GB/T 23658-2009
Elastomeric seals.Material requirement for seals used in pipes and fittings carring gaseous fuels and hydricarbon fluid (English Version)
- Standard No.
- GB/T 23658-2009
- Language
- Chinese, Available in English version
- Release Date
- 2009
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 23658-2009
- Scope
- This standard stipulates that the operating temperature is usually -5°C to +50°C, and in special cases it can reach -15°C to +50°C, which is used for the sealing ring elastomer materials of pipeline fittings, auxiliary equipment and valves in the following occasions Require. This standard applies to all pipe joint sealing rings including cast iron pipes, steel pipes, copper pipes and plastic pipes. This standard does not apply to the following occasions: sealing rings made of porous materials; sealing rings containing closed-cell materials in the structure; sealing rings requiring resistance to flame or thermal stress; joints formed by joining the ends of pre-vulcanized profiles of the sealing ring.
GB/T 23658-2009 history
- 2009 GB/T 23658-2009 Elastomeric seals.Material requirement for seals used in pipes and fittings carring gaseous fuels and hydricarbon fluid
