GB/T 223.75-1991
Replaced
AQ 2025-2025
Active
Industry standards-Security
AQ 2025-2025
AQ 2025-2025
Basic Information
Standard Code:
AQ 2025-2025
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Metallurgical raw materials and auxiliary materials
ICS Name:
Black metals
Publish Date:
2025-11-14
Implement Date:
2026-11-01
Publisher:
应急管理部
Development Information
Replace the following standards
AQ 2025-2010
Related Standards
GB/T 3875-1983
Replaced
GB/T 3875-1983 Tungsten sheet
GB/T 3876-1983
Replaced
GB/T 3876-1983 Molybdenum and molybdenum alloy sheet
GB/T 3877-1983
Replaced
GB/T 3877-1983 Molybdenum foil
GB/T 223.38-1985
Active
GB/T 223.38-1985 Methods for chemical analysis of iron, steel and alloy—The anion-exchange separation-gravimetric method for the determination of niobium content
GB/T 223.40-1985
Replaced