{"id":3834,"date":"2025-02-27T01:57:02","date_gmt":"2025-02-27T01:57:02","guid":{"rendered":"https:\/\/keweicorten.com\/?post_type=product&#038;p=3834"},"modified":"2025-02-27T01:57:02","modified_gmt":"2025-02-27T01:57:02","slug":"aco-astm-a709-2","status":"publish","type":"product","link":"https:\/\/keweicorten.com\/pt\/aco-astm-a709-2\/","title":{"rendered":"A\u00e7o ASTM A709"},"content":{"rendered":"<h3 data-pm-slice=\"1 3 []\"><strong>O que \u00e9 ASTM A709?<\/strong><\/h3>\n<p>A ASTM A709 \u00e9 a <strong>Especifica\u00e7\u00e3o padr\u00e3o para a\u00e7o estrutural para pontes<\/strong>estabelecido pela ASTM International. Ela abrange <strong>chapas de a\u00e7o carbono e de baixa liga de alta resist\u00eancia<\/strong> usados na constru\u00e7\u00e3o de pontes e em outras aplica\u00e7\u00f5es estruturais. Essa especifica\u00e7\u00e3o garante que os materiais de a\u00e7o atendam a requisitos mec\u00e2nicos e qu\u00edmicos espec\u00edficos para aumentar a for\u00e7a, a durabilidade e a resist\u00eancia \u00e0 corros\u00e3o.<\/p>\n<h3><strong>Principais caracter\u00edsticas do a\u00e7o ASTM A709<\/strong><\/h3>\n<ul data-spread=\"false\">\n<li><strong>Alta resist\u00eancia e durabilidade:<\/strong> Projetado para uso estrutural pesado.<\/li>\n<li><strong>Resist\u00eancia \u00e0 corros\u00e3o:<\/strong> Dispon\u00edvel em graus de a\u00e7o resistente a intemp\u00e9ries para maior longevidade.<\/li>\n<li><strong>Soldabilidade e conformabilidade:<\/strong> Garante a facilidade de fabrica\u00e7\u00e3o e constru\u00e7\u00e3o.<\/li>\n<li><strong>Aplica\u00e7\u00f5es vers\u00e1teis:<\/strong> Usado em <strong>pontes, estruturas de rodovias e constru\u00e7\u00e3o pesada<\/strong>.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/keweicorten.com\/pt\/chapa-de-aco-resistente-a-intemperies\/\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-3835 size-full\" title=\"A\u00e7o ASTM A709\" src=\"https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/ASTM-A709-steel-1.jpg\" alt=\"F\u00e1brica de a\u00e7o ASTM A709, China, pre\u00e7o, fabricantes, fornecedores, personalizado, atacado, barato, para venda, em estoque.\" width=\"474\" height=\"474\" srcset=\"https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/ASTM-A709-steel-1.jpg 474w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/ASTM-A709-steel-1-300x300.jpg 300w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/ASTM-A709-steel-1-150x150.jpg 150w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/ASTM-A709-steel-1-12x12.jpg 12w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/ASTM-A709-steel-1-100x100.jpg 100w\" sizes=\"(max-width: 474px) 100vw, 474px\" \/><\/a><\/p>\n<h3><strong>Graus e especifica\u00e7\u00f5es do a\u00e7o ASTM A709<\/strong><\/h3>\n<p>A norma ASTM A709 inclui v\u00e1rios graus, cada um adaptado a diferentes condi\u00e7\u00f5es estruturais e ambientais. Veja abaixo um resumo das principais classes e suas especifica\u00e7\u00f5es:<\/p>\n<table>\n<tbody>\n<tr>\n<th><strong>Grau<\/strong><\/th>\n<th><strong>Resist\u00eancia ao escoamento (ksi\/MPa)<\/strong><\/th>\n<th><strong>Resist\u00eancia \u00e0 tra\u00e7\u00e3o (ksi\/MPa)<\/strong><\/th>\n<th><strong>Recursos not\u00e1veis<\/strong><\/th>\n<\/tr>\n<tr>\n<td>A709 Grau 36<\/td>\n<td>36 ksi (250 MPa)<\/td>\n<td>58-80 ksi (400-550 MPa)<\/td>\n<td>A\u00e7o estrutural padr\u00e3o<\/td>\n<\/tr>\n<tr>\n<td>A709 Grau 50<\/td>\n<td>50 ksi (345 MPa)<\/td>\n<td>65-85 ksi (450-585 MPa)<\/td>\n<td>Maior resist\u00eancia, uso geral<\/td>\n<\/tr>\n<tr>\n<td>A709 Grau 50W<\/td>\n<td>50 ksi (345 MPa)<\/td>\n<td>70 ksi (485 MPa)<\/td>\n<td>A\u00e7o para intemp\u00e9ries, maior resist\u00eancia \u00e0 corros\u00e3o<\/td>\n<\/tr>\n<tr>\n<td>A709 Grau 100<\/td>\n<td>100 ksi (690 MPa)<\/td>\n<td>110-130 ksi (760-900 MPa)<\/td>\n<td>A\u00e7o de alta resist\u00eancia para aplica\u00e7\u00f5es pesadas<\/td>\n<\/tr>\n<tr>\n<td>A709 Grau HPS 70W<\/td>\n<td>70 ksi (485 MPa)<\/td>\n<td>90-110 ksi (620-760 MPa)<\/td>\n<td>A\u00e7o para intemp\u00e9ries de alto desempenho<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 data-pm-slice=\"1 1 []\"><strong>Aplica\u00e7\u00f5es do a\u00e7o ASTM A709<\/strong><\/h3>\n<ul data-spread=\"false\">\n<li><strong>Pontes e infraestrutura:<\/strong> Amplamente utilizado na constru\u00e7\u00e3o de pontes rodovi\u00e1rias e ferrovi\u00e1rias.<\/li>\n<li><strong>Componentes estruturais pesados:<\/strong> Ideal para vigas, vigas e colunas de suporte.<\/li>\n<li><strong>Estruturas de a\u00e7o sujeitas a intemp\u00e9ries:<\/strong> O A709 Grau 50W e o HPS 70W s\u00e3o comumente usados para estruturas expostas que exigem maior resist\u00eancia \u00e0 corros\u00e3o.<\/li>\n<\/ul>\n<h3><strong>Vantagens de usar o a\u00e7o ASTM A709<\/strong><\/h3>\n<ol start=\"1\" data-spread=\"false\">\n<li><strong>Alta capacidade de carga:<\/strong> Adequado para aplica\u00e7\u00f5es estruturais em larga escala.<\/li>\n<li><strong>Longa vida \u00fatil:<\/strong> Maior durabilidade, especialmente em classes de a\u00e7o para intemp\u00e9ries.<\/li>\n<li><strong>Custo-benef\u00edcio:<\/strong> Reduz os custos de manuten\u00e7\u00e3o devido \u00e0 resist\u00eancia \u00e0 corros\u00e3o.<\/li>\n<li><strong>Conformidade com os padr\u00f5es do setor:<\/strong> Garante a seguran\u00e7a e a confiabilidade na constru\u00e7\u00e3o de pontes.<\/li>\n<\/ol>\n<p><a href=\"https:\/\/keweicorten.com\/pt\/products\/\"><img decoding=\"async\" class=\"alignnone wp-image-3838 size-medium\" title=\"A\u00e7o ASTM A709\" src=\"https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u8010\u5019\u7ed3\u6784\u94a2\u677f-\u6cb3\u5357\u666f\u9686\u94a2\u94c1\u6709\u9650\u516c\u53f8_795c08ae-300x300.jpg\" alt=\"ASTM A709 Steel Factory, china, pre\u00e7o, fabricantes, fornecedores, personalizado, atacado, barato, para venda, em estoque.\" width=\"300\" height=\"300\" srcset=\"https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u8010\u5019\u7ed3\u6784\u94a2\u677f-\u6cb3\u5357\u666f\u9686\u94a2\u94c1\u6709\u9650\u516c\u53f8_795c08ae-300x300.jpg 300w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u8010\u5019\u7ed3\u6784\u94a2\u677f-\u6cb3\u5357\u666f\u9686\u94a2\u94c1\u6709\u9650\u516c\u53f8_795c08ae-150x150.jpg 150w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u8010\u5019\u7ed3\u6784\u94a2\u677f-\u6cb3\u5357\u666f\u9686\u94a2\u94c1\u6709\u9650\u516c\u53f8_795c08ae-12x12.jpg 12w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u8010\u5019\u7ed3\u6784\u94a2\u677f-\u6cb3\u5357\u666f\u9686\u94a2\u94c1\u6709\u9650\u516c\u53f8_795c08ae-600x600.jpg 600w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u8010\u5019\u7ed3\u6784\u94a2\u677f-\u6cb3\u5357\u666f\u9686\u94a2\u94c1\u6709\u9650\u516c\u53f8_795c08ae-100x100.jpg 100w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u8010\u5019\u7ed3\u6784\u94a2\u677f-\u6cb3\u5357\u666f\u9686\u94a2\u94c1\u6709\u9650\u516c\u53f8_795c08ae.jpg 700w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><a href=\"https:\/\/keweicorten.com\/pt\/products\/\"><img decoding=\"async\" class=\"alignnone wp-image-3836 size-medium\" title=\"A\u00e7o ASTM A709\" src=\"https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u94a2\u677f_\u4e0a\u6d77\u5eb7\u5f70\u91d1\u5c5e\u6750\u6599\u6709\u9650\u516c\u53f8_bda4ed16-300x300.jpg\" alt=\"ASTM A709 Steel Factory, china, pre\u00e7o, fabricantes, fornecedores, personalizado, atacado, barato, para venda, em estoque.\" width=\"300\" height=\"300\" srcset=\"https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u94a2\u677f_\u4e0a\u6d77\u5eb7\u5f70\u91d1\u5c5e\u6750\u6599\u6709\u9650\u516c\u53f8_bda4ed16-300x300.jpg 300w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u94a2\u677f_\u4e0a\u6d77\u5eb7\u5f70\u91d1\u5c5e\u6750\u6599\u6709\u9650\u516c\u53f8_bda4ed16-150x150.jpg 150w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u94a2\u677f_\u4e0a\u6d77\u5eb7\u5f70\u91d1\u5c5e\u6750\u6599\u6709\u9650\u516c\u53f8_bda4ed16-12x12.jpg 12w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u94a2\u677f_\u4e0a\u6d77\u5eb7\u5f70\u91d1\u5c5e\u6750\u6599\u6709\u9650\u516c\u53f8_bda4ed16-600x600.jpg 600w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u94a2\u677f_\u4e0a\u6d77\u5eb7\u5f70\u91d1\u5c5e\u6750\u6599\u6709\u9650\u516c\u53f8_bda4ed16-100x100.jpg 100w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u94a2\u677f_\u4e0a\u6d77\u5eb7\u5f70\u91d1\u5c5e\u6750\u6599\u6709\u9650\u516c\u53f8_bda4ed16.jpg 700w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-3838 size-full\" title=\"A\u00e7o ASTM A709\" src=\"https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u8010\u5019\u7ed3\u6784\u94a2\u677f-\u6cb3\u5357\u666f\u9686\u94a2\u94c1\u6709\u9650\u516c\u53f8_795c08ae.jpg\" alt=\"A\u00e7o ASTM A709\" width=\"700\" height=\"700\" srcset=\"https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u8010\u5019\u7ed3\u6784\u94a2\u677f-\u6cb3\u5357\u666f\u9686\u94a2\u94c1\u6709\u9650\u516c\u53f8_795c08ae.jpg 700w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u8010\u5019\u7ed3\u6784\u94a2\u677f-\u6cb3\u5357\u666f\u9686\u94a2\u94c1\u6709\u9650\u516c\u53f8_795c08ae-300x300.jpg 300w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u8010\u5019\u7ed3\u6784\u94a2\u677f-\u6cb3\u5357\u666f\u9686\u94a2\u94c1\u6709\u9650\u516c\u53f8_795c08ae-150x150.jpg 150w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u8010\u5019\u7ed3\u6784\u94a2\u677f-\u6cb3\u5357\u666f\u9686\u94a2\u94c1\u6709\u9650\u516c\u53f8_795c08ae-12x12.jpg 12w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u8010\u5019\u7ed3\u6784\u94a2\u677f-\u6cb3\u5357\u666f\u9686\u94a2\u94c1\u6709\u9650\u516c\u53f8_795c08ae-600x600.jpg 600w, https:\/\/keweicorten.com\/wp-content\/uploads\/2025\/02\/\u8010\u5019\u7ed3\u6784\u94a2\u677f-\u6cb3\u5357\u666f\u9686\u94a2\u94c1\u6709\u9650\u516c\u53f8_795c08ae-100x100.jpg 100w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<h3><strong>Conclus\u00e3o<\/strong><\/h3>\n<p>O a\u00e7o ASTM A709 oferece uma <strong>forte, dur\u00e1vel e resistente \u00e0 corros\u00e3o<\/strong> para projetos de pontes e infraestrutura. Seja para necessidades estruturais padr\u00e3o ou para aplica\u00e7\u00f5es de alto desempenho contra intemp\u00e9ries, o a\u00e7o A709 oferece um equil\u00edbrio ideal entre resist\u00eancia, longevidade e custo-benef\u00edcio.<\/p>\n<p>Para obter mais informa\u00e7\u00f5es sobre os tipos e a disponibilidade do a\u00e7o ASTM A709, entre em contato conosco hoje mesmo!<\/p>","protected":false},"excerpt":{"rendered":"<p>What is ASTM A709? ASTM A709 is the Standard Specification for Structural Steel for Bridges, established by ASTM International. It covers carbon and high-strength low-alloy steel plates used in bridge construction and other structural applications. This specification ensures that steel materials meet specific mechanical and chemical requirements for enhanced strength, durability, and corrosion resistance. Key [&hellip;]<\/p>","protected":false},"featured_media":3839,"comment_status":"open","ping_status":"closed","template":"","meta":{"_eb_attr":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false},"product_brand":[],"product_cat":[21],"product_tag":[],"class_list":{"0":"post-3834","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-weather-resistant-steel-plate","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/keweicorten.com\/pt\/wp-json\/wp\/v2\/product\/3834"}],"collection":[{"href":"https:\/\/keweicorten.com\/pt\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/keweicorten.com\/pt\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/keweicorten.com\/pt\/wp-json\/wp\/v2\/comments?post=3834"}],"version-history":[{"count":1,"href":"https:\/\/keweicorten.com\/pt\/wp-json\/wp\/v2\/product\/3834\/revisions"}],"predecessor-version":[{"id":3843,"href":"https:\/\/keweicorten.com\/pt\/wp-json\/wp\/v2\/product\/3834\/revisions\/3843"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/keweicorten.com\/pt\/wp-json\/wp\/v2\/media\/3839"}],"wp:attachment":[{"href":"https:\/\/keweicorten.com\/pt\/wp-json\/wp\/v2\/media?parent=3834"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/keweicorten.com\/pt\/wp-json\/wp\/v2\/product_brand?post=3834"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/keweicorten.com\/pt\/wp-json\/wp\/v2\/product_cat?post=3834"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/keweicorten.com\/pt\/wp-json\/wp\/v2\/product_tag?post=3834"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}