HG 20626-1997
Steel Pipe Flange Weld Joint and Groove Dimensions (American System) (English Version)
- Standard No.
- HG 20626-1997
- Language
- Chinese, Available in English version
- Release Date
- 1997
- Published By
- Professional Standard - Chemical Industry
- Status
- 2009-07
- Replace By
- HG/T 20615-2009
- Latest
- HG/T 20615-2009
- Scope
- This standard specifies the dimensions of welded joints and grooves for connecting steel pipe flanges (American system) to steel pipes. This standard applies to steel pipe flanges specified in HG 20615.
HG 20626-1997 history
- 2009 HG/T 20615-2009 Steel pipe flanges(Class designated)
- 1997 HG 20626-1997 Steel Pipe Flange Weld Joint and Groove Dimensions (American System)
HG 20626-1997 Steel Pipe Flange Weld Joint and Groove Dimensions (American System) was changed to HG/T 20615-2009 Steel pipe flanges(Class designated).
