GB/T 37910.1-2019焊缝无损检测射线检测验收等级第1部分:钢、镍、钛及其合金国家标准
英文:Non-destructive testing of welds—Acceptance levels for radiographic testing—Part 1:Steel,nickel,titanium and their al...
英文:Non-destructive testing of welds—Acceptance levels for radiographic testing—Part 1:Steel,nickel,titanium and their al...