{"id":69824,"date":"2026-05-17T17:28:21","date_gmt":"2026-05-17T17:28:21","guid":{"rendered":"https:\/\/evgroupchina.com\/encyclopedia-of-metal\/astm-b466\/"},"modified":"2026-05-19T15:31:30","modified_gmt":"2026-05-19T15:31:30","slug":"astm-b466","status":"publish","type":"wiki","link":"https:\/\/evgroupchina.com\/en\/encyclopedia-of-metal\/astm-b466\/","title":{"rendered":"ASTM B466"},"content":{"rendered":"<h2>Technical specifications and scope according to ASTM B466<\/h2>\n<p>The ASTM B466\/B466M standard regulates manufacturing requirements for seamless copper-nickel alloy pipes intended for general engineering purposes and operation under high-load conditions. The list of regulated materials includes alloys UNS C70400, C70600, C70620, C71000, C71500, C71520, and C72200.<\/p>\n<p>For technological processes requiring subsequent welding, EV Group China specialists recommend using specialized alloy grades UNS C70620 and C71520, which possess optimized characteristics for forming high-quality welded joints.<\/p>\n<h2>Chemical composition of alloys according to ASTM B466 (%)<\/h2>\n<table class=\"table table-bordered table-hover\">\n<tbody>\n<tr>\n<td>Copper Alloy UNS<\/td>\n<td>Cu (incl. Ag)<\/td>\n<td>Ni (incl. Co)<\/td>\n<td>Pb<\/td>\n<td>Fe<\/td>\n<td>Zn<\/td>\n<td>Mn (max.)<\/td>\n<td>S<\/td>\n<td>P<\/td>\n<td>Other elements<\/td>\n<\/tr>\n<tr>\n<td>C70400<\/td>\n<td>rem.<\/td>\n<td>4.8-6.2<\/td>\n<td>0.05<\/td>\n<td>1.3-1.7<\/td>\n<td>1.0<\/td>\n<td>0.30-0.80<\/td>\n<td>0.02<\/td>\n<td>0.02<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>C70600<\/td>\n<td>rem.<\/td>\n<td>9.0-11.0<\/td>\n<td>0.05<\/td>\n<td>1.0-1.8<\/td>\n<td>1.0<\/td>\n<td>1.0<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>C70620<\/td>\n<td>86.5 min.<\/td>\n<td>9.0-11.0<\/td>\n<td>0.02<\/td>\n<td>1.0-1.8<\/td>\n<td>0.50<\/td>\n<td>1.0<\/td>\n<td>0.02<\/td>\n<td>0.02<\/td>\n<td>C 0.05 max.<\/td>\n<\/tr>\n<tr>\n<td>C71000<\/td>\n<td>rem.<\/td>\n<td>19.0-23.0<\/td>\n<td>0.05<\/td>\n<td>0.5-1.0<\/td>\n<td>1.0<\/td>\n<td>1.0<\/td>\n<td>0.02<\/td>\n<td>0.02<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>C71500<\/td>\n<td>rem.<\/td>\n<td>29.0-33.0<\/td>\n<td>0.05<\/td>\n<td>0.40-1.0<\/td>\n<td>1.0<\/td>\n<td>1.0<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>C71520<\/td>\n<td>65.0 min.<\/td>\n<td>29.0-33.0<\/td>\n<td>0.02<\/td>\n<td>0.40-1.0<\/td>\n<td>0.50<\/td>\n<td>1.0<\/td>\n<td>0.02<\/td>\n<td>0.02<\/td>\n<td>C 0.05 max.<\/td>\n<\/tr>\n<tr>\n<td>C72200<\/td>\n<td>rem.<\/td>\n<td>15.0-18.0<\/td>\n<td>0.05<\/td>\n<td>0.50-1.0<\/td>\n<td>1.0<\/td>\n<td>1.0<\/td>\n<td>0.02<\/td>\n<td>0.02<\/td>\n<td>Cr 0.30-0.70<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":0,"template":"","meta":[],"wiki_category":[112],"class_list":["post-69824","wiki","type-wiki","status-publish","hentry","wiki_category-astm"],"_links":{"self":[{"href":"https:\/\/evgroupchina.com\/en\/wp-json\/wp\/v2\/wiki\/69824","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/evgroupchina.com\/en\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/evgroupchina.com\/en\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/evgroupchina.com\/en\/wp-json\/wp\/v2\/wiki\/69824\/revisions"}],"wp:attachment":[{"href":"https:\/\/evgroupchina.com\/en\/wp-json\/wp\/v2\/media?parent=69824"}],"wp:term":[{"taxonomy":"wiki_category","embeddable":true,"href":"https:\/\/evgroupchina.com\/en\/wp-json\/wp\/v2\/wiki_category?post=69824"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}