{"id":1306,"date":"2023-04-02T14:33:12","date_gmt":"2023-04-02T14:33:12","guid":{"rendered":"https:\/\/waldunsteel.com\/?post_type=portfolio&#038;p=1306"},"modified":"2023-11-13T02:45:16","modified_gmt":"2023-11-13T02:45:16","slug":"sae-4140-barra-de-aco","status":"publish","type":"portfolio","link":"https:\/\/waldunsteel.com\/pt\/products\/sae-4140-steel-bar\/","title":{"rendered":"SAE 4140 Steel Bar"},"content":{"rendered":"<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-6it6a2-d6c942ed7709d65239c3e896f6de3889\">\n.flex_column.av-6it6a2-d6c942ed7709d65239c3e896f6de3889{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-6it6a2-d6c942ed7709d65239c3e896f6de3889 av_two_third  avia-builder-el-0  el_before_av_one_third  avia-builder-el-first  first flex_column_div av-zero-column-padding'     ><section  class='av_textblock_section av-kn0enuo6-bdec2b99c44cd1491bc73530dc03f058'  ><div class='avia_textblock' ><h1 style=\"text-align: center;\"><img decoding=\"async\" class=\"size-full wp-image-1308 aligncenter\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/SAE-4140-Steel-Flat-Bar.jpg\" alt=\"barra plana de a\u00e7o sae 4140\" width=\"495\" height=\"371\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/SAE-4140-Steel-Flat-Bar.jpg 495w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/SAE-4140-Steel-Flat-Bar-300x225.jpg 300w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/SAE-4140-Steel-Flat-Bar-16x12.jpg 16w\" sizes=\"(max-width: 495px) 100vw, 495px\" \/><\/h1>\n<h1 style=\"text-align: center;\">SAE 4140 Steel Bar<\/h1>\n<p><strong><b>WALDUN \u00e9 um dos melhores <\/b><\/strong><strong><b>SAE4140<\/b><\/strong><strong><b>\u00a0Barra de ferro<\/b><\/strong><strong><b>\u00a0fabricantes e fornecedores<\/b><\/strong><strong><b>\u00a0na China<\/b><\/strong><strong><b>,<\/b><\/strong><strong><b>\u00a0posso<\/b><\/strong><strong><b>\u00a0fornecido com hastes redondas, barras quadradas \/ planas, rolos, eixos, blocos e pe\u00e7as de forjamento.<\/b><\/strong><\/p>\n<p>O grau SAE4140 \u00e9 um a\u00e7o de baixa liga que inclui cromo e molibd\u00eanio como elementos de refor\u00e7o que tem boa resist\u00eancia e tenacidade, ductilidade, soldabilidade e usinabilidade. SAE4140 \u00e9 amplamente utilizado na ind\u00fastria automotiva, agr\u00edcola, de petr\u00f3leo e g\u00e1s. Os usos t\u00edpicos s\u00e3o engrenagens e eixos forjados, fusos, acess\u00f3rios, gabaritos e colares.<\/p>\n<h2>Composi\u00e7\u00e3o Qu\u00edmica de acordo com ASTM A29<\/h2>\n<table style=\"border-collapse: collapse; width: 467.52pt;\" border=\"0\" width=\"935\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr style=\"height: 18.00pt;\">\n<td class=\"et5\" style=\"height: 18.00pt; width: 58.45pt;\" width=\"116\" height=\"36\">NOTA<\/td>\n<td class=\"et5\" style=\"width: 58.45pt;\" width=\"116\">C<\/td>\n<td class=\"et5\" style=\"width: 58.45pt;\" width=\"116\">Si<\/td>\n<td class=\"et5\" style=\"width: 58.45pt;\" width=\"116\">Mn<\/td>\n<td class=\"et6\" style=\"width: 58.45pt;\" width=\"116\">P<\/td>\n<td class=\"et6\" style=\"width: 58.45pt;\" width=\"116\">S<\/td>\n<td class=\"et5\" style=\"width: 58.45pt;\" width=\"116\">Cr<\/td>\n<td class=\"et5\" style=\"width: 58.45pt;\" width=\"116\">Mo<\/td>\n<\/tr>\n<tr style=\"height: 18.00pt;\">\n<td class=\"et2\" style=\"height: 18.00pt;\" height=\"36\">4140<\/td>\n<td class=\"et3\">0,38-0,43<\/td>\n<td class=\"et3\">0,15-0,35<\/td>\n<td class=\"et3\">0,75-1,00<\/td>\n<td class=\"et4\">\u2264 0,035<\/td>\n<td class=\"et4\">\u2264 0,040<\/td>\n<td class=\"et3\">0,80-1,10<\/td>\n<td class=\"et3\">0,15-0,25<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong><b>SAE4140<\/b><\/strong><strong><b>\u00a0Barra de ferro <\/b><\/strong><strong><b>Tamanho e toler\u00e2ncia e processo<\/b><\/strong><\/h2>\n<table>\n<tbody>\n<tr>\n<td>Forma<\/td>\n<td>Tamanho (mm)<\/td>\n<td>Processar<\/td>\n<td>Toler\u00e2ncia<\/td>\n<td>Comprimento (mm)<\/td>\n<\/tr>\n<tr>\n<td>Redondo<\/td>\n<td>\u03a66-\u03a650<\/td>\n<td>Desenho frio<\/td>\n<td>H11<\/td>\n<td>3000-5800<\/td>\n<\/tr>\n<tr>\n<td>Redondo<\/td>\n<td>\u03a640-\u03a6300<\/td>\n<td>Laminados a quente<\/td>\n<td>-0 \/ + 3mm<\/td>\n<td>3.000-10.000<\/td>\n<\/tr>\n<tr>\n<td>Redondo<\/td>\n<td>\u03a6120-\u03a61000<\/td>\n<td>Forjado a Quente<\/td>\n<td>-0 \/ + 3mm<\/td>\n<td>3.000-10.000<\/td>\n<\/tr>\n<tr>\n<td>Plano \/ Quadrado \/ Bloco<\/td>\n<td>Espessura: 120-800<br \/>\nLargura: 120-1500<\/td>\n<td>Forjado a Quente<\/td>\n<td>-0 \/ + 3mm<\/td>\n<td>500-6000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong><b>\u00a0<\/b><\/strong><\/h2>\n<h2><strong><b>SAE4140<\/b><\/strong><strong><b>\u00a0Barra de ferro <\/b><\/strong><strong><b>Tratamento t\u00e9rmico<\/b><\/strong><\/h2>\n<p><strong><b>Normalizando para SAE4140<\/b><\/strong><br \/>\n1. Temperatura de normaliza\u00e7\u00e3o nominal: 840-880 \u00b0 C<br \/>\n2. Mantenha a temperatura por v\u00e1rias horas<br \/>\n3. Resfriando o ar<\/p>\n<p><strong><b>Recozimento Para SAE4140<\/b><\/strong><br \/>\n1. Temperatura de recozimento nominal: 790-840 \u00b0 C<br \/>\n2. Resfrie lentamente no furance<br \/>\n3. Dureza Brinell m\u00e1xima de 225<\/p>\n<p><strong><b>Endurecimento e Revenimento (QT) Para SAE4140<\/b><\/strong><br \/>\n1. Temperatura nominal de endurecimento: 830-860 \u00b0 C<br \/>\n2. Mantenha a esta temperatura, em seguida, resfrie em \u00f3leo ou \u00e1gua<br \/>\n3. T\u00eampera o mais r\u00e1pido poss\u00edvel quando a temperatura baixa para o ambiente<br \/>\n4. Aque\u00e7a uniformemente at\u00e9 a temperatura adequada de 540-680 \u00b0 C<br \/>\n5. mantenha o material fora do forno e, em seguida, resfrie ao ar<\/p>\n<p><strong><b>Al\u00edvio de estresse para SAE4140<\/b><\/strong><br \/>\n1. Temperatura nominal de al\u00edvio de tens\u00e3o na condi\u00e7\u00e3o temperada e temperada: cerca de 30-50 \u00b0 C abaixo da temperatura de t\u00eampera.<br \/>\n2 .. Temperatura de al\u00edvio de tens\u00e3o nominal na condi\u00e7\u00e3o recozida: 600-650 \u00b0 C<br \/>\n3. Resfriamento do ar.<\/p>\n<p><strong><b>Propriedade mec\u00e2nica(<\/b><\/strong><strong><em><b><i>\u00a0Apenas para refer\u00eancia)<\/i><\/b><\/em><\/strong><br \/>\n1. Resist\u00eancia \u00e0 tra\u00e7\u00e3o: 850-1000MPa<br \/>\n2. Ponto de rendimento: Min665MPa<br \/>\n3. Redu\u00e7\u00e3o percentual da \u00e1rea ap\u00f3s a fratura: 52%<br \/>\n4.Elongamento ap\u00f3s a fratura: 13%<br \/>\n5.Teste de impacto (+ 20 \u00b0 C): Transversal - 26 ~ 42J; Longitude - 49 ~ 55J<\/p>\n<h2><strong><b>SAE4140<\/b><\/strong><strong><b>\u00a0Barra de ferro <\/b><\/strong><strong><b>D<\/b><\/strong><strong><b>Condi\u00e7\u00e3o de entrega<\/b><\/strong><\/h2>\n<p>1. Forma: Redondo \/ Quadrado \/ Plano \/ Eixos \/ Rolos \/ Blocos<br \/>\n2. Condi\u00e7\u00e3o da superf\u00edcie: superf\u00edcie preta \/ superf\u00edcie brilhante<br \/>\n3. Tratamento de Calor: Normalizado \/ Recozido \/ QT<br \/>\n4. Reta: M\u00e1x. 3 mm \/ m (retid\u00e3o aprimorada pode estar dispon\u00edvel mediante solicita\u00e7\u00e3o)<br \/>\n5. Comprimento: 3000-5800mm adequado para um recipiente de 20 \u2033. acima de 6000 mm, adequado para cont\u00eaineres de 40 \u2033<br \/>\n6. Tamanho do gr\u00e3o: 5-8 de acordo com ASTM E112-96<br \/>\n7. Padr\u00e3o ultrass\u00f4nico: Sep1921 \/ ASTM A388 \/ EN 10228-3<br \/>\n8. Dureza t\u00edpica: HB269-302<br \/>\n9. Inclus\u00e3o n\u00e3o met\u00e1lica: 2 m\u00e1x. De acordo com ASTM E45 \/ K4\u226420 de acordo com DIN 50602<br \/>\n10. Propor\u00e7\u00e3o de forjamento: m\u00ednimo 4: 1<br \/>\n11. Derretimento de Ingote: EAF + LF + VD<br \/>\n12. Marca\u00e7\u00e3o: Grau \/ Peso \/ Comprimento \/ Tamanho \/ N\u00famero de Calor<\/p>\n<h2><strong><b>Certifica\u00e7\u00e3o de qualidade<\/b><\/strong><\/h2>\n<p>Um relat\u00f3rio de teste de material (Certificado de Inspe\u00e7\u00e3o EN 10204 3.1) ser\u00e1 fornecido, documentando o seguinte:<br \/>\n1. An\u00e1lise qu\u00edmica<br \/>\n2. Propriedades mec\u00e2nicas<br \/>\n3. Dureza da superf\u00edcie<br \/>\n4. Inclus\u00e3o N\u00e3o Met\u00e1lica<br \/>\n5. Processo de Tratamento de Calor<br \/>\n6. Tamanho do gr\u00e3o<br \/>\n7. Propor\u00e7\u00e3o de forjamento<br \/>\n8. 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class=\"av-portfolio-grid-sorting-container\"  --><\/p><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-42d0ne-5f46e83f4189b5417d65e5bb10782ed1\">\n.flex_column.av-42d0ne-5f46e83f4189b5417d65e5bb10782ed1{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-42d0ne-5f46e83f4189b5417d65e5bb10782ed1 av_one_third  avia-builder-el-3  el_after_av_two_third  avia-builder-el-last  flex_column_div av-zero-column-padding'     ><p><section  class='av_textblock_section av-kn0ejx6c-b7e4b37e7913867055a92a02ad4ba6f5'  ><div class='avia_textblock' >\n<\/div><\/section><br \/>\n<div  class='avia-builder-widget-area clearfix  avia-builder-el-5  el_after_av_textblock  avia-builder-el-last'><section id=\"portfoliobox-2\" class=\"widget clearfix avia-widget-container newsbox\"><h3 class=\"widgettitle\">Produtos Mais recentes<\/h3><ul class=\"news-wrap image_size_widget\"><li class=\"news-content post-format-standard\"><div class=\"news-link\"><a class='news-thumb' title=\"Leia: A\u00e7o 60CrMoV18-5\" href=\"https:\/\/waldunsteel.com\/pt\/products\/60crmov18-5-steel\/\"><img decoding=\"async\" fetchpriority=\"high\" width=\"36\" height=\"36\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-36x36.jpg\" class=\"wp-image-2212 avia-img-lazy-loading-not-2212 attachment-widget size-widget wp-post-image\" alt=\"1.2358\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-36x36.jpg 36w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-300x300.jpg 300w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-80x80.jpg 80w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-12x12.jpg 12w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-180x180.jpg 180w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-705x705.jpg 705w, 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https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-300x300.jpg 300w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-80x80.jpg 80w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-12x12.jpg 12w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-180x180.jpg 180w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358-705x705.jpg 705w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2024\/01\/1.2358.jpg 750w\" sizes=\"(max-width: 36px) 100vw, 36px\" \/><\/a><div class=\"news-headline\"><a class='news-title' title=\"Leia: A\u00e7o 1.2358\" href=\"https:\/\/waldunsteel.com\/pt\/products\/1-2358-steel\/\">1.2358 A\u00e7o<\/a><span class=\"news-time\">11 de janeiro de 2024 - 2h55<\/span><\/div><\/div><\/li><li class=\"news-content post-format-standard\"><div class=\"news-link\"><a class='news-thumb' title=\"Leia: A\u00e7o laminado a frio 1045\" 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class=\"news-time\">1\u00ba de novembro de 2023 - 11h32<\/span><\/div><\/div><\/li><li class=\"news-content post-format-standard\"><div class=\"news-link\"><a class='news-thumb' title=\"Leia: A\u00e7o 46Cr2 \/ 1.7006\" href=\"https:\/\/waldunsteel.com\/pt\/products\/46cr2-1-7006-steel\/\"><img decoding=\"async\" fetchpriority=\"high\" width=\"36\" height=\"36\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/Steel-C60r-1-1223-Bar-or-Rod-for-Project-36x36.jpg\" class=\"wp-image-1810 avia-img-lazy-loading-not-1810 attachment-widget size-widget wp-post-image\" alt=\"Steel-C60r-1-1223-Bar-or-Rod-for-Project\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/Steel-C60r-1-1223-Bar-or-Rod-for-Project-36x36.jpg 36w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/Steel-C60r-1-1223-Bar-or-Rod-for-Project-80x80.jpg 80w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/08\/Steel-C60r-1-1223-Bar-or-Rod-for-Project-180x180.jpg 180w\" sizes=\"(max-width: 36px) 100vw, 36px\" \/><\/a><div class=\"news-headline\"><a class='news-title' title=\"Leia: A\u00e7o 46Cr2 \/ 1.7006\" href=\"https:\/\/waldunsteel.com\/pt\/products\/46cr2-1-7006-steel\/\">46Cr2 \/ 1.7006 A\u00e7o<\/a><span class=\"news-time\">24 de outubro de 2023 - 9h30<\/span><\/div><\/div><\/li><\/ul><span class=\"seperator extralight-border\"><\/span><\/section><section id=\"text-3\" class=\"widget clearfix widget_text\"><h3 class=\"widgettitle\">ENTRE EM CONTATO COM A WALDUN STEEL<\/h3>\t\t\t<div class=\"textwidget\"><p><strong>M\u00f3vel: <\/strong><\/p>\n<p>+8618652469606<\/p>\n<p><strong>O email: <\/strong><\/p>\n<p>iguhongtao@gmail.com<\/p>\n<\/div>\n\t\t<span class=\"seperator extralight-border\"><\/span><\/section><section id=\"media_image-2\" class=\"widget clearfix widget_media_image\"><img decoding=\"async\" width=\"300\" height=\"158\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2022\/05\/Waldun-Steel-ISO-9001-Logo-300x158-1.png\" class=\"image wp-image-1937  attachment-full size-full\" alt=\"waldun a\u00e7o iso 9001 logo 300x158\" style=\"max-width: 100%; height: auto;\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2022\/05\/Waldun-Steel-ISO-9001-Logo-300x158-1.png 300w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2022\/05\/Waldun-Steel-ISO-9001-Logo-300x158-1-18x9.png 18w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><span class=\"seperator extralight-border\"><\/span><\/section><\/div><\/p><\/div><\/p>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":1308,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"tags":[],"portfolio_entries":[30,29],"class_list":["post-1306","portfolio","type-portfolio","status-publish","has-post-thumbnail","hentry","portfolio_entries-alloysteel","portfolio_entries-engineeringsteel"],"_links":{"self":[{"href":"https:\/\/waldunsteel.com\/pt\/wp-json\/wp\/v2\/portfolio\/1306","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/waldunsteel.com\/pt\/wp-json\/wp\/v2\/portfolio"}],"about":[{"href":"https:\/\/waldunsteel.com\/pt\/wp-json\/wp\/v2\/types\/portfolio"}],"author":[{"embeddable":true,"href":"https:\/\/waldunsteel.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/waldunsteel.com\/pt\/wp-json\/wp\/v2\/comments?post=1306"}],"version-history":[{"count":0,"href":"https:\/\/waldunsteel.com\/pt\/wp-json\/wp\/v2\/portfolio\/1306\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/waldunsteel.com\/pt\/wp-json\/wp\/v2\/media\/1308"}],"wp:attachment":[{"href":"https:\/\/waldunsteel.com\/pt\/wp-json\/wp\/v2\/media?parent=1306"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/waldunsteel.com\/pt\/wp-json\/wp\/v2\/tags?post=1306"},{"taxonomy":"portfolio_entries","embeddable":true,"href":"https:\/\/waldunsteel.com\/pt\/wp-json\/wp\/v2\/portfolio_entries?post=1306"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}