GB/T 5652-1985
Flared type tube fittings--Back-up washer (English Version)
- Standard No.
- GB/T 5652-1985
- Language
- Chinese, Available in English version
- Release Date
- 1985
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2008-11
- Replace By
- GB/T 5649-2008
- GB/T 5652-2008
- Latest
- GB/T 5649-2008
- GB/T 5652-2008
- Scope
- This standard is applicable to flared pipe joint lock nut washers for pipeline systems using oil and gas as medium.
GB/T 5652-1985 history
- 2008 GB/T 5649-2008 Flared couplings.Lock nut and lockup washer
- 1985 GB/T 5652-1985 Flared type tube fittings--Back-up washer
GB/T 5652-1985 Flared type tube fittings--Back-up washer was changed to GB/T 5649-2008 Flared couplings.Lock nut and lockup washer.
