GB/T 9945-2025

Active

Hot-rolled bulb flats

热轧球扁钢

Standard Type
GBT
ICS
77.140.70
CCS
H44
Status
现行
Issue Date
2025-06-30
Implementation
2026-01-01
Responsible Dept
中国钢铁工业协会
Drafting Unit
N/A