UpcomingMandatory
GB 5135.4-2025
Automatic sprinkler system—Part4: Dry pipe valves and accelerator
自动喷水灭火系统 第4部分：干式报警阀、加速器
Explanation
GB 5135.4-2025 is an upcoming mandatory Chinese national standard for Automatic sprinkler system—Part4: Dry pipe valves and accelerator. It appears in the Environment compliance cluster with a product safety focus and has an implementation date of Nov 1, 2026.
Applicability depends on product scope, certification route, competent authority notices and transition rules. Verify against the official source before using this record in a compliance decision.
Applicability hints
- Type
- Safety
- CCS
- C84
- ICS
- 13.220.10
- Competent department
- National Fire and Rescue Administration
- Technical committee
- National Technical Committee on Fire Protection of Standardization Administration of China
Relationships
Replaces:GB 5135.4-2003 (Current) , GB 5135.8-2003 (Current)