Welding procedure qualification test for steels , nickel and nickel alloys 钢镍及镍合金的焊接工艺评定试验
Network based database system for managing welding procedure qualification records 基于网络的焊接工艺评定管理数据库系统
Establish all necessary wps ' s in accordance with specified standard for all welding processes 根据特定标准对所有的焊接程序都要建立焊接工艺评定。
The pqr shall include the composition and flow rate of the shielding and inert gas backing , when used 焊接工艺评定记录单上应包括封底焊时所用的惰性保护气体组成成分和流率。
Welding procedure qualification and welder performance qualification of cladding and internal for high pressure urea equipments 尿素高压设备衬里板及内件的焊接工艺评定和焊工技能评定
Argon shielded arc welding procedure specifications and welding procedure qualifications for air separation plants constructed of aluminium alloys 铝制空气分离设备氩弧焊工艺规程及焊接工艺评定
Welding procedure qualification and welder performance qualification of corrosion resistant stainless steel tube - tubesheet joints for high pressure urea equipments 尿素高压设备耐腐蚀不锈钢管子-管板的焊接工艺评定和焊工技能评定
Standard of welding procedure qualification for pressure equipments is not only applied in boilers and pressure vessels , but also in pressure piping including long distance pipeline 《承压设备焊接工艺评定》标准不仅适用于锅炉、压力容器（含气瓶） ，也适用于包括长输管道在内的压力管道。
The main content included the purpose of all kinds of welding procedure qualification standards , two types of welding procedure qualification , and the differences and similarities between the two types 主要内容有各类焊接工艺评定标准的目的、两个类型的焊接工艺评定，以及两类评定之间的区别与联系。
The important concepts and main content of the standard of welding procedure qualification for pressure equipments which is being worked out at present were thought and some understandings were summarized 摘要对正在制订的《承压设备焊接工艺评定》标准中各重要观点与主要技术内容进行思考以及所总结的心得体会。
