{"id":1792,"date":"2026-01-07T09:50:53","date_gmt":"2026-01-07T01:50:53","guid":{"rendered":"https:\/\/www.aluminumetals.com\/?p=1792"},"modified":"2026-01-07T09:54:57","modified_gmt":"2026-01-07T01:54:57","slug":"65mn-roller-shutter-door-spring-steel-strip","status":"publish","type":"post","link":"https:\/\/www.aluminumetals.com\/pt\/tira-de-aco-mola-para-porta-de-enrolar-de-65-mm\/","title":{"rendered":"Tira de a\u00e7o mola para porta de enrolar 65Mn"},"content":{"rendered":"<p>Porta de enrolar <a href=\"https:\/\/www.aluminumetals.com\/pt\/tira-de-aco-mola-75cr1-din1-2003\/\" title=\"Tira de a\u00e7o mola 75Cr1 DIN1.2003\">A\u00e7o mola<\/a> \u00c9 projetado para fachadas de lojas, portas de enrolar industriais, portas seccionais suspensas e uso r\u00e1pido em rolo.<\/p>\n\n\n\n<p>A mola de uma porta de enrolar \u00e9 uma bobina de a\u00e7o resistente, geralmente uma mola de tor\u00e7\u00e3o, que contrabalan\u00e7a o peso da porta, facilitando sua abertura e fechamento ao armazenar e liberar energia rotacional, garantindo um funcionamento suave e evitando que o motor tenha dificuldades com o peso consider\u00e1vel da porta.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Mola da porta de enrolar<\/strong>&nbsp;par\u00e2metros<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>Grau do material<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">50# \/ 65Mn \/ 1050 \/ 1060<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>Cor da superf\u00edcie<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">Azul acinzentado, azul polido<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>Dureza<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">Endurecido e revenido 44-46 HRC<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>Borda<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">Borda arredondada, borda cortante<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>Detalhes da embalagem<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">3m, 4m, 12kg\/rolo, ou conforme a necessidade do cliente.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Tamanho comum da mola da porta de enrolar<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">60 x 1,60<\/td><td class=\"has-text-align-left\" data-align=\"left\">50 x 1,50<\/td><td class=\"has-text-align-left\" data-align=\"left\">65 x 1,20<\/td><td class=\"has-text-align-left\" data-align=\"left\">60 x 1,0<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">80 x 1,40<\/td><td class=\"has-text-align-left\" data-align=\"left\">45 x 1,50<\/td><td class=\"has-text-align-left\" data-align=\"left\">60 x 1,20<\/td><td class=\"has-text-align-left\" data-align=\"left\">55 x 1,0<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">65 x 1,40<\/td><td class=\"has-text-align-left\" data-align=\"left\">60 x 1,30<\/td><td class=\"has-text-align-left\" data-align=\"left\">60\u00d71,1<\/td><td class=\"has-text-align-left\" data-align=\"left\">55 x 1,20<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">50 x 1,0<\/td><td class=\"has-text-align-left\" data-align=\"left\">60 x 1,40<\/td><td class=\"has-text-align-left\" data-align=\"left\">55 x 1,30<\/td><td class=\"has-text-align-left\" data-align=\"left\">50 x 1,20<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p id=\"caption-attachment-9792\"><strong>Mola de porta de enrolar 65Mn<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/ljcloudglobal.oss-cn-hongkong.aliyuncs.com\/wp-content\/uploads\/ruiyi\/2026\/01\/65Mn-Roller-Shutter-Spring.jpg\" alt=\"Mola da porta de enrolar\" class=\"wp-image-1794\" title=\"Mola da porta de enrolar\" srcset=\"https:\/\/ljcloudglobal.oss-cn-hongkong.aliyuncs.com\/wp-content\/uploads\/ruiyi\/2026\/01\/65Mn-Roller-Shutter-Spring.jpg 600w, https:\/\/ljcloudglobal.oss-cn-hongkong.aliyuncs.com\/wp-content\/uploads\/ruiyi\/2026\/01\/65Mn-Roller-Shutter-Spring-300x300.jpg 300w, https:\/\/ljcloudglobal.oss-cn-hongkong.aliyuncs.com\/wp-content\/uploads\/ruiyi\/2026\/01\/65Mn-Roller-Shutter-Spring-150x150.jpg 150w, https:\/\/ljcloudglobal.oss-cn-hongkong.aliyuncs.com\/wp-content\/uploads\/ruiyi\/2026\/01\/65Mn-Roller-Shutter-Spring-12x12.jpg 12w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">45 x 1,0<\/td><td class=\"has-text-align-left\" data-align=\"left\">55 x 1,40<\/td><td class=\"has-text-align-left\" data-align=\"left\">50 x 1,30<\/td><td class=\"has-text-align-left\" data-align=\"left\">45 x 1,20<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">40 x 1,0<\/td><td class=\"has-text-align-left\" data-align=\"left\">50 x 1,40<\/td><td class=\"has-text-align-left\" data-align=\"left\">45 x 1,30<\/td><td class=\"has-text-align-left\" data-align=\"left\">40 x 1,20<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">45 x 1,40<\/td><td class=\"has-text-align-left\" data-align=\"left\">40 x 1,30<\/td><td class=\"has-text-align-left\" data-align=\"left\">35 x 1,20<\/td><td class=\"has-text-align-left\" data-align=\"left\">45\u00d71,1<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">40 x 1,40<\/td><td class=\"has-text-align-left\" data-align=\"left\">1,25\u00d750<\/td><td class=\"has-text-align-left\" data-align=\"left\">50\u00d711<\/td><td class=\"has-text-align-left\" data-align=\"left\">1,4\u00d770<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>A mola da porta de enrolar \u00e9 uma pe\u00e7a crucial para a seguran\u00e7a e funcionalidade da porta. Localizada dentro do cilindro acima da porta, ela \u00e9 essencial para equilibrar a porta, seja para uso manual ou automatizado, evitando que ela bata com for\u00e7a ou fique pesada demais para ser levantada.<\/p>\n\n\n\n<p>Porta de enrolar&nbsp;<a href=\"https:\/\/www.aluminumetals.com\/pt\/tira-de-aco-mola-75cr1-din1-2003\/\" target=\"_blank\" rel=\"noreferrer noopener\">tira de a\u00e7o mola<\/a>&nbsp;Refere-se a um tipo especializado de tira de a\u00e7o usada principalmente na fabrica\u00e7\u00e3o de molas para portas de enrolar (tamb\u00e9m conhecidas como portas de enrolar ou portas seccionais).<\/p>\n\n\n\n<p>Essas tiras de a\u00e7o s\u00e3o feitas de a\u00e7o mola, um tipo de a\u00e7o conhecido por sua alta elasticidade e resist\u00eancia, o que lhe permite retornar \u00e0 sua forma original ap\u00f3s ser deformado.<\/p>\n\n\n\n<p>Nossas tiras de a\u00e7o mola s\u00e3o fabricadas com a\u00e7o de alta qualidade, apresentando excelente elasticidade e alta resist\u00eancia. Seja para equipamentos industriais ou para uso di\u00e1rio, as tiras de a\u00e7o mola atendem \u00e0s suas necessidades de materiais de alto desempenho.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/ljcloudglobal.oss-cn-hongkong.aliyuncs.com\/wp-content\/uploads\/ruiyi\/2026\/01\/65Mn-Rolling-Shutter-Spring-steel-strip.jpg\" alt=\"Tira de a\u00e7o para mola de obturador\" class=\"wp-image-1795\" title=\"Tira de a\u00e7o para mola de obturador\" srcset=\"https:\/\/ljcloudglobal.oss-cn-hongkong.aliyuncs.com\/wp-content\/uploads\/ruiyi\/2026\/01\/65Mn-Rolling-Shutter-Spring-steel-strip.jpg 600w, https:\/\/ljcloudglobal.oss-cn-hongkong.aliyuncs.com\/wp-content\/uploads\/ruiyi\/2026\/01\/65Mn-Rolling-Shutter-Spring-steel-strip-300x300.jpg 300w, https:\/\/ljcloudglobal.oss-cn-hongkong.aliyuncs.com\/wp-content\/uploads\/ruiyi\/2026\/01\/65Mn-Rolling-Shutter-Spring-steel-strip-150x150.jpg 150w, https:\/\/ljcloudglobal.oss-cn-hongkong.aliyuncs.com\/wp-content\/uploads\/ruiyi\/2026\/01\/65Mn-Rolling-Shutter-Spring-steel-strip-12x12.jpg 12w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/www.aluminiumetals.com\/roller-shutter-door-spring-steel-product\/\" title=\"\">Tira de a\u00e7o mola<\/a> A mola da porta de enrolar passa por uma s\u00e9rie de etapas de processamento durante o processo de fabrica\u00e7\u00e3o, incluindo:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Lamina\u00e7\u00e3o a frio:<\/strong>\u00a0A chapa de a\u00e7o \u00e9 laminada a frio at\u00e9 se transformar em tiras de a\u00e7o com a espessura e largura desejadas.<\/li>\n\n\n\n<li><strong>Tratamento t\u00e9rmico:<\/strong>\u00a0A dureza e a tenacidade da tira de a\u00e7o s\u00e3o ajustadas por meio de processos de tratamento t\u00e9rmico, como t\u00eampera e revenido.<\/li>\n\n\n\n<li><strong>Tratamento de superf\u00edcie:<\/strong>\u00a0tais como fosfatiza\u00e7\u00e3o, galvaniza\u00e7\u00e3o, etc., para melhorar a resist\u00eancia \u00e0 corros\u00e3o e o acabamento da superf\u00edcie.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>A principal aplica\u00e7\u00e3o da tira de a\u00e7o-mola de alto carbono<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">Padr\u00e3o do produto<\/td><td class=\"has-text-align-left\" data-align=\"left\">Formul\u00e1rios<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"7\">S50C(CK50\/1050)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Fita m\u00e9trica<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">65Si2Mn<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Molas<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Componentes estruturais das c\u00e2meras<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">50CrV4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Molas<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Pe\u00e7as da corrente<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">51CrV4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Molas<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Molas<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"7\">SK4 (1095)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Fita m\u00e9trica<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Pe\u00e7as da embreagem<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 L\u00e2minas de barbear<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Arruelas<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Pontas de caneta<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Fivelas de seguran\u00e7a<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Molas de enrolamento<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"5\">S55C(CK55\/1050)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Molas<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Molas<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Sapatos de seguran\u00e7a<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Talheres<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Abridor de latas<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Agulhas de tric\u00f4<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 L\u00e2minas Thompson<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"9\">SK5 (1085)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Fita m\u00e9trica<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Componentes estruturais das c\u00e2meras<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Medidores<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"6\">S60C(CK60\/1060)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Pe\u00e7as da corrente<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Molas<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Serras manuais para trabalhos em madeira<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Talheres<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Sapatos de seguran\u00e7a<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Agulhas de tric\u00f4<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Molas<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Serras de fita para marcenaria<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Pe\u00e7as para equipamentos de escrit\u00f3rio<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">&nbsp; e pesado<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Arruelas<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Serras circulares<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"4\">S65C(65MN\/CK67)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Sapatos de seguran\u00e7a<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Pe\u00e7as para equipamentos de escrit\u00f3rio<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Pe\u00e7as da embreagem<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"4\">S45C(CK45\/1045)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Pe\u00e7as da embreagem<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Molas<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Pe\u00e7as da corrente<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Arruelas<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Aparelhos de conten\u00e7\u00e3o<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"3\">S75C(CK75\/1075)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Pe\u00e7as da embreagem<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Arruelas<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Molas<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\" rowspan=\"2\">S50C(CK50\/1050)<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Fita m\u00e9trica<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Serras de fita<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u2013 Componentes estruturais das c\u00e2meras<\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><td class=\"has-text-align-left\" data-align=\"left\"><\/td><\/tr><\/tbody><\/table><\/figure>","protected":false},"excerpt":{"rendered":"<p>Roller Shutter Spring Steel is designed for shopfronts, industrial roller shutters, overhead sectional doors and rapid roll usage. A roller shutter door spring is a heavy-duty steel coil, usually a\u00a0torsion spring, that counterbalances the door\u2019s weight, making it easy to open and close by storing and releasing rotational energy, ensuring smooth operation and preventing the [&hellip;]<\/p>","protected":false},"author":2,"featured_media":1793,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[188],"tags":[176,174,185],"class_list":["post-1792","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-roller-shutter-door-spring-steel","tag-c100s","tag-ck75","tag-spring-steel"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.aluminumetals.com\/pt\/wp-json\/wp\/v2\/posts\/1792","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.aluminumetals.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.aluminumetals.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.aluminumetals.com\/pt\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.aluminumetals.com\/pt\/wp-json\/wp\/v2\/comments?post=1792"}],"version-history":[{"count":1,"href":"https:\/\/www.aluminumetals.com\/pt\/wp-json\/wp\/v2\/posts\/1792\/revisions"}],"predecessor-version":[{"id":1797,"href":"https:\/\/www.aluminumetals.com\/pt\/wp-json\/wp\/v2\/posts\/1792\/revisions\/1797"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.aluminumetals.com\/pt\/wp-json\/wp\/v2\/media\/1793"}],"wp:attachment":[{"href":"https:\/\/www.aluminumetals.com\/pt\/wp-json\/wp\/v2\/media?parent=1792"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.aluminumetals.com\/pt\/wp-json\/wp\/v2\/categories?post=1792"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.aluminumetals.com\/pt\/wp-json\/wp\/v2\/tags?post=1792"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}