标题: DIN 86341-2000 船舶与海上技术超轻型活动法兰和对焊发兰 [打印本页] 作者: liuxilin1215 时间: 2014-12-12 19:14:59 标题: DIN 86341-2000 船舶与海上技术超轻型活动法兰和对焊发兰
DIN 86341-2000 Ships and marine technology - Loose flanges and welding necks extra light duty - Welding necks made from steel and stainless steel DN 32 to DN 50, up to PN 25, DN 65 to DN 125, up to PN 10
船舶与海上技术超轻型活动法兰和对焊发兰