T/ZZB 1906-2020
Automatic shut-off valves for natural gas pipeline (English Version)
- Standard No.
- T/ZZB 1906-2020
- Language
- Chinese, Available in English version
- Release Date
- 2020
- Published By
- Group Standards of the People's Republic of China
- Latest
- T/ZZB 1906-2020
- Scope
- This document stipulates the terms and definitions, classification and models, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage and quality commitments of natural gas pipeline self-closing valves (hereinafter referred to as "self-closing valves"). This document is applicable to natural gas whose medium complies with the provisions of GB/T 13611, the operating temperature does not exceed the range of -10 ℃ ~ 40 ℃, and the rated inlet pressure is 2 kPa. It is installed on the pipeline in front of the natural gas meter or behind the meter and in front of the stove. Non-magnetic self-closing valve.
T/ZZB 1906-2020 history
- 2020 T/ZZB 1906-2020 Automatic shut-off valves for natural gas pipeline
