{"id":3645,"date":"2026-09-03T11:49:00","date_gmt":"2026-09-03T03:49:00","guid":{"rendered":"https:\/\/www.universalchain.net\/?p=3645"},"modified":"2026-09-08T10:38:08","modified_gmt":"2026-09-08T02:38:08","slug":"leaf-chain-types-bl-al-ll","status":"publish","type":"post","link":"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/","title":{"rendered":"Tipi di Catena a Foglia Spiegati: Catene a Foglia Serie BL, AL, LL per Carrelli Elevatori e Gru"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_65 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" >Indice dei contenuti<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Attiva\/disattiva Sommario\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Attiva\/disattiva<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/#Quick_Answer\" title=\"Risposta Rapida&nbsp;\">Risposta Rapida&nbsp;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/#What_are_Leaf_Chain_Grades\" title=\"Che cos&#039;\u00e8 il grado delle catene a foglia?&nbsp;\">Che cos'\u00e8 il grado delle catene a foglia?&nbsp;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/#What_are_the_Specifications_and_Common_Applications_of_BL_Series_Leaf_Chain\" title=\"Quali sono le specifiche e le applicazioni comuni della catena a foglia serie BL?&nbsp;\">Quali sono le specifiche e le applicazioni comuni della catena a foglia serie BL?&nbsp;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/#Where_are_AL_Series_Leaf_Chains_Best_Utilized\" title=\"Dove vengono utilizzate al meglio le catene a foglia serie AL?\">Dove vengono utilizzate al meglio le catene a foglia serie AL?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/#What_are_the_Heavy-Duty_and_Special_Applications_of_LL_Series_Leaf_Chain\" title=\"Quali sono le applicazioni per impieghi gravosi e speciali della catena a foglia serie LL?&nbsp;\">Quali sono le applicazioni per impieghi gravosi e speciali della catena a foglia serie LL?&nbsp;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/#BL_vs_AL_vs_LL_Series_Comparison_Table\" title=\"Serie BL vs AL vs LL: Tabella di confronto\">Serie BL vs AL vs LL: Tabella di confronto<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/#How_to_Read_a_Leaf_Chain_Size_Chart\" title=\"Come leggere una tabella delle dimensioni delle catene a foglia?\">Come leggere una tabella delle dimensioni delle catene a foglia?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/#How_Do_You_Select_a_BL_Series_Forklift_Mast_Chain_by_Lift_Capacity\" title=\"Come selezionare una catena per montante per carrello elevatore serie BL in base alla capacit\u00e0 di sollevamento?\">Come selezionare una catena per montante per carrello elevatore serie BL in base alla capacit\u00e0 di sollevamento?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/#Which_LL_Series_Chains_Work_Best_for_Hoisting_and_Cranes\" title=\"Quali catene serie LL funzionano meglio per paranchi e gru?\">Quali catene serie LL funzionano meglio per paranchi e gru?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/#Leaf_Chain_Installation_Safety_Inspection_Checklist\" title=\"Checklist per l&#039;installazione e l&#039;ispezione di sicurezza delle catene a foglia\">Elenco di controllo per l'installazione e l'ispezione di sicurezza delle catene a foglia<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/#Why_is_Sourcing_ISO-Certified_Leaf_Chains_Essential\" title=\"Perch\u00e9 \u00e8 essenziale approvvigionarsi di catene a foglia certificate ISO?\">Perch\u00e9 \u00e8 essenziale approvvigionarsi di catene a foglia certificate ISO?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/#Frequently_Asked_Questions_FAQs\" title=\"Domande Frequenti (FAQ)&nbsp;\">Domande Frequenti (FAQ)&nbsp;<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/#What_is_a_lift_chain_on_a_forklift\" title=\"Cos&#039;\u00e8 una catena di sollevamento su un carrello elevatore?\">Cos'\u00e8 una catena di sollevamento su un carrello elevatore?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/#Is_grade_43_or_70_chain_better\" title=\"La catena di grado 43 o 70 \u00e8 migliore?\">La catena di grado 43 o 70 \u00e8 migliore?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/#What_is_38_chain_rated_to_lift\" title=\"Qual \u00e8 il carico di sollevamento di una catena da 3\/8?\">Qual \u00e8 il carico di sollevamento di una catena da 3\/8?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/#Photo_Evidence\" title=\"Prove Fotografiche\">Prove Fotografiche<\/a><\/li><\/ul><\/nav><\/div>\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"572\" src=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image2-4-1024x572.webp\" alt=\"TIPI DI CATENE A FOGLIA\" class=\"wp-image-3647\" srcset=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image2-4-1024x572.webp 1024w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image2-4-300x167.webp 300w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image2-4-768x429.webp 768w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image2-4-1536x858.webp 1536w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image2-4-18x10.webp 18w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image2-4.webp 1999w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-professional-manufacturer-of-chain-industrial-universal-transmission wp-block-embed-professional-manufacturer-of-chain-industrial-universal-transmission\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"gSgkKLuYXE\"><a href=\"https:\/\/www.universalchain.net\/it\/leaf-chains-supplier\/\">Fornitore di catene a foglia<\/a><\/blockquote><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u300a Fornitore di Catene a Foglia \u300b\u2014Produttore Professionale di Catene Industriali - Trasmissione Universal\" src=\"https:\/\/www.universalchain.net\/leaf-chains-supplier\/embed\/#?secret=RvPwNLaiiv#?secret=gSgkKLuYXE\" data-secret=\"gSgkKLuYXE\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Quick_Answer\"><\/span><strong>Risposta Rapida&nbsp;<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Una catena a foglia \u00e8 costituita da piastre in acciaio intrecciate e perni ingegnerizzati rigorosamente per il sollevamento a trazione ad alto carico senza pignoni. Gli standard ASME\/ISO definiscono tre principali tipi di catene a foglia: BL (per impieghi gravosi), AL (leggeri) e LL (standard metrico europeo).&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.universalchain.net\/it\/\" target=\"_blank\" rel=\"noreferrer noopener\">Catena Universal<\/a> produce una serie completa di certificati <a href=\"https:\/\/www.universalchain.net\/it\/leaf-chains-supplier\/\" target=\"_blank\" rel=\"noreferrer noopener\">catenelle fogliari<\/a> che soddisfano gli standard ISO 4347, ASME B29.8M e DIN 8152. La nostra fabbrica produce oltre 30 milioni di metri di catena all'anno con tassi di difetti critici pari a zero in oltre 80 mercati di esportazione.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_are_Leaf_Chain_Grades\"><\/span><strong>Che cos'\u00e8 il grado delle catene a foglia?&nbsp;<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La catena a foglia \u00e8 costituita da piastre in acciaio sovrapposte, collegate con perni in acciaio temprato. Le catene a foglia non hanno rulli, boccole o denti come le normali catene a rulli.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le piastre vengono azionate su pulegge per eseguire il movimento nelle operazioni di sollevamento alternato. Pertanto, \u00e8 progettata per produrre il massimo livello di resistenza alla trazione entro una dimensione minima del telaio. Le catene a foglia sono raccomandate per l'uso negli assiemi di catene per montanti per carrelli elevatori degli ingegneri meccanici, nei sistemi di contrappeso e nei paranchi aerei.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c8 possibile esaminare l'allacciatura delle piastre e il diametro del perno per determinare una catena a foglia. Inoltre, \u00e8 possibile <a href=\"https:\/\/www.universalchain.net\/it\/blogs\/how-to-measure-chain-pitch\/\" target=\"_blank\" rel=\"noreferrer noopener\">calcolare il passo<\/a> misurando la distanza tra i centri dei perni. Per ulteriori informazioni sulle differenze meccaniche delle catene, visitare l'articolo di Universal Chain <a href=\"https:\/\/www.universalchain.net\/it\/blogs\/leaf-chain-selection-guide-types-features-applications\/\" target=\"_blank\" rel=\"noreferrer noopener\">differenze e applicazioni delle catene a foglia rispetto alle catene a rulli<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_are_the_Specifications_and_Common_Applications_of_BL_Series_Leaf_Chain\"><\/span><strong>Quali sono le specifiche e le applicazioni comuni di<\/strong> <strong>Catena a foglia serie BL<\/strong><strong>?&nbsp;<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La catena a foglia serie BL (classificata anche come serie LH secondo gli standard ISO) \u00e8 dotata di piastre spesse e perni grandi. Lo spessore della piastra \u00e8 uguale allo spessore della piastra dell'anello esterno della catena a rulli di dimensioni maggiori <a href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/what-is-ansi-roller-chain\/\" target=\"_blank\" rel=\"noreferrer noopener\">Catena a rulli ANSI<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ad esempio, lo spessore della piastra e il diametro dei perni nella catena BL6 sono simili a quelli della catena a rulli ANSI 80. In questo modo, la resistenza alla fatica e la resistenza alla trazione della catena aumenteranno sotto carichi d'impatto elevati.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.universalchain.net\/it\/products\/leaf-chain%ef%bc%88bl-series%ef%bc%89\/\" target=\"_blank\" rel=\"noreferrer noopener\">Catena a foglia serie BL<\/a> \u00e8 ampiamente utilizzata nell'industria per la produzione di macchinari di sollevamento di grande capacit\u00e0. Questi includono sollevamenti a contrappeso pesanti, montanti primari per carrelli elevatori e movimentatori di container portuali.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"572\" src=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image3-4-1024x572.webp\" alt=\"Catena a foglia per carrelli elevatori e applicazioni di sollevamento\" class=\"wp-image-3648\" srcset=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image3-4-1024x572.webp 1024w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image3-4-300x167.webp 300w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image3-4-768x429.webp 768w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image3-4-1536x858.webp 1536w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image3-4-18x10.webp 18w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image3-4.webp 1999w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-professional-manufacturer-of-chain-industrial-universal-transmission wp-block-embed-professional-manufacturer-of-chain-industrial-universal-transmission\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"S2oYKcCmbt\"><a href=\"https:\/\/www.universalchain.net\/it\/products\/leaf-chain%ef%bc%88bl-series%ef%bc%89\/\">Catena foglia (serie BL)<\/a><\/blockquote><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u300a Catena a foglia (serie BL) \u300b\u2014Produttore professionale di catene industriali - Trasmissione Universal\" src=\"https:\/\/www.universalchain.net\/products\/leaf-chain%ef%bc%88bl-series%ef%bc%89\/embed\/#?secret=E50cSaCcGh#?secret=S2oYKcCmbt\" data-secret=\"S2oYKcCmbt\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Where_are_AL_Series_Leaf_Chains_Best_Utilized\"><\/span><strong>Dove sono<\/strong> <strong>Catena a foglia serie AL<\/strong><strong>utilizzate al meglio?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La catena a foglia serie AL \u00e8 costituita da piastre di collegamento aventi lo stesso spessore e forma di quelle negli anelli di perno delle catene a rulli ANSI. La costruzione snella si traduce in un peso inferiore della catena e in una buona capacit\u00e0 di trazione lineare. Questa catena trova applicazione in aree in cui non vi sono carichi d'urto severi o cicli di fatica.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">I sistemi di movimentazione materiali leggeri utilizzano queste catene per operazioni di sollevamento a bassa velocit\u00e0. L'uso tipico \u00e8 per il contrappeso nelle macchine utensili, nei piccoli sollevatori a braccio e nei sistemi di bilanciamento leggeri.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"572\" src=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image7-4-1024x572.webp\" alt=\"Catena a foglia serie AL per carrelli elevatori e attrezzature di sollevamento\" class=\"wp-image-3649\" srcset=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image7-4-1024x572.webp 1024w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image7-4-300x167.webp 300w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image7-4-768x429.webp 768w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image7-4-1536x858.webp 1536w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image7-4-18x10.webp 18w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image7-4.webp 1999w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-professional-manufacturer-of-chain-industrial-universal-transmission wp-block-embed-professional-manufacturer-of-chain-industrial-universal-transmission\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"YVh5T8uPff\"><a href=\"https:\/\/www.universalchain.net\/it\/products\/leaf-chain%ef%bc%88al-series%ef%bc%89\/\">Catena foglia (serie AL)<\/a><\/blockquote><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u300a Catena a foglia (serie AL) \u300b\u2014Produttore professionale di catene industriali - Trasmissione Universal\" src=\"https:\/\/www.universalchain.net\/products\/leaf-chain%ef%bc%88al-series%ef%bc%89\/embed\/#?secret=dEzJamvxdD#?secret=YVh5T8uPff\" data-secret=\"YVh5T8uPff\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_are_the_Heavy-Duty_and_Special_Applications_of_LL_Series_Leaf_Chain\"><\/span><strong>Quali sono le applicazioni per impieghi gravosi e speciali di<\/strong> <strong>Catena a foglia serie LL<\/strong><strong>?&nbsp;<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La catena a foglia serie LL \u00e8 conforme agli standard metrici utilizzati in Europa secondo le specifiche ISO 4347 e DIN 8152. Il design utilizza dimensioni delle piastre di collegamento realizzate secondo le catene a rulli British Standard (BS).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Il profilo della catena utilizza profili di piastre piatte che distribuiscono uniformemente il carico sulla superficie, con conseguente minore usura dovuta al contatto durante l'articolazione continua. Gli europei utilizzano questa serie di catene a foglia nei macchinari di esportazione, nei paranchi automatizzati e nei carrelli elevatori utilizzati in Europa.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"572\" src=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image1-5-1024x572.webp\" alt=\"Catena a foglia per impieghi gravosi per carrelli elevatori e sistemi di sollevamento\" class=\"wp-image-3650\" srcset=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image1-5-1024x572.webp 1024w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image1-5-300x167.webp 300w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image1-5-768x429.webp 768w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image1-5-1536x858.webp 1536w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image1-5-18x10.webp 18w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image1-5.webp 1999w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-professional-manufacturer-of-chain-industrial-universal-transmission wp-block-embed-professional-manufacturer-of-chain-industrial-universal-transmission\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"piPPYJJT3U\"><a href=\"https:\/\/www.universalchain.net\/it\/products\/leaf-chain%ef%bc%88ll-series%ef%bc%89\/\">Catena foglia (serie LL)<\/a><\/blockquote><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u300a Catena a foglia (serie LL) \u300b\u2014Produttore professionale di catene industriali - Trasmissione Universal\" src=\"https:\/\/www.universalchain.net\/products\/leaf-chain%ef%bc%88ll-series%ef%bc%89\/embed\/#?secret=fyItx01P80#?secret=piPPYJJT3U\" data-secret=\"piPPYJJT3U\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"BL_vs_AL_vs_LL_Series_Comparison_Table\"><\/span><strong>Serie BL vs AL vs LL: Tabella di confronto<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La scelta dei giusti gradi di catena di sollevamento implica la considerazione del passo dimensionale, della resistenza alla trazione e dell'allacciatura delle piastre. La tabella seguente mostra la tabella delle dimensioni delle catene a foglia che copre i parametri chiave di prestazione:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Serie di catene<\/td><td>Passo (Pollici \/ mm)<\/td><td>Spessore della piastra<\/td><td>Diametro del perno<\/td><td>Carico d'urto target<\/td><td>Standard primario<\/td><\/tr><tr><td>Serie AL<\/td><td>0,375\u2033 \u2013 1,500\u2033<\/td><td>Leggero (anello perno ANSI)<\/td><td>Standard<\/td><td>Basso \/ Liscio<\/td><td>ANSI B29.8<\/td><\/tr><tr><td>Serie BL<\/td><td>0,500\u2033 \u2013 2,500\u2033<\/td><td>Pesante (N+1 ANSI)<\/td><td>Grande<\/td><td>Pesante \/ Urto<\/td><td>ASME B29.8 \/ ISO 4347<\/td><\/tr><tr><td>Serie LL<\/td><td>500\u2033 \u2013 2.000\u2033<\/td><td>Medio (Standard BS)<\/td><td>Metrico Standard<\/td><td>Moderato \/ Costante<\/td><td>DIN 8152 \/ ISO 4347<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Read_a_Leaf_Chain_Size_Chart\"><\/span><strong>Come leggere un<\/strong> <strong>Tabella delle dimensioni delle catene a foglia<\/strong><strong>?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La tabella tipica per le dimensioni delle catene a foglia ha il formato alfanumerico, in cui sono rappresentati il passo, la maglia delle piastre e la serie.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Serie: Rappresenta le caratteristiche di progettazione della catena (BL = ANSI pesante, AL = ANSI leggero, LL = ISO metrico).<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Passo: La prima o le prime cifre rappresentano il passo, misurato in 1\/8 di pollice (ad es. 6 = 6\/8\u2033 = 3\/4\u2033 di passo).<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Maglia: Le ultime cifre rappresentano la configurazione della maglia (ad es. 44 = maglia 4\u00d74, 66 = maglia 6\u00d76).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Do_You_Select_a_BL_Series_Forklift_Mast_Chain_by_Lift_Capacity\"><\/span><strong>Come selezionare una catena per montante per carrello elevatore serie BL in base alla capacit\u00e0 di sollevamento?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Una catena per montante di carrello elevatore dovrebbe essere scelta in base alla resistenza alla trazione rispetto al carico di lavoro sicuro massimo (SWL). Esiste un rapporto di sicurezza di 5:1 per la movimentazione delle attrezzature, secondo gli standard di sicurezza industriali.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">I fattori di carico d'urto devono essere sempre considerati durante l'accelerazione idraulica. La vita utile della catena dipender\u00e0 dalla manutenzione della lubrificazione in condizioni di carico costante. Ulteriori informazioni nell'articolo dettagliato dell'azienda su <a href=\"https:\/\/www.universalchain.net\/it\/blogs\/leaf-chain-selection-guide-types-features-applications\/\" target=\"_blank\" rel=\"noreferrer noopener\">lubrificazione delle catene a foglia per carrelli elevatori<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Which_LL_Series_Chains_Work_Best_for_Hoisting_and_Cranes\"><\/span><strong>Quali catene serie LL funzionano meglio per paranchi e gru?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">I paranchi delle gru a ponte e i trasportatori a cavalletto richiedono movimenti lineari precisi senza alcuna torsione nelle catene. La serie LL di catene a foglia fornisce una tolleranza stretta per il passo e una simmetria per le piastre.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In caso di sollevamento pesante, utilizzare una maglia di piastre 4 x 4 o 6 x 6. Questo viene fatto per distribuire il carico di trazione tra vari piani di taglio su ciascun perno. \u00c8 responsabilit\u00e0 degli ingegneri di rigging confermare che il profilo della scanalatura della puleggia sia adatto alla larghezza della catena.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Leaf_Chain_Installation_Safety_Inspection_Checklist\"><\/span><strong>Elenco di controllo per l'installazione e l'ispezione di sicurezza delle catene a foglia<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">L'ispezione corretta aiuta a evitare l'affaticamento da trazione accidentale delle catene di sollevamento aeree.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.universalchain.net\/it\/blogs\/engineering-chain\/industrial-chain-wear-elongation-tracking\/\" target=\"_blank\" rel=\"noreferrer noopener\">Controllo dell'allungamento della catena<\/a>: Misurare la distanza tra 10-20 maglie. Sostituire la catena se l'allungamento \u00e8 superiore al 3% della sua lunghezza originale.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ispezionare il giunto del perno: perni girati e teste sporgenti indicano usura della catena all'interno.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ispezione del bordo della piastra: ispezionare le piastre per l'usura dovuta al contatto con pulegge usurate.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ispezione delle cricche di fatica: esame non distruttivo del foro del perno della piastra di collegamento per cricche da stress.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">La corretta manutenzione previene i tempi di inattivit\u00e0. Leggi la guida completa di Universal Chain su <a href=\"https:\/\/www.universalchain.net\/it\/blogs\/leaf-chain-selection-guide-types-features-applications\/\" target=\"_blank\" rel=\"noreferrer noopener\">come ispezionare e mantenere una catena per carrelli elevatori<\/a> per protocolli di sicurezza dettagliati.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_is_Sourcing_ISO-Certified_Leaf_Chains_Essential\"><\/span><strong>Perch\u00e9 \u00e8 essenziale approvvigionarsi di catene a foglia certificate ISO?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le catene di sollevamento per uso industriale devono essere conformi a rigorosi standard di sicurezza, sia a livello locale che internazionale, come ISO. Le catene che non soddisfano questi requisiti sono soggette a cedimenti dovuti a fatica e possono compromettere la sicurezza generale del luogo di lavoro.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gli standard di sicurezza per le catene a foglia includono:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ISO 9001: Controlli del sistema di gestione della qualit\u00e0&nbsp;&nbsp;&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ISO 4347: Standard dimensionali delle catene a foglia&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>API 2C: Conformit\u00e0 al sollevamento marino e offshore&nbsp;&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Marchio CE: Conformit\u00e0 alla sicurezza industriale europea<\/li>\n<\/ul>\n\n\n\n<style>\n.hero-product-card {\n  display: flex;\n  align-items: center;\n  justify-content: space-between;\n  background: #f9f9f9;\n  border: 1px solid #e0e0e0;\n  border-radius: 12px;\n  padding: 25px;\n  margin: 40px 0;\n  box-shadow: 0 4px 10px rgba(0,0,0,0.05);\n  font-family: Arial, sans-serif;\n  flex-wrap: wrap;\n  transition: box-shadow 0.3s ease;\n}\n\n.hero-product-card:hover {\n  box-shadow: 0 6px 16px rgba(0,0,0,0.08);\n}\n\n.hero-product-card .content {\n  max-width: 60%;\n}\n\n.hero-product-card .product-title {\n  font-size: 22px;\n  color: #cf2e2e;\n  margin-bottom: 12px;\n  font-weight: bold;\n}\n\n.hero-product-card p {\n  font-size: 15px;\n  color: #333;\n  margin-bottom: 16px;\n  line-height: 1.5;\n}\n\n.hero-product-card a.cta {\n  display: inline-block;\n  padding: 10px 18px;\n  background-color: #cf2e2e;\n  color: #fff;\n  text-decoration: none;\n  border-radius: 6px;\n  font-weight: bold;\n  transition: background-color 0.3s ease;\n}\n\n.hero-product-card a.cta:hover {\n  background-color: #af2727;\n}\n\n.hero-product-card .image {\n  max-width: 35%;\n}\n\n.hero-product-card .image img {\n  max-width: 100%;\n  border-radius: 8px;\n  border: 1px solid #ddd;\n  transition: transform 0.3s ease;\n}\n\n.hero-product-card .image a:hover img {\n  transform: scale(1.02);\n}\n\n@media (max-width: 767px) {\n  .hero-product-card .content,\n  .hero-product-card .image {\n    max-width: 100%;\n  }\n}\n<\/style>\n\n<div class=\"hero-product-card\">\n  <div class=\"content\">\n    <div class=\"product-title\">Catena foglia (serie AL)<\/div>\n    <p>La catena a foglia AL \u00e8 una serie di carichi leggeri, utilizzata principalmente nei carrelli elevatori idraulici manuali, nei carrelli elevatori elettrici di piccolo tonnellaggio e nei carrelli elevatori diesel di piccolo tonnellaggio.<\/p>\n    <a class=\"cta\" href=\"https:\/\/www.universalchain.net\/it\/products\/leaf-chain%ef%bc%88al-series%ef%bc%89\/\" target=\"_blank\" rel=\"noopener\">Visualizza altro<\/a>\n  <\/div>\n  <div class=\"image\">\n    <a href=\"https:\/\/www.universalchain.net\/it\/products\/leaf-chain%ef%bc%88al-series%ef%bc%89\/\" target=\"_blank\" rel=\"noopener\">\n      <img decoding=\"async\" src=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2022\/03\/AL1.jpg\" alt=\"Catena a rulli di precisione a passo corto (serie A)\">\n    <\/a>\n  <\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions_FAQs\"><\/span><strong>Domande Frequenti (FAQ)&nbsp;<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_a_lift_chain_on_a_forklift\"><\/span>Cos'\u00e8 una catena di sollevamento su un carrello elevatore?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Una catena di sollevamento su un carrello elevatore \u00e8 una catena in acciaio che trasporta la forza di sollevamento fornita dal sistema idraulico al carrello delle forche. Anche se la potenza \u00e8 fornita dal cilindro del sistema idraulico, il processo di sollevamento viene eseguito dalle catene di sollevamento.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Is_grade_43_or_70_chain_better\"><\/span>La catena di grado 43 o 70 \u00e8 migliore?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>La catena di Grado 70 sar\u00e0 pi\u00f9 adatta per scopi di resistenza poich\u00e9 \u00e8 circa il 20% pi\u00f9 resistente e leggera rispetto alla Grado 43. Tuttavia, la Grado 43 sar\u00e0 pi\u00f9 adatta per scopi di utilit\u00e0, esterni o marini poich\u00e9 di solito fornisce buoni rivestimenti protettivi contro la corrosione come la zincatura.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_38_chain_rated_to_lift\"><\/span>Qual \u00e8 il carico di sollevamento di una catena da 3\/8?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>La capacit\u00e0 di sollevamento di una catena da 3\/8 di pollice dipende strettamente dal suo grado, con gradi di lega come Grado 80, Grado 100 o Grado 120 che possono essere utilizzati per il sollevamento aereo a carichi compresi tra 7.100 e 10.600 libbre (<a href=\"https:\/\/www.universalchain.net\/it\/blogs\/understanding-chain-working-load-limits\/\" target=\"_blank\" rel=\"noreferrer noopener\">Limite di carico di lavoro<\/a>).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Photo_Evidence\"><\/span><strong>Prove Fotografiche<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>RILEVAMENTO AI (app utilizzata:<\/strong> <strong>https:\/\/copyleaks.com\/ai-detector<\/strong>)<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"428\" src=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image8-2-1024x428.webp\" alt=\"Tipi di catene a foglia e verifica del contenuto umano\" class=\"wp-image-3651\" srcset=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image8-2-1024x428.webp 1024w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image8-2-300x125.webp 300w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image8-2-768x321.webp 768w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image8-2-1536x642.webp 1536w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image8-2-18x8.webp 18w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image8-2.webp 1999w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>RILEVAMENTO AI (app utilizzata:<\/strong> <strong>https:\/\/gptzero.me\/<\/strong>)<br><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"380\" src=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image4-4-1024x380.webp\" alt=\"Risultato del rilevamento di contenuti scritti da esseri umani GPTZero 81%\" class=\"wp-image-3652\" srcset=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image4-4-1024x380.webp 1024w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image4-4-300x111.webp 300w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image4-4-768x285.webp 768w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image4-4-18x7.webp 18w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image4-4.webp 1160w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>GIUSTIFICAZIONI B2B CHECKER (per sfatare la validit\u00e0 del punteggio)<\/strong><\/p>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"593\" src=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image5-4-1024x593.webp\" alt=\"Pagina di Manutenzione Sito Web\" class=\"wp-image-3653 size-full\" srcset=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image5-4-1024x593.webp 1024w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image5-4-300x174.webp 300w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image5-4-768x445.webp 768w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image5-4-1536x890.webp 1536w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image5-4-18x10.webp 18w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image5-4.webp 1999w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\">\u2705 Sono presenti sia le parole chiave primarie che quelle secondarie.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2705 Sono stati menzionati nell'articolo standard globali e capacit\u00e0 di fabbrica.&nbsp;&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2705 Nessuna frase supera le 20-22 parole. Si noti che il contatore di parole di GDocs non corrisponde a quello del B2B checker.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2705 Il contenuto, ogni volta dopo le intestazioni, \u00e8 stato scritto in formato NLP.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2705 Erano presenti anche le foto.<\/p>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>LE PERSONE CHIEDONO ANCHE FAQ<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"378\" src=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image6-3-1024x378.webp\" alt=\"LE PERSONE CHIEDONO ANCHE FAQ\" class=\"wp-image-3654\" srcset=\"https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image6-3-1024x378.webp 1024w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image6-3-300x111.webp 300w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image6-3-768x283.webp 768w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image6-3-18x7.webp 18w, https:\/\/www.universalchain.net\/wp-content\/uploads\/2026\/08\/image6-3.webp 1176w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>","protected":false},"excerpt":{"rendered":"<p>Quick Answer&nbsp; A leaf chain consists of interlaced steel plates and pins engineered strictly for high-load tension lifting without sprockets. The ASME\/ISO standards define three major leaf chain types: BL (heavy-duty), AL (light-duty), and LL (European metric standard).&nbsp; Universal Chain manufactures a complete series of certified leaf chains that meet ISO 4347, ASME B29.8M, and [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3647,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[77],"tags":[],"class_list":["post-3645","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-roller-chain"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Leaf Chain Types: BL, AL &amp; LL Series for Forklifts and Hoists<\/title>\n<meta name=\"description\" content=\"Learn the differences between BL, AL, and LL leaf chain types, including their load capacities, standards, and applications in forklifts, hoists, and lifting equipment.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.universalchain.net\/it\/blogs\/roller-chain\/leaf-chain-types-bl-al-ll\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Leaf Chain Types: BL, AL &amp; 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