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International Standard Category: Flanges, couplings and joints |
Category No.: | 23.040.60 | Valid Status: | superseded |
Issued Organization: | AQSIQ | Issued Date: | 2011-1-14 |
Implemented Date: | 2011-10-1 | Abolished Date: | |
Superseded Standard.: | GB/T 9124.1-2019 Steel pipe flanges—Part 1:PN designated GB/T 9124.2-2019 Steel pipe flanges—Part 2:Class designated |
Superseded Date: | 2019-12-1 |
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