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Chinese National Standard Category: Chemical equipment |
English Title: | Welding procedure qualification and welder performance qualification of cladding and internal for high pressure urea equipments |
Chinese Title: | 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 |
Standard No.: | HG/T 3180-2002 |
Category No.: | G93 |
Issued by: | MIIT |
Issued on: | 2002-9-28 |
Implemented on: | 2003-6-1 |
Status: | superseded |
Superseded by: | HG/T 3180-2023 Welding process assessment and welder skill assessment of lining plates and internal parts of urea high-pressure equipment |
Superseded on: | 2024-7-1 |
Abolished on: | |
Superseding: | HG/T 3180-1988ZB |
Word Count: | 3500 words |
Similar Standards: | SHS 05022-1992 SHS 03034-1992 SHS 03040-1992 HG/T 2367-2005 SHS 02006-1992 HG/T 3177-1987 JB 1117-1982 HG/T 3173-1999 SHJ 39-1991 SHS 01029-1992 GB/T 17410-2023 GB/T 37795-2019 GB/T 9842-2018 GB/T 37327-2019 GB/T 25151.6-2014 DB12/T 581-2015 GB/T 31201-2014 GB/T 30578-2014 HG/T 4593-2014 HG/T 4592-2014 |
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