YB/T 4949-2021
Active
YB/T 9258-2025
Active
Industry standards-Black metallurgy
YB/T 9258-2025 Construction foundation pit engineering technical specification
YB/T 9258-2025 Construction foundation pit engineering technical specification
Basic Information
Standard Code:
YB/T 9258-2025
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Metallurgy
ICS Name:
Metallurgy
Publish Date:
2025-07-02
Implement Date:
2026-02-01
Publisher:
工业和信息化部
Technical Committee:
中国冶金建设协会
Development Information
Replace the following standards
Related Standards
YB/T 4944-2021
Active
YB/T 4944-2021 Green Design Product Evaluation Technical Specification for Steel Spring Used in Track Coupling
YB/T 6427-2025
Active