标准介绍
GB/T 5777-2019无缝和焊接(埋弧焊除外)钢管纵向和/或横向缺欠的全圆周自动超声检测最新版内容查询,英语名称Automated full peripheral ultrasonic testing of seamless and welded (except submerged arc-welded) steel tubes for the detection of longitudinal and/or transverse imperfections,发布日期:2019-06-04,实施日期:2020-05-01,GB/T5777-2019无缝和焊接(埋弧焊除外)钢管纵向和/或横向缺欠的全圆周自动超声检测国家标准最新版免费下载
最新评论