T/ZZB 1930-2020
Quick adapter with U pin and accessories for mine hydraulic support (English Version)
- Standard No.
- T/ZZB 1930-2020
- Language
- Chinese, Available in English version
- Release Date
- 2020
- Published By
- Group Standards of the People's Republic of China
- Latest
- T/ZZB 1930-2020
- Scope
- This document specifies the terms and definitions, classification, models and basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of mining hydraulic support U-shaped pin quick connectors (hereinafter referred to as connectors) and their accessories. ,quality promise. This document applies to joints and accessories in hydraulic pipeline systems using ordinary mineral oil and high water content hydraulic fluid as working fluids.
T/ZZB 1930-2020 history
- 2020 T/ZZB 1930-2020 Quick adapter with U pin and accessories for mine hydraulic support
