General specifications for welding parts of rock drilling machines pneumatic tools 凿岩机械与气动工具焊接件通用技术条件
Metal structures . welded assemblies of circular hollow sections . construction 金属结构件.圆形空心型材交叉切割焊接件.构造规定
Metal structures . welded assemblies of circular hollow sections . design and inspection 金属结构件.圆形空心型材焊接件.设计和检验
Standard specification for factory - made wrought aluminum and aluminum - alloy welding fittings 工厂加工的锻制铝及铝合金焊接件的标准规范
Parts welded to glass lined agitator vessels ; tubular and profile supports ; construction of supports 搪瓷搅拌容器的焊接件.管状和外形支座.支座的制造
Metal construction . hollow section welded assemblies on type i and h sections . design and verification 金属结构件.圆形或矩形空心型材i或h型焊接件.设计和检验
Parts welded to glass lined steel agitator vessels - part 5 : insulation collar at the bottom discharge opening 搪玻璃钢搅拌容器用焊接件.第5部分:底部泄料孔处绝缘
Welded assemblies of hollow sections and rectangular hollow sections subjected to static loading . design and verification 静负荷下空心型材和矩形空心型材焊接件.设计和检验
Weldments and brazements for aerospace structures . joints of metallic materials by electron beam welding . quality of weldments 航空航天结构件的焊接和钎焊组件.用电子束焊接金属材料连接件.焊接件质量
Analyze and convert technical data / quality documents / drawings of casting , forging or welding from engineering department in us 分析并转化由公司美国工程部提供的图纸（铸件、锻件、焊接件）质量文件技术数据等。
