NB/T 47025-2012
Spiral wound gaskets (English Version)
- Standard No.
- NB/T 47025-2012
- Language
- Chinese, Available in English version
- Release Date
- 2012
- Published By
- Professional Standard - Energy
- Latest
- NB/T 47025-2012
- Scope
- This standard specifies the dimensions and technical requirements for spiral wound gaskets for pressure vessel flanges. This standard applies to spiral wound gaskets for NB/T 47022 "Type B Flat Welding Flange" and NB/T 47023 "Long Neck Butt Welding Flange".
NB/T 47025-2012 Referenced Document
- GB 912 Hot-rolled sheets and strips of carbon structural steels and high strength low alloy structural steels
- GB/T 11253 Cold-rolled sheet and strip of carbon structural steels*， 2019-10-18 Update
- GB/T 3280 Cold rolled stainless steel plate, sheet and strip*， 2015-09-11 Update
- GB/T 4237 Hot rolled stainless steel plate,sheet and strip*， 2015-09-11 Update
- GB/T 4622.3 Specification of spiral wound gaskets
- JB/T 6618 Specifications of PTFE filler for spiral wound gaskets
- JB/T 7758.2 Specifications of flexible graphite sheets
- JC/T 69 Asbestos paper and millboard
- NB/T 47020 Type and specification for pressure vessel flanges
NB/T 47025-2012 history
- 2012 NB/T 47025-2012 Spiral wound gaskets
- 2000 JB/T 4705-2000 Spiral wound gaskets
