UpcomingMandatory
GB 25974.4-2026
Powered support for coal mine—Part 4:Specification for electro-hydraulic control system
煤矿用液压支架 第4部分：电液控制系统技术条件
Explanation
GB 25974.4-2026 is an upcoming mandatory Chinese national standard for Powered support for coal mine—Part 4:Specification for electro-hydraulic control system. It appears in the Machinery compliance cluster with a product safety focus and has an implementation date of Mar 1, 2027.
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
- Product
- CCS
- D97
- ICS
- 73.100
- Competent department
- National Mine Safety Administration
- Technical committee
- National Mine Safety Administration