T/ZZB 2477-2021
Polyethylene overloaded valve sack (English Version)
- Standard No.
- T/ZZB 2477-2021
- Language
- Chinese, Available in English version
- Release Date
- 2021
- Published By
- Group Standards of the People's Republic of China
- Latest
- T/ZZB 2477-2021
- Scope
- This document specifies the terms and definitions, structure, specifications and identification, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage and quality commitment of polyethylene heavy-duty membrane valve bags. This document applies to heavy-duty film valve bags produced using polyethylene resin as the main raw material through multi-layer co-extrusion blown film and bag making processes. This document does not apply to valve bags that come into contact with food.
T/ZZB 2477-2021 history
- 2021 T/ZZB 2477-2021 Polyethylene overloaded valve sack
