{"id":570,"date":"2026-03-25T06:00:19","date_gmt":"2026-03-25T06:00:19","guid":{"rendered":"https:\/\/jstvalve.com\/?post_type=product&#038;p=570"},"modified":"2026-03-27T08:08:43","modified_gmt":"2026-03-27T08:08:43","slug":"monel-plug-valves","status":"publish","type":"product","link":"https:\/\/jstvalve.com\/pt\/product\/monel-plug-valves\/","title":{"rendered":"V\u00e1lvulas de encaixe Monel"},"content":{"rendered":"<hr \/>\n<h6>Graus de ligas Monel<\/h6>\n<table style=\"border-collapse: collapse; text-align: center;\" border=\"1\" cellspacing=\"0\">\n<tbody>\n<tr style=\"background-color: #d9ebf7; font-weight: bold;\">\n<td>Nome comercial<\/td>\n<td>UNS<\/td>\n<td>%Cu<\/td>\n<td>%Al<\/td>\n<td>%Ti<\/td>\n<td>%Fe<\/td>\n<td>%Mn<\/td>\n<td>%Si<\/td>\n<td>%Ni<\/td>\n<td>C\u00f3digo de fundi\u00e7\u00e3o<\/td>\n<td>C\u00f3digo de forjamento<\/td>\n<td>C\u00f3digo de barras<\/td>\n<\/tr>\n<tr>\n<td>Monel 400<\/td>\n<td>N04400<\/td>\n<td>28-34<\/td>\n<td>\u2013<\/td>\n<td>\u2013<\/td>\n<td>2,5 max<\/td>\n<td>2.0 max<\/td>\n<td>0,5 max<\/td>\n<td>63 min<\/td>\n<td>A494 M35-1<\/td>\n<td>ASTM B564<\/td>\n<td>ASTM B164<\/td>\n<\/tr>\n<tr>\n<td>Monel K-500<\/td>\n<td>N05500<\/td>\n<td>27-33<\/td>\n<td>2.3-3.15<\/td>\n<td>0.35-0.85<\/td>\n<td>2.0 max<\/td>\n<td>1,5 max<\/td>\n<td>0,5 max<\/td>\n<td>63 min<\/td>\n<td>\/<\/td>\n<td>ASTM B865<\/td>\n<td>ASTM B865<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>A liga Monel 400 \u00e9 amplamente utilizada em aplica\u00e7\u00f5es mar\u00edtimas. Embora os produtos da liga 400 apresentem taxas de corros\u00e3o muito baixas na \u00e1gua do mar corrente, foi demonstrado que as condi\u00e7\u00f5es de estagna\u00e7\u00e3o induzem a corros\u00e3o em fendas e por pite. A liga 400 tamb\u00e9m \u00e9 resistente \u00e0 fissura\u00e7\u00e3o por corros\u00e3o sob tens\u00e3o e \u00e0 corros\u00e3o por pite na maioria das \u00e1guas doces e industriais.<\/p>\n<p>A liga Monel K500 mant\u00e9m a excelente resist\u00eancia \u00e0 corros\u00e3o carater\u00edstica de 400 e com resist\u00eancia mec\u00e2nica melhorada e endurecimento da dureza, aproximadamente 3 vezes no limite de elasticidade e 2 vezes na resist\u00eancia \u00e0 tra\u00e7\u00e3o<\/p>\n<hr \/>\n<h6>Aplica\u00e7\u00f5es das v\u00e1lvulas de encaixe Monel<\/h6>\n<p>De um modo geral, as v\u00e1lvulas Monel podem ser utilizadas nas aplica\u00e7\u00f5es de alquila\u00e7\u00e3o mais exigentes, como o servi\u00e7o HF. As v\u00e1lvulas Monel s\u00e3o frequentemente utilizadas como v\u00e1lvulas qu\u00edmicas, v\u00e1lvulas petroqu\u00edmicas, v\u00e1lvulas de dessaliniza\u00e7\u00e3o, v\u00e1lvulas de constru\u00e7\u00e3o naval, v\u00e1lvulas de petr\u00f3leo e g\u00e1s, v\u00e1lvulas m\u00e9dicas e v\u00e1lvulas de oxig\u00e9nio.<\/p>\n<p>Quando as v\u00e1lvulas de encaixe Monel s\u00e3o aplicadas no servi\u00e7o HF, \u00e9 prefer\u00edvel a baixa emiss\u00e3o e o design de veda\u00e7\u00e3o dupla da gl\u00e2ndula e, ap\u00f3s a instala\u00e7\u00e3o, as v\u00e1lvulas devem ser pintadas com tinta de precau\u00e7\u00e3o, que \u00e9 um indicador \u00e1cido-base (tamb\u00e9m conhecido como indicadores de pH) s\u00e3o subst\u00e2ncias que mudam de cor com o pH.<\/p>","protected":false},"excerpt":{"rendered":"<p>Monel \u00e9 um grupo de ligas de n\u00edquel com excelente resist\u00eancia \u00e0 corros\u00e3o por muitos agentes, em numerosas condi\u00e7\u00f5es \u00e1cidas e alcalinas.<\/p>","protected":false},"featured_media":641,"comment_status":"open","ping_status":"closed","template":"","meta":{"_angie_page":false,"_eb_attr":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":""},"product_brand":[],"product_cat":[27],"product_tag":[],"class_list":["post-570","product","type-product","status-publish","has-post-thumbnail","product_cat-plug-valve","first","instock","shipping-taxable","product-type-simple","entry","content-bg","loop-entry"],"_links":{"self":[{"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/product\/570","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/comments?post=570"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/media\/641"}],"wp:attachment":[{"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/media?parent=570"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/product_brand?post=570"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/product_cat?post=570"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/product_tag?post=570"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}