标 准 编 号:BS 3923-2-1972 简体中文标题:焊接超声检验方法.第2部分:铁素体钢熔焊对接接头自动检验 繁体中文标题:焊接超声检验方法.第2部分:铁素体钢熔焊对接接头自动检验 English Name:Methods for ultrasonic examination of welds - Automatic examination of fusion welded butt joints in ferritic steels...