erdbewegungsbereich<\/a> werden sie an Rahmen, Achsen, Aufh\u00e4ngungen und Komponenten eingesetzt, die starken dynamischen Belastungen unterliegen. <\/p>\n<p>Auch in den Bereichen Energie, Bahnindustrie, Offshore und Oil &#038; Gas werden sie h\u00e4ufig zur Befestigung von Flanschen, Ventilen, Pumpen, Stahlkonstruktionen und Industrieausr\u00fcstungen verwendet, bei denen Zuverl\u00e4ssigkeit und Betriebskontinuit\u00e4t vorrangige Anforderungen darstellen.<\/p><\/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- und UNI-Normen<\/h2><\/div><div class=\"fusion-text fusion-text-6\"><p>Selbstsichernde Muttern werden nach internationalen Standards gefertigt, die Geometrien, Ma\u00dfmerkmale und Leistungsanforderungen definieren.<\/p>\n<p>Zu den am h\u00e4ufigsten verwendeten Normen geh\u00f6ren:<\/p>\n<ul>\n<li>ISO 7040 und DIN 985 f\u00fcr selbstsichernde Muttern mit nichtmetallischem Einsatz;<\/li>\n<li>ISO 7042 und DIN 980 f\u00fcr Ganzmetall-Sicherungsmuttern;<\/li>\n<li>ISO 2320 zur Pr\u00fcfung der Leistungsmerkmale und des Klemmmoments.<\/li>\n<\/ul>\n<p>F\u00fcr Konstrukteure und Einkaufsabteilungen stellt die Normkonformit\u00e4t jedoch nur einen der zu ber\u00fccksichtigenden Aspekte dar. Werkstoff, Oberfl\u00e4chenbehandlung, Zertifizierung und R\u00fcckverfolgbarkeit sind h\u00e4ufig ebenso entscheidend f\u00fcr die korrekte Auswahl des Bauteils.<\/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;\">Wichtigste Typen selbstsichernder Muttern<\/h2><\/div><div class=\"fusion-text fusion-text-7\"><p>Die Familie der selbstsichernden Muttern umfasst zahlreiche Ausf\u00fchrungen, die f\u00fcr unterschiedliche Anwendungsanforderungen entwickelt wurden.<\/p>\n<p>Neben Standardausf\u00fchrungen nach ISO und DIN werden h\u00e4ufig Sonderbauteile mit Feingewinden, Sonderabmessungen, spezifischen Geometrien oder kundenspezifischen Anforderungen gefertigt. Im industriellen Bereich ist es nicht ungew\u00f6hnlich, dass die Mutter als integraler Bestandteil des gesamten Befestigungssystems ausgelegt wird, zusammen mit Schraube, Stehbolzen und Unterlegscheibe.<\/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>EFS betreut Lieferungen von selbstsichernden Muttern aus Kohlenstoffst\u00e4hlen, hochfesten legierten St\u00e4hlen, Edelstahl A2 und A4, ASTM-Werkstoffen f\u00fcr Oil &#038; Gas, Duplex, Super Duplex sowie Sonderlegierungen wie Inconel und Hastelloy. Die Werkstoffauswahl erfolgt in Abh\u00e4ngigkeit von den Umgebungsbedingungen, der Betriebstemperatur, dem Vorhandensein korrosiver Medien und den mechanischen Anforderungen der Anwendung.<\/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>Der Oberfl\u00e4chenschutz spielt eine wichtige Rolle f\u00fcr die Lebensdauer der Verbindung und die Korrosionsbest\u00e4ndigkeit. Je nach Anwendung k\u00f6nnen selbstsichernde Muttern mit galvanischer Verzinkung, Feuerverzinkung, Geomet\u00ae, Zink-Nickel-Beschichtung, Phosphatierung, Br\u00fcnierung, chemischer Vernickelung oder anderen spezifischen technischen Beschichtungen geliefert werden. Die Wahl der Oberfl\u00e4chenbehandlung muss stets gemeinsam mit den Werkstoffeigenschaften und den vorgesehenen Betriebsbedingungen bewertet 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 Standard- und Sonderlieferungen von selbstsichernden Muttern \u00fcber ein Netzwerk qualifizierter italienischer und europ\u00e4ischer Hersteller. Dank der Erfahrung im Bereich der Sonderverbindungselemente k\u00f6nnen Komponenten nach Zeichnung, Sonderwerkstoffe, spezifische Oberfl\u00e4chenbehandlungen und erweiterte Dokumentationsanforderungen f\u00fcr kritische industrielle Anwendungen betreut werden. <\/p>\n<p>Die Lieferungen k\u00f6nnen mit Abnahmepr\u00fcfzeugnissen nach EN 10204 3.1 oder 3.2, Ma\u00dfkontrollen, mechanischen Pr\u00fcfungen und vollst\u00e4ndiger R\u00fcckverfolgbarkeit des Vormaterials begleitet werden, um Versorgungskontinuit\u00e4t und Konformit\u00e4t mit den technischen Spezifikationen des Kunden sicherzustellen.<\/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;\">Wann sollte eine Ganzmetall-Sicherungsmutter anstelle einer Mutter mit Polyamideinsatz gew\u00e4hlt werden?<\/h3><\/div><div class=\"fusion-text fusion-text-11\"><p>Ganzmetallmuttern werden in der Regel bevorzugt, wenn die Verbindung bei hohen Temperaturen arbeitet oder in Umgebungen eingesetzt wird, in denen sich der Polymereinsatz im Laufe der Zeit verschlechtern k\u00f6nnte.<\/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;\">K\u00f6nnen selbstsichernde Muttern bei starken Vibrationen eingesetzt werden?<\/h3><\/div><div class=\"fusion-text fusion-text-12\"><p>Ja. Sie sind genau daf\u00fcr ausgelegt, die Best\u00e4ndigkeit gegen Losdrehen zu erh\u00f6hen, und werden h\u00e4ufig an Maschinen, Antriebssystemen, Industrieanlagen und Heavy-Duty-Fahrzeugen eingesetzt. <\/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;\">K\u00f6nnen selbstsichernde Muttern nach Zeichnung gefertigt werden?<\/h3><\/div><div class=\"fusion-text fusion-text-13\"><p>Ja. F\u00fcr Sonderanwendungen k\u00f6nnen sie mit spezifischen Werkstoffen, Abmessungen, Gewinden und Oberfl\u00e4chenbehandlungen gefertigt werden, abh\u00e4ngig von den Projektanforderungen und den Betriebsbedingungen. <\/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-14 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-14\" 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\" 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-background-color:var(--awb-color2);--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-17 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-15 fusion-sep-none fusion-title-center fusion-title-text fusion-title-size-three\" style=\"--awb-text-color:var(--awb-color4);\"><h3 class=\"fusion-title-heading title-heading-center fusion-responsive-typography-calculated\" style=\"margin:0;text-transform:uppercase;--fontSize:22;--minFontSize:22;line-height:1.5;\">PRODUKTE F\u00dcR INDUSTRIELLE ANWENDUNGEN<\/h3><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-18 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-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 class=\"fusion-rollover-categories\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio_category\/fahrzeuge\/\" rel=\"tag\">FAHRZEUGE<\/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\/schrauben-mit-reduziertem-schaft-fuer-den-schienenverkehr\/\" aria-label=\"Schrauben mit reduziertem Schaft f\u00fcr den Schienenverkehr\"><\/a>\n\t<\/div>\n<\/div>\n<\/div>\n<h4 class=\"fusion-carousel-title\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio-items\/schrauben-mit-reduziertem-schaft-fuer-den-schienenverkehr\/\" target=\"_self\">Schrauben mit reduziertem Schaft f\u00fcr den Schienenverkehr<\/a><\/h4><div class=\"fusion-carousel-meta\"><a href=\"https:\/\/www.efsfasteners.com\/de\/portfolio_category\/fahrzeuge\/\" rel=\"tag\">FAHRZEUGE<\/a><\/div><\/div><\/div><\/div><div class=\"awb-swiper-button awb-swiper-button-prev\"><i class=\"awb-icon-angle-left\" aria-hidden=\"true\"><\/i><\/div><div 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