{"id":5548,"date":"2021-03-28T09:27:03","date_gmt":"2021-03-28T09:27:03","guid":{"rendered":"http:\/\/conex-casting.com\/?page_id=5548"},"modified":"2021-03-28T09:27:03","modified_gmt":"2021-03-28T09:27:03","slug":"c93800-cda-938-leghe-di-bronzo-allo-stagno-al-piombo","status":"publish","type":"page","link":"https:\/\/conex-casting.com\/it\/c93800-cda-938-leghe-di-bronzo-allo-stagno-al-piombo\/","title":{"rendered":"C93800 CDA 938 Leghe di bronzo allo stagno al piombo"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"text-decoration: underline;\"><span style=\"font-size: 18pt; color: #800000;\"><strong>C93800 \/ CDA 938 Leghe di bronzo allo stagno al piombo<\/strong><\/span><\/span><\/p>\n<p><strong>Specifica :<\/strong><\/p>\n<table border=\"1\" width=\"700\" cellspacing=\"0\" cellpadding=\"5\">\n<thead>\n<tr>\n<th>CDA<\/th>\n<th>ASTM<\/th>\n<th>Asarcon<\/th>\n<th>SAE<\/th>\n<th>AMS<\/th>\n<th>Federale<\/th>\n<th>Militare<\/th>\n<th>Altra<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr bgcolor=\"#eeeeee\">\n<td>C938<\/td>\n<td>B505<br \/>\nB505M<br \/>\nB66<br \/>\nB144-3D<\/td>\n<td>715<\/td>\n<td><\/td>\n<td><\/td>\n<td>QQ-C-390, E6;<br \/>\nQQ-B-1005, COMP 19<\/td>\n<td>MIL-B-11553, COMP 19<\/td>\n<td>Anti-Acid Metal<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Composizione chimica :<\/strong><\/p>\n<table border=\"1\" width=\"700\" cellspacing=\"0\" cellpadding=\"5\">\n<thead>\n<tr>\n<th>Cu%<\/th>\n<th>Pb%<\/th>\n<th>Sn%<\/th>\n<th>Zn%<\/th>\n<th>Fe%<\/th>\n<th>P%<sup>1<\/sup><\/th>\n<th>Ni%<sup>2<\/sup><\/th>\n<th>Al%<\/th>\n<th>S%<\/th>\n<th>Sb%<\/th>\n<th>Si%<\/th>\n<\/tr>\n<\/thead>\n<tfoot>\n<tr>\n<td colspan=\"12\">\n<div>Composizione chimica secondo ASTM B505\/B505M-18<\/div>\n<div><\/div>\n<div><sup>1<\/sup>Per le colate continue, P deve essere 1,5%, max. Il valore di 2Ni include Co.<\/div>\n<div>Nota: Cu + somma di elementi nominati, 99,0% min. I valori singoli rappresentano i massimi.<\/div>\n<\/td>\n<\/tr>\n<\/tfoot>\n<tbody>\n<tr bgcolor=\"#eeeeee\">\n<td>75.00-<br \/>\n79.00<\/td>\n<td>13.00-<br \/>\n16.00<\/td>\n<td>6.30-<br \/>\n7.50<\/td>\n<td>0.80<\/td>\n<td>0.15<\/td>\n<td>0.05<\/td>\n<td>1.00<\/td>\n<td>0.005<\/td>\n<td>0.08<\/td>\n<td>0.80<\/td>\n<td>0.005<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Lavorabilit\u00e0 :<\/strong><\/p>\n<table border=\"1\" width=\"700\" cellspacing=\"0\" cellpadding=\"5\">\n<thead>\n<tr>\n<th>Lega di rame UNS No.<\/th>\n<th>Classificazione di lavorabilit\u00e0<\/th>\n<th>Densit\u00e0 (lb\/in<sup>3<\/sup>\u00a0at 68 \u00b0F)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr bgcolor=\"#eeeeee\">\n<td>C938<\/td>\n<td>80<\/td>\n<td>0.334<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Propriet\u00e0 meccaniche :<\/strong><\/p>\n<table border=\"1\" width=\"700\" cellspacing=\"0\" cellpadding=\"5\">\n<tfoot>\n<tr>\n<td colspan=\"12\">\n<div>Propriet\u00e0 meccaniche secondo ASTM B505\/B505M-18<\/div>\n<\/td>\n<\/tr>\n<\/tfoot>\n<thead>\n<tr>\n<th colspan=\"2\">Resistenza alla trazione, min<\/th>\n<th colspan=\"2\">Resistenza allo snervamento, allo 0,5% di estensione sotto carico, min<\/th>\n<th>Allungamento, in 2 pollici o 50 mm min<\/th>\n<th>Durezza Brinell (carico 500 kg)<\/th>\n<th>Osservazioni<\/th>\n<\/tr>\n<tr>\n<th>ksi<\/th>\n<th>MPa<\/th>\n<th>ksi<\/th>\n<th>MPa<\/th>\n<th>%<\/th>\n<th>typical BHN<\/th>\n<th><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr bgcolor=\"#eeeeee\">\n<td>25<\/td>\n<td>172<\/td>\n<td>16<\/td>\n<td>110<\/td>\n<td>5<\/td>\n<td>55<\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Propriet\u00e0 fisiche :<\/strong><\/p>\n<table border=\"1\" width=\"700\" cellspacing=\"0\" cellpadding=\"5\">\n<tfoot>\n<tr>\n<td colspan=\"12\">\n<div>Propriet\u00e0 fisiche fornite da CDA<\/div>\n<\/td>\n<\/tr>\n<\/tfoot>\n<thead>\n<tr>\n<th><\/th>\n<th>US Consuetudine<\/th>\n<th>Metric<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr bgcolor=\"#eeeeee\">\n<td><strong>Punto di fusione &#8211; Liquidus<\/strong><\/td>\n<td>1730 \u00b0F<\/td>\n<td>943 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td><strong>Punto di fusione &#8211; Solidus<\/strong><\/td>\n<td>1570 \u00b0F<\/td>\n<td>854 \u00b0C<\/td>\n<\/tr>\n<tr bgcolor=\"#eeeeee\">\n<td><strong>Densit\u00e0<\/strong><\/td>\n<td>0.334 lb\/in<sup>3<\/sup>\u00a0at 68 \u00b0F<\/td>\n<td>9.25 gm\/cm<sup>3<\/sup>\u00a0at 20 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td><strong>Peso specifico<\/strong><\/td>\n<td>9.25<\/td>\n<td>9.25<\/td>\n<\/tr>\n<tr bgcolor=\"#eeeeee\">\n<td><strong>Conduttivit\u00e0 elettrica<\/strong><\/td>\n<td>11% IACS at 68 \u00b0F<\/td>\n<td>0.066 MegaSiemens\/cm at 20 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td><strong>Conduttivit\u00e0 termica<\/strong><\/td>\n<td>30.2 Btu\/sq ft\/ft hr\/\u00b0F at 68 \u00b0F<\/td>\n<td>52.3 W\/m at 20 \u00b0C<\/td>\n<\/tr>\n<tr bgcolor=\"#eeeeee\">\n<td><strong>Coefficiente di espansione termica 68-392<\/strong><\/td>\n<td>10.3 \u00b7 10<sup>-6<\/sup>\u00a0per \u00b0F (68-392 \u00b0F)<\/td>\n<td>17.8 \u00b7 10<sup>-6<\/sup>\u00a0per \u00b0C (20-200 \u00b0C)<\/td>\n<\/tr>\n<tr>\n<td><strong>Capacit\u00e0 termica specifica<\/strong><\/td>\n<td>0.09 Btu\/lb\/\u00b0F at 68 \u00b0F<\/td>\n<td>377.1 J\/kg at 293 \u00b0C<\/td>\n<\/tr>\n<tr bgcolor=\"#eeeeee\">\n<td><strong>Modulo di elasticit\u00e0 in tensione<\/strong><\/td>\n<td>10500 ksi<\/td>\n<td>72400 MPa<\/td>\n<\/tr>\n<tr>\n<td><strong>Fusione incipiente<\/strong><\/td>\n<td>600 \u00b0F<\/td>\n<td>316 \u00b0C<\/td>\n<\/tr>\n<tr bgcolor=\"#eeeeee\">\n<td><strong>Permeabilit\u00e0 magnetica<\/strong><\/td>\n<td>1<\/td>\n<td>1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Propriet\u00e0 di fabbricazione :<\/strong><\/p>\n<table border=\"1\" width=\"700\" cellspacing=\"0\" cellpadding=\"5\">\n<tfoot>\n<tr>\n<td colspan=\"12\">\n<div>Propriet\u00e0 di fabbricazione fornite da CDA<\/div>\n<div><\/div>\n<div><sup>1<\/sup>Poich\u00e9 la brasatura viene eseguita in un intervallo di temperature brevi e calde, \u00e8 necessario evitare deformazioni durante la brasatura e il raffreddamento.<\/div>\n<\/td>\n<\/tr>\n<\/tfoot>\n<thead>\n<tr>\n<th>Tecnica di giunzione<\/th>\n<th>adeguatezza<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr bgcolor=\"#eeeeee\">\n<td><strong>Saldatura<\/strong><\/td>\n<td>Good<\/td>\n<\/tr>\n<tr>\n<td><strong>Brasatura<\/strong><sup>1<\/sup><\/td>\n<td>Poor<\/td>\n<\/tr>\n<tr bgcolor=\"#eeeeee\">\n<td><strong>Saldatura ossiacetilenica<\/strong><\/td>\n<td>Non consigliato<\/td>\n<\/tr>\n<tr>\n<td><strong>Saldatura ad arco con protezione da gas<\/strong><\/td>\n<td>Not Recommended<\/td>\n<\/tr>\n<tr bgcolor=\"#eeeeee\">\n<td><strong>Saldatura ad arco in metallo rivestito<\/strong><\/td>\n<td>Non consigliato<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Propriet\u00e0 termali :<\/strong><\/p>\n<table border=\"1\" width=\"700\" cellspacing=\"0\" cellpadding=\"5\">\n<tfoot>\n<tr>\n<td colspan=\"12\">\n<div>Propriet\u00e0 termiche fornite da CDA<\/div>\n<\/td>\n<\/tr>\n<\/tfoot>\n<thead>\n<tr>\n<th>Trattamento<\/th>\n<th>Temp.\/Time &#8211; US<\/th>\n<th>Temp.\/Time &#8211; SI<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr bgcolor=\"#eeeeee\">\n<td><strong>Temperatura di stress<\/strong><\/td>\n<td>500<\/td>\n<td>260<\/td>\n<\/tr>\n<tr>\n<td><strong>Soluzione minima<\/strong><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr bgcolor=\"#eeeeee\">\n<td><strong>Soluzione massima<\/strong><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><strong>Tempo di soluzione<\/strong><\/td>\n<td>0.0<\/td>\n<td><\/td>\n<\/tr>\n<tr bgcolor=\"#eeeeee\">\n<td><strong>Soluzione media<\/strong><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><strong>Valore delle precipitazioni<\/strong><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr bgcolor=\"#eeeeee\">\n<td><strong>Tempo di precipitazione<\/strong><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><strong>Precipitazioni medie<\/strong><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr bgcolor=\"#eeeeee\">\n<td><strong>Minimo di ricottura<\/strong><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><strong>Ricottura massima<\/strong><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr bgcolor=\"#eeeeee\">\n<td><strong>Tempo di ricottura<\/strong><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><strong>Minimo lavori a caldo<\/strong><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr bgcolor=\"#eeeeee\">\n<td><strong>Hot Works Maximum<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>C93800 \/ CDA 938 Leghe di bronzo allo stagno al piombo Specifica : CDA ASTM Asarcon SAE AMS Federale Militare Altra C938 B505 B505M B66 B144-3D 715 QQ-C-390, E6; QQ-B-1005, COMP 19 MIL-B-11553, COMP 19 Anti-Acid Metal Composizione chimica : Cu% Pb% Sn% Zn% Fe% P%1 Ni%2 Al% S% Sb% Si% Composizione chimica secondo ASTM [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_joinchat":[],"footnotes":""},"class_list":["post-5548","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/conex-casting.com\/it\/wp-json\/wp\/v2\/pages\/5548","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/conex-casting.com\/it\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/conex-casting.com\/it\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/conex-casting.com\/it\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/conex-casting.com\/it\/wp-json\/wp\/v2\/comments?post=5548"}],"version-history":[{"count":2,"href":"https:\/\/conex-casting.com\/it\/wp-json\/wp\/v2\/pages\/5548\/revisions"}],"predecessor-version":[{"id":5551,"href":"https:\/\/conex-casting.com\/it\/wp-json\/wp\/v2\/pages\/5548\/revisions\/5551"}],"wp:attachment":[{"href":"https:\/\/conex-casting.com\/it\/wp-json\/wp\/v2\/media?parent=5548"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}