GB/T 9123-2010
Steel pipe blank flanges
2019-12
- Standard No.
- GB/T 9123-2010
- Language
- Chinese
- Release Date
- 2011
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Replace By
- GB/T 9124.1-2019
- GB/T 9124.2-2019
- Lastest
- GB/T 9124.1-2019
- GB/T 9124.2-2019
- Replace
- GB/T 9123.1-2000 GB/T 9123.4-2000 GB/T 9123.3-2000 GB/T 9123.2-2000
- Scope
- This standard specifies the type, size, technical requirements and marking of steel pipe flange covers marked with PN and Class for nominal pressure. This standard is applicable to steel pipe flange covers with nominal pressure PN 2.5 to PN 160 and Class 150 to Class 2500.
GB/T 9123-2010 Referenced Document
- GB/T 9112 Types and parameters for steel pipe flanges
- GB/T 9124 Specifications for steel pipe flanges*， 2011-10-01 Update
GB/T 9123-2010 history
- 2019 GB/T 9124.1-2019 Steel pipe flanges—Part 1：PN designated
- 2011 GB/T 9123-2010 Steel pipe blank flanges
- 2000 GB/T 9123.2-2000 Steel pipe blank flanges with male and female face
GB/T 9123-2010 Steel pipe blank flanges was changed to GB/T 9124.1-2019 Steel pipe flanges—Part 1：PN designated.
GB/T 9123-2010 Steel pipe blank flanges was changed to GB/T 9124.2-2019 Steel pipe flanges—Part 2: Class designated.