HG/T 20630-2009
Metal jacketed gaskets for use with steel pipe flanges(Class designated) (English Version)
- Standard No.
- HG/T 20630-2009
- Language
- Chinese, Available in English version
- Release Date
- 2009
- Published By
- Professional Standard - Chemical Industry
- Latest
- HG/T 20630-2009
- Replace
- HG 20630-1997
- Scope
- This standard specifies the type, size, technical requirements and marking of metal-coated gaskets for steel pipe flanges (Class series). This standard applies to metal-coated gaskets for raised-face steel pipe flanges with nominal pressures Class300 (PN50) and Class900 (PN150) specified in HG/T 20615 and operating temperatures less than or equal to 150°C.
HG/T 20630-2009 Referenced Document
- GB/T 15601 Metallic envelope gaskets for pipe flanges*， 2013-12-17 Update
- GB/T 2040 Copper and copper alloy sheet*， 2017-05-31 Update
- GB/T 232 Metallic materials - Bend test methods*， 2024-03-15 Update
- GB/T 2518 Continuously hot-dip zinc and zinc alloy coated steel sheet and strip*， 2019-12-10 Update
- GB/T 3280 Cold rolled stainless steel plate, sheet and strip*， 2015-09-11 Update
- GB/T 3880 Aluminium and aluminium alloy rolled sheet
- GB/T 3985 Comoresssed asbentos fibre jointing
- GB/T 710 Hot-rolled quality carbon structural steel sheets and strips
- HG/T 20615 Steel pipe flanges(Class designated)
- HG/T 20635 Specification for selection of steel pipe flanges,gaskets and bolting(Class designated)
- JB/T 7758.2 Specifications of flexible graphite sheets
HG/T 20630-2009 history
- 2009 HG/T 20630-2009 Metal jacketed gaskets for use with steel pipe flanges(Class designated)
- 1997 HG 20630-1997 Metal-clad gaskets for steel pipe flanges (American system)
HG/T 20630-2009 Metal jacketed gaskets for use with steel pipe flanges(Class designated) has been changed from HG 20630-1997 Metal-clad gaskets for steel pipe flanges (American system).
HG/T 20630-2009 Metal jacketed gaskets for use with steel pipe flanges(Class designated) has been changed from HG 20630-1997 Metal-clad gaskets for steel pipe flanges (American system).
