{"id":821,"date":"2023-01-02T10:09:00","date_gmt":"2023-01-02T10:09:00","guid":{"rendered":"https:\/\/waldunsteel.com\/?post_type=portfolio&#038;p=821"},"modified":"2023-02-15T01:06:00","modified_gmt":"2023-02-15T01:06:00","slug":"aco-4140","status":"publish","type":"portfolio","link":"https:\/\/waldunsteel.com\/pt\/products\/4140-steel\/","title":{"rendered":"Liga de a\u00e7o AISI 4140"},"content":{"rendered":"<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-245dh-541745eaaa494b2ab5d353f5eaa31636\">\n.flex_column.av-245dh-541745eaaa494b2ab5d353f5eaa31636{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-245dh-541745eaaa494b2ab5d353f5eaa31636 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-kmafda0i-75cfefdf91c779a0c4831e8b6dc181ce'  ><div class='avia_textblock' ><h1 style=\"text-align: center;\"><strong><b><img decoding=\"async\" class=\"size-full wp-image-1278 aligncenter\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/03\/AISI-4140-Alloy-Steel-Round-Bars.jpg\" alt=\"barras redondas de a\u00e7o-liga aisi 4140\" width=\"495\" height=\"399\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/03\/AISI-4140-Alloy-Steel-Round-Bars.jpg 495w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/03\/AISI-4140-Alloy-Steel-Round-Bars-300x242.jpg 300w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/03\/AISI-4140-Alloy-Steel-Round-Bars-16x12.jpg 16w\" sizes=\"(max-width: 495px) 100vw, 495px\" \/><\/b><\/strong><\/h1>\n<h1 style=\"text-align: center;\"><strong><b>A\u00e7o Liga AISI 4140 - ASTM A29<\/b><\/strong><\/h1>\n<p>Voc\u00ea est\u00e1 procurando liga de a\u00e7o AISI 4140? A WALDUN \u00e9 a melhor fabricante e exportadora de ligas de a\u00e7o AISI 4140 da China. Voc\u00ea pode obter redondo, quadrado, plano, bloco e eixo etc. Somos um dos maiores fabricantes da China com mais de 15 anos de experi\u00eancia. Nossos produtos foram exportados para v\u00e1rios pa\u00edses em todo o mundo. Com nossa pr\u00f3pria f\u00e1brica, podemos fornecer produtos de alta qualidade a um pre\u00e7o competitivo! Se voc\u00ea deseja comprar ou vender por atacado a\u00e7o de liga AISI 4140 em grandes quantidades, entre em contato conosco agora! Oferecemos pre\u00e7os e servi\u00e7os imbat\u00edveis que n\u00e3o podem ser igualados por outros fornecedores! Sinta-se \u00e0 vontade para nos enviar uma pergunta se precisar de ajuda ou mais informa\u00e7\u00f5es sobre nossa empresa ou servi\u00e7os. Estamos ansiosos para ouvir de voc\u00ea em breve! O a\u00e7o-liga AISI 4140 \u00e9 definido como um a\u00e7o de baixa liga que possui 1% Cr-Mo como elementos de liga de refor\u00e7o. mas pobre em caracter\u00edsticas de soldabilidade. AISI 4140 \u00e9 geralmente fornecido em condi\u00e7\u00e3o temperada e revenida com dureza 28-32HRC. O a\u00e7o 4140 \u00e9 utilizado na fabrica\u00e7\u00e3o de pe\u00e7as forjadas com maior resist\u00eancia e maior se\u00e7\u00e3o transversal temperada do que o a\u00e7o 35CrMo, como grandes engrenagens para tra\u00e7\u00e3o de locomotivas, engrenagens de transmiss\u00e3o de supercompressores, eixos traseiros, bielas e grampos de mola que est\u00e3o sujeitos a grandes cargas, e tamb\u00e9m usados para juntas de tubos de perfura\u00e7\u00e3o de po\u00e7os profundos de petr\u00f3leo e ferramentas de salvamento abaixo de 2000m.<\/p>\n<h2><strong><b>4140 Alloy Steel <\/b><\/strong><strong><b>Forma, tamanho e toler\u00e2ncia do suprimento<\/b><\/strong><\/h2>\n<table>\n<tbody>\n<tr>\n<td>Formul\u00e1rio de Fornecimento<\/td>\n<td>Tamanho (mm)<\/td>\n<td>Processar<\/td>\n<td colspan=\"2\">Toler\u00e2ncia<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"5\">Redondo<\/td>\n<td>\u03a66-\u03a6100<\/td>\n<td>Desenho frio<\/td>\n<td>Preto brilhante<\/td>\n<td>Melhor H11<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">\u03a616-\u03a6350<\/td>\n<td rowspan=\"2\">Laminados a quente<\/td>\n<td>Preto<\/td>\n<td>-0 \/ + 1mm<\/td>\n<\/tr>\n<tr>\n<td>Descascado \/ mo\u00eddo<\/td>\n<td>Melhor H11<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">\u03a690-\u03a61000<\/td>\n<td rowspan=\"2\">Forjado a Quente<\/td>\n<td>Preto<\/td>\n<td>-0 \/ + 5mm<\/td>\n<\/tr>\n<tr>\n<td>Rough Turned<\/td>\n<td>-0 \/ + 3mm<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">Plano \/ Quadrado \/ Bloco<\/td>\n<td>Espessura: 120-800<\/td>\n<td rowspan=\"2\">Forjado a Quente<\/td>\n<td>Preto<\/td>\n<td>-0 \/ + 8 mm<\/td>\n<\/tr>\n<tr>\n<td>Largura: 120-1500<\/td>\n<td>Rough Machined<\/td>\n<td>-0 \/ + 3mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Observa\u00e7\u00e3o: a toler\u00e2ncia pode ser personalizada de acordo com as solicita\u00e7\u00f5es<\/p>\n<h2><strong><b>4140 Steel <\/b><\/strong><strong><b>Composi\u00e7\u00e3o qu\u00edmica<\/b><\/strong><\/h2>\n<table>\n<tbody>\n<tr>\n<td>Padr\u00e3o<\/td>\n<td>Grau<\/td>\n<td>C<\/td>\n<td>Si<\/td>\n<td>Mn<\/td>\n<td>P<\/td>\n<td>S<\/td>\n<td>Cr<\/td>\n<td width=\"60\">Ni<\/td>\n<td>Mo<\/td>\n<\/tr>\n<tr>\n<td>ASTM A29<\/td>\n<td>4140<\/td>\n<td>0,38-0,43<\/td>\n<td>0,15-0,35<\/td>\n<td>0,75-1,00<\/td>\n<td>\u2264 0,035<\/td>\n<td>\u2264 0,04<\/td>\n<td>0,8-1,1<\/td>\n<td width=\"60\">-<\/td>\n<td>0,15-0,25<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">EN10083<\/td>\n<td>42CrMo4<\/td>\n<td rowspan=\"2\">0,38-0,45<\/td>\n<td rowspan=\"2\">\u2264 0,4<\/td>\n<td rowspan=\"2\">0,6-0,90<\/td>\n<td rowspan=\"2\">\u2264 0,025<\/td>\n<td rowspan=\"2\">\u2264 0,035<\/td>\n<td rowspan=\"2\">0,9-1,2<\/td>\n<td rowspan=\"2\" width=\"60\">-<\/td>\n<td rowspan=\"2\">0,15-0,30<\/td>\n<\/tr>\n<tr>\n<td>1.7225<\/td>\n<\/tr>\n<tr>\n<td>JIS G4105<\/td>\n<td>SCM440<\/td>\n<td>0,38-0,43<\/td>\n<td>0,15-0,35<\/td>\n<td>0,6-0,85<\/td>\n<td>\u2264 0,035<\/td>\n<td>\u2264 0,04<\/td>\n<td>0,9-1,2<\/td>\n<td width=\"60\">-<\/td>\n<td>0,15-0,30<\/td>\n<\/tr>\n<tr>\n<td>GB 3077<\/td>\n<td>42CrMo<\/td>\n<td>0,38-0,45<\/td>\n<td>0,17-0,37<\/td>\n<td>0,5-0,80<\/td>\n<td>\u2264 0,035<\/td>\n<td>\u2264 0,035<\/td>\n<td>0,9-1,2<\/td>\n<td width=\"60\">-<\/td>\n<td>0,15-0,25<\/td>\n<\/tr>\n<tr>\n<td>BS 970<\/td>\n<td>EN19<\/td>\n<td>0,35-0,45<\/td>\n<td>0,15-0,35<\/td>\n<td>0,5-0,80<\/td>\n<td>\u2264 0,035<\/td>\n<td>\u2264 0,035<\/td>\n<td>0,9-1,5<\/td>\n<td width=\"60\">-<\/td>\n<td>0,2-0,40<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong><b>4140 Steel <\/b><\/strong><strong><b>Propriedade f\u00edsica<\/b><\/strong><\/h2>\n<table>\n<tbody>\n<tr>\n<td>Densidade g \/ cm3<\/td>\n<td colspan=\"5\">7.85<\/td>\n<\/tr>\n<tr>\n<td>Ponto de fus\u00e3o \u00b0 C<\/td>\n<td colspan=\"5\">1416<\/td>\n<\/tr>\n<tr>\n<td>Coeficiente de Poisson<\/td>\n<td colspan=\"5\">0,27-0,30<\/td>\n<\/tr>\n<tr>\n<td>Usinabilidade (AISI 1212 como 100% usinabilidade)<\/td>\n<td colspan=\"5\">65%<\/td>\n<\/tr>\n<tr>\n<td>Coeficiente de expans\u00e3o t\u00e9rmica \u00b5m \/ m \u00b0 C<\/td>\n<td colspan=\"5\">12.2<\/td>\n<\/tr>\n<tr>\n<td>Condutividade t\u00e9rmica W \/ (mK)<\/td>\n<td colspan=\"5\">46<\/td>\n<\/tr>\n<tr>\n<td>M\u00f3dulo de elasticidade 10 ^ 3 N \/ mm2<\/td>\n<td colspan=\"5\">210<\/td>\n<\/tr>\n<tr>\n<td>Resistividade el\u00e9trica Ohm.mm2 \/ m<\/td>\n<td colspan=\"5\">0.19<\/td>\n<\/tr>\n<tr>\n<td>Capacidade de calor espec\u00edfico J \/ (kg.K)<\/td>\n<td colspan=\"5\">460<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">M\u00f3dulo de elasticidade 10 ^ 3 N \/ mm2<\/td>\n<td>100 \u2103<\/td>\n<td>200 \u2103<\/td>\n<td>300 \u2103<\/td>\n<td>400 \u2103<\/td>\n<td>500 \u2103<\/td>\n<\/tr>\n<tr>\n<td>205<\/td>\n<td>195<\/td>\n<td>185<\/td>\n<td>175<\/td>\n<td>165<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">Expans\u00e3o t\u00e9rmica 10 ^ 6 m \/ (mK)<\/td>\n<td>100 \u2103<\/td>\n<td>200 \u2103<\/td>\n<td>300 \u2103<\/td>\n<td>400 \u2103<\/td>\n<td>500 \u2103<\/td>\n<\/tr>\n<tr>\n<td>11.1<\/td>\n<td>12.1<\/td>\n<td>12.9<\/td>\n<td>13.5<\/td>\n<td>13.9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong><b>4140 Steel <\/b><\/strong><strong><b>Propriedade mec\u00e2nica<\/b><\/strong><\/h2>\n<table>\n<tbody>\n<tr>\n<td>Condi\u00e7\u00e3o Mec\u00e2nica<\/td>\n<td>R<\/td>\n<td>S<\/td>\n<td>S<\/td>\n<td>T<\/td>\n<td>voc\u00ea<\/td>\n<td>V<\/td>\n<td>C<\/td>\n<\/tr>\n<tr>\n<td>Se\u00e7\u00e3o de decis\u00e3o mm<\/td>\n<td>250<\/td>\n<td>250<\/td>\n<td>150<\/td>\n<td>100<\/td>\n<td>63<\/td>\n<td>30<\/td>\n<td>20<\/td>\n<\/tr>\n<tr>\n<td>Resist\u00eancia \u00e0 tra\u00e7\u00e3o Mpa<\/td>\n<td>700-850<\/td>\n<td>770-930<\/td>\n<td>770-930<\/td>\n<td>850-1000<\/td>\n<td>930-1080<\/td>\n<td>1000-1150<\/td>\n<td>1080-1230<\/td>\n<\/tr>\n<tr>\n<td>For\u00e7a de Rendimento Mpa Min<\/td>\n<td>480<\/td>\n<td>540<\/td>\n<td>570<\/td>\n<td>655<\/td>\n<td>740<\/td>\n<td>835<\/td>\n<td>925<\/td>\n<\/tr>\n<tr>\n<td>Alongamento %<\/td>\n<td>15<\/td>\n<td>13<\/td>\n<td>15<\/td>\n<td>13<\/td>\n<td>12<\/td>\n<td>12<\/td>\n<td>12<\/td>\n<\/tr>\n<tr>\n<td>Izod Impact J Min<\/td>\n<td>34<\/td>\n<td>27<\/td>\n<td>54<\/td>\n<td>54<\/td>\n<td>47<\/td>\n<td>47<\/td>\n<td>40<\/td>\n<\/tr>\n<tr>\n<td>Charpy Impact J Min<\/td>\n<td>28<\/td>\n<td>22<\/td>\n<td>50<\/td>\n<td>50<\/td>\n<td>42<\/td>\n<td>42<\/td>\n<td>35<\/td>\n<\/tr>\n<tr>\n<td>Dureza Brinell HB<\/td>\n<td>201-255<\/td>\n<td>233-277<\/td>\n<td>233-277<\/td>\n<td>248-302<\/td>\n<td>269-331<\/td>\n<td>293-352<\/td>\n<td>311-375<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong><b>4140 Steel <\/b><\/strong><strong><b>For\u00e7a de alta temperatura<\/b><\/strong><\/h2>\n<table>\n<tbody>\n<tr>\n<td colspan=\"8\"><strong><b>Para forjados pesados temperados e temperados<\/b><\/strong><\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">Di\u00e2metro mm<\/td>\n<td colspan=\"7\">For\u00e7a de escoamento MPa<\/td>\n<\/tr>\n<tr>\n<td>20 \u2103<\/td>\n<td>100 \u2103<\/td>\n<td>200 \u2103<\/td>\n<td>250 \u2103<\/td>\n<td>300 \u2103<\/td>\n<td>350 \u2103<\/td>\n<td>400 \u2103<\/td>\n<\/tr>\n<tr>\n<td>\u2264250<\/td>\n<td>510<\/td>\n<td>486<\/td>\n<td>461<\/td>\n<td>441<\/td>\n<td>422<\/td>\n<td>392<\/td>\n<td>363<\/td>\n<\/tr>\n<tr>\n<td>250-500<\/td>\n<td>460<\/td>\n<td>431<\/td>\n<td>412<\/td>\n<td>402<\/td>\n<td>382<\/td>\n<td>353<\/td>\n<td>324<\/td>\n<\/tr>\n<tr>\n<td>500-750<\/td>\n<td>390<\/td>\n<td>333<\/td>\n<td>333<\/td>\n<td>324<\/td>\n<td>304<\/td>\n<td>275<\/td>\n<td>245<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><strong><b>4140 Steel <\/b><\/strong><strong><b>Forjamento<\/b><\/strong><\/h2>\n<p>A temperatura de forjamento deve ser realizada entre 900 \u2103 -1200 \u2103, Quanto mais baixa a temperatura final de forjamento, mais fino o tamanho do gr\u00e3o. Mantenha a temperatura at\u00e9 uniforme antes da forja, temperatura m\u00ednima de forjamento 850 \u00b0 C, ent\u00e3o n\u00e3o forje abaixo de 850 \u2103 O a\u00e7o .AISI 4140 deve ser resfriado o mais lentamente poss\u00edvel no ar parado ou na areia ap\u00f3s forjado.<\/p>\n<h2><strong><b>4140 Steel <\/b><\/strong><strong><b>Normalizando<\/b><\/strong><\/h2>\n<p>A normaliza\u00e7\u00e3o \u00e9 usada para refinar a estrutura de forjados que podem ter resfriado de maneira n\u00e3o uniforme ap\u00f3s o forjamento e considerada como um tratamento de condicionamento antes do tratamento t\u00e9rmico final. A normaliza\u00e7\u00e3o da temperatura para o a\u00e7o AISI 4140 deve ser realizada entre 870 \u2103 -900 \u2103. mantenha o tempo adequado para que o a\u00e7o seja totalmente aquecido para completar a transforma\u00e7\u00e3o da ferrita em austenita. Resfrie ao ar livre.<\/p>\n<h2><strong><b>4140 Steel <\/b><\/strong><strong><b>anelamento<\/b><\/strong><\/h2>\n<p>Depois de forjado, o a\u00e7o AISI 4140 pode ser recozido. A temperatura de recozimento deve ser realizada entre 800 \u2103 -850 \u2103, mantenha o tempo adequado para que o a\u00e7o seja totalmente aquecido. Resfrie lentamente no forno. Este tratamento formar\u00e1 uma estrutura adequada para usinagem. A Dureza m\u00e1xima \u00e9 241 HB.<\/p>\n<h2><strong><b>4140 Steel <\/b><\/strong><strong><b>Endurecimento<\/b><\/strong><\/h2>\n<p>Este tratamento t\u00e9rmico obter\u00e1 a estrutura de martensita ap\u00f3s o resfriamento. Deve ser realizado entre 840 \u2103 -875 \u2103, mantenha o tempo adequado para que o a\u00e7o seja totalmente aquecido, deixe de molho por 10-15 minutos por se\u00e7\u00e3o de 25 mm e resfrie em \u00f3leo, \u00e1gua , ou pol\u00edmero conforme necess\u00e1rio. O tratamento t\u00e9rmico deve ser seguido imediatamente ap\u00f3s o resfriamento.<\/p>\n<h2><strong><b>4140 Steel <\/b><\/strong><strong><b>Temperamento<\/b><\/strong><\/h2>\n<p>Temperamento<strong><b>\u00a0<\/b><\/strong>geralmente \u00e9 realizada para aliviar as tens\u00f5es do processo de endurecimento, mas principalmente para obter a dureza e as propriedades mec\u00e2nicas necess\u00e1rias. A temperatura de t\u00eampera real ser\u00e1 escolhida para atender \u00e0s propriedades exigidas. Aque\u00e7a o AISI 4140 com cuidado at\u00e9 uma temperatura adequada, geralmente entre 550 \u2103 -700 \u2103, mergulhe na temperatura por 2 horas por 25 mm de se\u00e7\u00e3o reguladora e, em seguida, resfrie ao ar. entre 250 \u2103 -375 \u2103 n\u00e3o \u00e9 evitado, pois o revenido dentro desta faixa reduzir\u00e1 seriamente o valor do impacto, resultando em fragilidade do revenido.<\/p>\n<h2><strong><b>4140 Steel <\/b><\/strong><strong><b>Inscri\u00e7\u00e3o<\/b><\/strong><\/h2>\n<p>O a\u00e7o AISI 4140 encontra muitas aplica\u00e7\u00f5es como forjados para as ind\u00fastrias aeroespacial, de petr\u00f3leo e g\u00e1s, automotiva, agr\u00edcola e de defesa, etc. As aplica\u00e7\u00f5es t\u00edpicas para o a\u00e7o 4140 incluem: engrenagens forjadas, fusos, acess\u00f3rios, gabaritos, colares, eixos, pe\u00e7as de transporte, p\u00e9s de cabra , pe\u00e7as de registro, eixos, rodas dentadas, pinos, pinh\u00f5es, eixos de bomba, ar\u00edetes e engrenagens de anel, etc.<\/p>\n<h2><em><strong>SAE 4140 VS AISI 4140<\/strong><\/em><\/h2>\n<p>Com o crescente volume de com\u00e9rcio internacional de materiais de a\u00e7o, os c\u00f3digos de grau de a\u00e7o SAE\/AISI s\u00e3o freq\u00fcentemente encontrados em consultas, como o comum AISI 4140 e SAE 4140, SAE 1045 e AISI 1045, AISI 4340 e SAE 4340 e assim por diante.<\/p>\n<p>Ent\u00e3o a quest\u00e3o \u00e9, eles representam o mesmo material?<\/p>\n<p>Primeiramente, precisamos esclarecer que AISI e SAE significam American Iron and Steel Institute (AISI) e Society of Automotive Engineers (SAE). Sistema de juntas com nomenclatura de a\u00e7o AISI\/SAE.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-3238 size-full\" src=\"https:\/\/www.fuhongforge.com\/wp-content\/uploads\/2015\/04\/SAE-AISI-LOGO.jpg\" sizes=\"(max-width: 562px) 100vw, 562px\" srcset=\"https:\/\/www.fuhongforge.com\/wp-content\/uploads\/2015\/04\/SAE-AISI-LOGO.jpg 562w, https:\/\/www.fuhongforge.com\/wp-content\/uploads\/2015\/04\/SAE-AISI-LOGO-300x75.jpg 300w\" alt=\"LOGO SAE-AISI\" width=\"562\" height=\"141\" \/><\/p>\n<p>O valor do SAE\/AISI \u00e9 que os engenheiros t\u00e9cnicos podem obter informa\u00e7\u00f5es gerais (embora n\u00e3o abrangentes) sobre os tipos de a\u00e7o e seus graus por meio desse sistema de nomenclatura de grau de a\u00e7o. certifica\u00e7\u00e3o de produto de produtos sider\u00fargicos nos Estados Unidos, sem distingui-los deliberadamente.<\/p>\n<p>Portanto, pelo exposto, pode-se ver que \u201c4140\u201d, \u201cAISI 4140\u201d ou \u201cSAE 4140\u201d, embora escritos de forma diferente, mas na maioria das aplica\u00e7\u00f5es industriais gerais,qualquer um dos itens acima \u00e9 considerado equivalente.<\/p>\n<h2><strong>Temperatura Cr\u00edtica para Tratamento T\u00e9rmico de SAE 4140<\/strong><\/h2>\n<ul>\n<li>Ac1:730\u2103<\/li>\n<li>Ac3:780\u2103<\/li>\n<li>Ar1:690\u2103<\/li>\n<li>Senhora: 360 \u2103<\/li>\n<\/ul>\n<h2><em><strong>Tratamento T\u00e9rmico Para SAE 4140<\/strong><\/em><\/h2>\n<ul>\n<li><strong>Normalizando<\/strong><\/li>\n<\/ul>\n<p>Ap\u00f3s o trabalho a quente, a normaliza\u00e7\u00e3o SAE 4140 pode refinar os gr\u00e3os, homogeneizar a estrutura e preparar a estrutura para o tratamento t\u00e9rmico final (especialmente para Q&amp;T).<\/p>\n<p>Detalhes do processo:<\/p>\n<ol>\n<li>Temperatura de normaliza\u00e7\u00e3o: 840-880\u00b0C<\/li>\n<li>Aquecimento e preserva\u00e7\u00e3o de calor em etapas a 450\u00b0C,650\u00b0C<\/li>\n<li>Controlando a velocidade de aquecimento para garantir um aquecimento uniforme.<\/li>\n<li>Resfriamento a ar, que pode ser acelerado soprando ar ou n\u00e9voa de \u00e1gua.<\/li>\n<\/ol>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-3243\" src=\"https:\/\/www.fuhongforge.com\/wp-content\/uploads\/2015\/04\/SAE-4140-Normalizing-Diagram.png\" sizes=\"(max-width: 830px) 100vw, 830px\" srcset=\"https:\/\/www.fuhongforge.com\/wp-content\/uploads\/2015\/04\/SAE-4140-Normalizing-Diagram.png 830w, https:\/\/www.fuhongforge.com\/wp-content\/uploads\/2015\/04\/SAE-4140-Normalizing-Diagram-300x161.png 300w\" alt=\"Diagrama de Normaliza\u00e7\u00e3o SAE 4140\" width=\"830\" height=\"445\" \/><\/p>\n<p>Diagrama de Normaliza\u00e7\u00e3o SAE 4140<\/p>\n<ul>\n<li><strong>anelamento<\/strong><\/li>\n<\/ul>\n<p>Para o recozimento do SAE 4140, o objetivo principal \u00e9 reduzir a dureza, melhorar a usinabilidade e reduzir a tens\u00e3o residual.<br \/>\nOs m\u00e9todos comuns de recozimento s\u00e3o geralmente divididos nos seguintes tipos.<\/p>\n<ul>\n<li>Recozimento completo (recozimento de recristaliza\u00e7\u00e3o): 800-850\u00b0C<\/li>\n<li>Recozimento isot\u00e9rmico: 675\u00b0C<\/li>\n<li>Recozimento de al\u00edvio de tens\u00e3o: 600-650\u00b0C<\/li>\n<\/ul>\n<p>M\u00e9todo de resfriamento: resfriamento do forno<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-3252\" src=\"https:\/\/www.fuhongforge.com\/wp-content\/uploads\/2015\/04\/SAE-4140-Annealing-Diagram.png\" sizes=\"(max-width: 830px) 100vw, 830px\" srcset=\"https:\/\/www.fuhongforge.com\/wp-content\/uploads\/2015\/04\/SAE-4140-Annealing-Diagram.png 830w, https:\/\/www.fuhongforge.com\/wp-content\/uploads\/2015\/04\/SAE-4140-Annealing-Diagram-300x157.png 300w\" alt=\"Diagrama de Recozimento SAE 4140\" width=\"830\" height=\"435\" \/><\/p>\n<p>Diagrama de Recozimento SAE 4140<\/p>\n<ul>\n<li><strong>\u00a0T\u00eampera e Revenimento (QT) Para SAE 4140<\/strong><\/li>\n<\/ul>\n<p>A t\u00eampera e o revenido referem-se a um processo de tratamento t\u00e9rmico usado para melhorar as propriedades mec\u00e2nicas abrangentes dos materiais de a\u00e7o. Ou seja, ap\u00f3s a t\u00eampera, \u00e9 submetido a tratamento de revenimento em alta temperatura.<\/p>\n<p>Para o a\u00e7o SAE 4140, o objetivo da t\u00eampera e do revenido \u00e9 fazer com que o material obtenha uma boa combina\u00e7\u00e3o de resist\u00eancia e tenacidade, que n\u00e3o s\u00f3 tenha alta resist\u00eancia, mas tamb\u00e9m tenha excelente tenacidade, plasticidade e desempenho de corte.<\/p>\n<h2>Detalhes do processo:<\/h2>\n<p>1.Temperatura de t\u00eampera:840-880\u00b0C<br \/>\n2. Mantenha a esta temperatura, em seguida, resfrie em \u00f3leo ou \u00e1gua<br \/>\n3. Revenimento o mais r\u00e1pido poss\u00edvel quando a temperatura estiver baixa para 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>Dureza de t\u00eampera: 55-59HRC<\/p>\n<p>Temperatura de revenimento: 220-650\u00b0C, Dureza correspondente: 28-58HRC.<\/p>\n<h2><strong>Propriedade mec\u00e2nica para SAE 4140 em condi\u00e7\u00e3o temperada e revenida<\/strong><\/h2>\n<p>1. Resist\u00eancia \u00e0 tra\u00e7\u00e3o: \u22651100MPa<br \/>\n2. Ponto de rendimento:\u2265950MPa<br \/>\n3. Redu\u00e7\u00e3o percentual da \u00e1rea ap\u00f3s a fratura: \u226545%<br \/>\n4.Alongamento ap\u00f3s fratura: \u226512%<br \/>\n5.Teste de impacto (+ 20 \u00b0 C): Transversal - 26 ~ 42J; Longitude - 49 ~ 55J<\/p>\n<h2><em><strong>Condi\u00e7\u00e3o de entrega<\/strong><\/em><\/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><em><strong>Certifica\u00e7\u00e3o de qualidade<\/strong><\/em><\/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.Relat\u00f3rio de teste ultrass\u00f4nico<\/p>\n<h2><strong>Tamanho e Condi\u00e7\u00e3o do Fornecimento Para SAE 4140<\/strong><\/h2>\n<ul>\n<li><strong>Barras redondas<\/strong>: Dia.80 - 1.000 mm como forjado<\/li>\n<li><strong>Barras planas \/ quadradas<\/strong>: Espessura M\u00e1x.800mm<\/li>\n<li><strong>Eixos, rolos, blocos<\/strong>: Personalizado ou de acordo com o desenho<\/li>\n<li><strong>Barras redondas laminadas<\/strong>: Dia.14 \u2013 350mm com Garantia UT<\/li>\n<\/ul>\n<p><strong>Tratamento t\u00e9rmico:<\/strong>Temperado e Revenido (+QT), Normalizando (+N), Recozimento (+A)<br \/>\n<strong>Acabamento de superf\u00edcie<\/strong>: Preto \/ \u00e1spero torneado \/ descascado<\/p>\n<\/div><\/section><br \/>\n<div  class='hr av-8gb3x-9791f84fa12b7605b0b0695b33052860 hr-default  avia-builder-el-2  el_after_av_textblock  el_before_av_portfolio  avia-builder-el-last'><span class='hr-inner'><span 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default_av_fullwidth'><article class='main_color inner-entry' ><a href=\"https:\/\/waldunsteel.com\/pt\/products\/36crnimo4-1-6511-steel\/\" title='36CrNiMo4 \/ 1.6511 A\u00e7o'  data-rel='grid-1' class='grid-image avia-hover-fx'> <img decoding=\"async\" fetchpriority=\"high\" width=\"260\" height=\"185\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/05\/32CrMo12-forged-round-bar-260x185.jpg\" class=\"wp-image-1644 avia-img-lazy-loading-not-1644 attachment-portfolio_small size-portfolio_small wp-post-image\" alt=\"32CrMo12-forged-round-bar\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/05\/32CrMo12-forged-round-bar-260x185.jpg 260w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/05\/32CrMo12-forged-round-bar-16x10.jpg 16w\" sizes=\"(max-width: 260px) 100vw, 260px\" \/><\/a><div class='grid-content'><div class='avia-arrow'><\/div><header class=\"entry-content-header\" aria-label=\"Portf\u00f3lio: A\u00e7o 36CrNiMo4 \/ 1.6511\"><h3 class='grid-entry-title entry-title' ><a href='https:\/\/waldunsteel.com\/pt\/products\/36crnimo4-1-6511-steel\/' title='36CrNiMo4 \/ 1.6511 A\u00e7o'>36CrNiMo4 \/ 1.6511 A\u00e7o<\/a><\/h3><\/header><\/div><footer class=\"entry-footer\"><\/footer><\/article><\/div><div data-ajax-id='1643' class='grid-entry flex_column isotope-item all_sort no_margin post-entry post-entry-1643 grid-entry-overview grid-loop-6 grid-parity-even  alloysteel_sort engineeringsteel_sort  av_one_third  default_av_fullwidth'><article class='main_color inner-entry' ><a href=\"https:\/\/waldunsteel.com\/pt\/products\/32crmo12-1-7361-steel\/\" title='32CrMo12 \/ 1.7361 A\u00e7o'  data-rel='grid-1' class='grid-image avia-hover-fx'> <img decoding=\"async\" fetchpriority=\"high\" width=\"260\" height=\"185\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/05\/32CrMo12-forged-round-bar-260x185.jpg\" class=\"wp-image-1644 avia-img-lazy-loading-not-1644 attachment-portfolio_small size-portfolio_small wp-post-image\" alt=\"32CrMo12-forged-round-bar\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/05\/32CrMo12-forged-round-bar-260x185.jpg 260w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/05\/32CrMo12-forged-round-bar-16x10.jpg 16w\" sizes=\"(max-width: 260px) 100vw, 260px\" \/><\/a><div class='grid-content'><div class='avia-arrow'><\/div><header class=\"entry-content-header\" aria-label=\"Portf\u00f3lio: A\u00e7o 32CrMo12 \/ 1.7361\"><h3 class='grid-entry-title entry-title' ><a href='https:\/\/waldunsteel.com\/pt\/products\/32crmo12-1-7361-steel\/' title='32CrMo12 \/ 1.7361 A\u00e7o'>32CrMo12 \/ 1.7361 A\u00e7o<\/a><\/h3><\/header><\/div><footer class=\"entry-footer\"><\/footer><\/article><\/div><div data-ajax-id='1639' class='grid-entry flex_column isotope-item all_sort no_margin post-entry post-entry-1639 grid-entry-overview grid-loop-7 grid-parity-odd  alloysteel_sort engineeringsteel_sort  av_one_third first default_av_fullwidth'><article class='main_color inner-entry' ><a href=\"https:\/\/waldunsteel.com\/pt\/products\/17crnimo6-1-6587-steel\/\" title='17CrNiMo6 \/ 1.6587 A\u00e7o'  data-rel='grid-1' class='grid-image avia-hover-fx'> <img decoding=\"async\" fetchpriority=\"high\" width=\"260\" height=\"185\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/Is-20MnCr5-and-5120-Steel-the-Same-260x185.jpg\" class=\"wp-image-1440 avia-img-lazy-loading-not-1440 attachment-portfolio_small size-portfolio_small wp-post-image\" alt=\"\u00e9 20mncr5 e 5120 a\u00e7o o mesmo\" \/><\/a><div class='grid-content'><div class='avia-arrow'><\/div><header class=\"entry-content-header\" aria-label=\"Portf\u00f3lio: A\u00e7o 17CrNiMo6 \/ 1.6587\"><h3 class='grid-entry-title entry-title' ><a href='https:\/\/waldunsteel.com\/pt\/products\/17crnimo6-1-6587-steel\/' title='17CrNiMo6 \/ 1.6587 A\u00e7o'>17CrNiMo6 \/ 1.6587 A\u00e7o<\/a><\/h3><\/header><\/div><footer class=\"entry-footer\"><\/footer><\/article><\/div><div data-ajax-id='1615' class='grid-entry flex_column isotope-item all_sort no_margin post-entry post-entry-1615 grid-entry-overview grid-loop-8 grid-parity-even  alloysteel_sort engineeringsteel_sort  av_one_third  default_av_fullwidth'><article class='main_color inner-entry' ><a href=\"https:\/\/waldunsteel.com\/pt\/products\/39nicrmo3-1-6510-steel\/\" title='39NiCrMo3 \/ 1.6510 A\u00e7o'  data-rel='grid-1' class='grid-image avia-hover-fx'> <img decoding=\"async\" fetchpriority=\"high\" width=\"260\" height=\"185\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/05\/AISI-9840-Steel-bar-630x320-1-260x185.jpg\" class=\"wp-image-1616 avia-img-lazy-loading-not-1616 attachment-portfolio_small size-portfolio_small wp-post-image\" alt=\"AISI-9840-Barra de a\u00e7o-630x320\" \/><\/a><div class='grid-content'><div class='avia-arrow'><\/div><header class=\"entry-content-header\" aria-label=\"Portf\u00f3lio: A\u00e7o 39NiCrMo3 \/ 1.6510\"><h3 class='grid-entry-title entry-title' ><a href='https:\/\/waldunsteel.com\/pt\/products\/39nicrmo3-1-6510-steel\/' title='39NiCrMo3 \/ 1.6510 A\u00e7o'>39NiCrMo3 \/ 1.6510 A\u00e7o<\/a><\/h3><\/header><\/div><footer class=\"entry-footer\"><\/footer><\/article><\/div><div data-ajax-id='1613' class='grid-entry flex_column isotope-item all_sort no_margin post-entry post-entry-1613 grid-entry-overview grid-loop-9 grid-parity-odd  post-entry-last  alloysteel_sort engineeringsteel_sort  av_one_third  default_av_fullwidth'><article class='main_color inner-entry' ><a href=\"https:\/\/waldunsteel.com\/pt\/products\/34crmos4-1-7226-steel\/\" title='34CrMoS4 \/ 1.7226 A\u00e7o'  data-rel='grid-1' class='grid-image avia-hover-fx'> <img decoding=\"async\" fetchpriority=\"high\" width=\"260\" height=\"185\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/05\/34CrMo4-steel-260x185.jpg\" class=\"wp-image-1610 avia-img-lazy-loading-not-1610 attachment-portfolio_small size-portfolio_small wp-post-image\" alt=\"34CrMo4-steel\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/05\/34CrMo4-steel-260x185.jpg 260w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/05\/34CrMo4-steel-16x12.jpg 16w\" sizes=\"(max-width: 260px) 100vw, 260px\" \/><\/a><div class='grid-content'><div class='avia-arrow'><\/div><header class=\"entry-content-header\" aria-label=\"Portf\u00f3lio: A\u00e7o 34CrMoS4 \/ 1.7226\"><h3 class='grid-entry-title entry-title' ><a href='https:\/\/waldunsteel.com\/pt\/products\/34crmos4-1-7226-steel\/' title='34CrMoS4 \/ 1.7226 A\u00e7o'>34CrMoS4 \/ 1.7226 A\u00e7o<\/a><\/h3><\/header><\/div><footer class=\"entry-footer\"><\/footer><\/article><\/div><\/div><\/div>   <!--   class=\"av-portfolio-grid-sorting-container\"  --><\/p><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-hh7v9-c4545cfe0a8bcb2448b381ffcdbc7f17\">\n.flex_column.av-hh7v9-c4545cfe0a8bcb2448b381ffcdbc7f17{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-hh7v9-c4545cfe0a8bcb2448b381ffcdbc7f17 av_one_third  avia-builder-el-4  el_after_av_two_third  avia-builder-el-last  flex_column_div av-zero-column-padding'     ><p><section  class='av_textblock_section av-kmafbu8c-4dd3d6546a15b85b81113866da828666'  ><div class='avia_textblock' >\n<\/div><\/section><br \/>\n<div  class='avia-builder-widget-area clearfix  avia-builder-el-6  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, 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 60CrMoV18-5\" href=\"https:\/\/waldunsteel.com\/pt\/products\/60crmov18-5-steel\/\">A\u00e7o 60CrMoV18-5<\/a><span class=\"news-time\">11 de janeiro de 2024 - 3h02<\/span><\/div><\/div><\/li><li class=\"news-content post-format-standard\"><div class=\"news-link\"><a class='news-thumb' title=\"Leia: A\u00e7o 1.2358\" href=\"https:\/\/waldunsteel.com\/pt\/products\/1-2358-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, 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\" href=\"https:\/\/waldunsteel.com\/pt\/products\/1045-cold-rolled-steel\/\"><img decoding=\"async\" fetchpriority=\"high\" width=\"36\" height=\"36\" src=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/SAE-1045-Carbon-Steel-Round-Bars-36x36.jpg\" class=\"wp-image-1365 avia-img-lazy-loading-not-1365 attachment-widget size-widget wp-post-image\" alt=\"barras redondas de a\u00e7o carbono sae 1045\" srcset=\"https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/SAE-1045-Carbon-Steel-Round-Bars-36x36.jpg 36w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/SAE-1045-Carbon-Steel-Round-Bars-80x80.jpg 80w, https:\/\/waldunsteel.com\/wp-content\/uploads\/2021\/04\/SAE-1045-Carbon-Steel-Round-Bars-180x180.jpg 180w\" sizes=\"(max-width: 36px) 100vw, 36px\" \/><\/a><div class=\"news-headline\"><a class='news-title' title=\"Leia: A\u00e7o laminado a frio 1045\" href=\"https:\/\/waldunsteel.com\/pt\/products\/1045-cold-rolled-steel\/\">A\u00e7o 1045 laminado a frio<\/a><span 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":1278,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"tags":[],"portfolio_entries":[30,29],"class_list":["post-821","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\/821","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=821"}],"version-history":[{"count":0,"href":"https:\/\/waldunsteel.com\/pt\/wp-json\/wp\/v2\/portfolio\/821\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/waldunsteel.com\/pt\/wp-json\/wp\/v2\/media\/1278"}],"wp:attachment":[{"href":"https:\/\/waldunsteel.com\/pt\/wp-json\/wp\/v2\/media?parent=821"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/waldunsteel.com\/pt\/wp-json\/wp\/v2\/tags?post=821"},{"taxonomy":"portfolio_entries","embeddable":true,"href":"https:\/\/waldunsteel.com\/pt\/wp-json\/wp\/v2\/portfolio_entries?post=821"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}