Pipe classes for process plants - Part 5: Technical delivery conditions for tube parts - Reinforced nozzles
工艺设备用管道等级第5部分:管道部件的交货技术条件加强型喷嘴

2016-12-01

Pipe classes for process plants - Part 6: Technical delivery conditions for tube parts - Flanges for machine prefabrication
工艺装置用管道等级第6部分:管道零件交货技术条件机械预制法兰

2016-12-01

Pipe classes for process plants - Part 11: Technical delivery conditions for pipe components of austenitic stainless steels of material group 8.1
工艺设备用管道等级第11部分:材料组8.1奥氏体不锈钢管道部件的交货技术条件

2017-04-01

Pipe classes for process plants - Part 12: Technical delivery conditions for pipe components of non alloyed and alloyed steel with specified properties at elevated temperatures of material group 1.2 and 5.1
工艺装置用管道等级.第12部分:材料组1.2和5.1在高温下具有规定性能的非合金和合金钢制管道部件的交货技术条件

2017-04-01