Industrial valves. Valves for chemical and petrochemical process industry. Requirements and tests
工业阀门 化工和石化过程工业用阀门 要求和测试

2020-10-28

石化工业用阀门的评定
Process valve qualification procedure for the petrochemical industry

2012-11-05

Industrial valves — Lined metal quarter turn and check valves for chemical process and related industries
工业阀门 - 用于化学工艺及相关行业的内衬金属四分之一转和止回阀

2017-05-10

Industrial valves. Lined metal quarter turn and check valves for chemical process and related industries
工业阀门 化工及相关行业用内衬金属直角回转阀和止回阀

2017-06-28