标 准 编 号：BS 4871-3-1985简体中文标题：按认可焊接工艺操作的焊工鉴定考试规范.第3部分:金属管与管板接头间电弧焊繁体中文标题：按认可焊接工艺操作的焊工鉴定考试规范.第3部分:金属管与管板接头间电弧焊English Name：Specification for approval testing of welders working to approved welding procedures - Arc welding of tube to tube-plate joints in metallic materials...