The code of radiographic examination of butt welded-joints of pressure steels pipes and tubes
文件类型:
PDF格式
文件大小:
704 MB
资料归类:
行业标准
整理时间:
2002-12-16
软件简介:
标 准 编 号:DL/T 821-2002 简体中文标题:钢制承压管道对接焊接接头射线检验技术规范 繁体中文标题:钢制承压管道对接焊接接头射线检验技术规范 English Name:The code of radiographic examination of butt welded-joints of pressure steels pipes and tubes