{"id":28,"date":"2013-01-19T18:24:45","date_gmt":"2013-01-19T17:24:45","guid":{"rendered":"http:\/\/www.phemsa.es\/?p=28"},"modified":"2017-04-08T15:55:31","modified_gmt":"2017-04-08T14:55:31","slug":"n3-c351rg7","status":"publish","type":"post","link":"http:\/\/www.phemsa.es\/?p=28","title":{"rendered":"N3 (C351\/Rg7)"},"content":{"rendered":"<p><!--more--><\/p>\n<h4>Denominaci\u00f3n<\/h4>\n<ul>\n<li>Seg\u00fan norma nacional: UNE &#8211; 37.103<\/li>\n<li>Seg\u00fan norma alemana: DIN 1705<\/li>\n<\/ul>\n<h4>Composici\u00f3n UNE<\/h4>\n<ul>\n<li>Cobre: 81 a 86<\/li>\n<li>Esta\u00f1o: 5,20 a 8<\/li>\n<li>Zinc: 2 a 5<\/li>\n<li>Plomo: 5 a 8<\/li>\n<\/ul>\n<h4>Propiedades mec\u00e1nicas<\/h4>\n<ul>\n<li>Resistencia a la tracci\u00f3n: 22 a 25 kg. \/mm2<\/li>\n<li>Alargamiento: 12 a 15 %<\/li>\n<li>Dureza brinell: 75 a 89 Hb<\/li>\n<li>Coeficiente de dilataci\u00f3n: 18 x 10-6 \u00baC<\/li>\n<li>Conductibilidad t\u00e9rmica: 0&#8217;112 Cal\/cmxsx\u00baC<\/li>\n<li>Conductibilidad el\u00e9ctrica: 11 %<\/li>\n<li>M\u00f3dulo elasticidad: 9800 Kg\/mm2<\/li>\n<li>Elasticidad: 11,50 Kg\/mm2<\/li>\n<li>Contracci\u00f3n lineal: 1&#8217;55\/1&#8217;80 %<\/li>\n<li>Peso espec\u00edfico: 8&#8217;80 Gr\/cm3<\/li>\n<\/ul>\n<h4>Aplicaciones<\/h4>\n<p>Aleaci\u00f3n estructuralmente fuerte, adecuada para su utilizaci\u00f3n en condiciones severas. Debido a su composici\u00f3n es adecuada para trabajos en los que se produzca un peque\u00f1o golpeteo. Se recomienda principalmente para cojinetes de gran desgaste. Su bajo coeficiente de fricci\u00f3n y su resistencia al desgaste lo presentan como material id\u00f3neo para gu\u00edas de v\u00e1lvulas, cojinetes de \u00e9mbolo, casquillos de cabeza de biela y bridas, maquinaria agr\u00edcola, etc.<\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-28","post","type-post","status-publish","format-standard","hentry","category-bronces-al-estano"],"_links":{"self":[{"href":"http:\/\/www.phemsa.es\/index.php?rest_route=\/wp\/v2\/posts\/28","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.phemsa.es\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.phemsa.es\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.phemsa.es\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.phemsa.es\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=28"}],"version-history":[{"count":7,"href":"http:\/\/www.phemsa.es\/index.php?rest_route=\/wp\/v2\/posts\/28\/revisions"}],"predecessor-version":[{"id":206,"href":"http:\/\/www.phemsa.es\/index.php?rest_route=\/wp\/v2\/posts\/28\/revisions\/206"}],"wp:attachment":[{"href":"http:\/\/www.phemsa.es\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=28"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.phemsa.es\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=28"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.phemsa.es\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=28"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}