GB/T 1301-2025

Active

Hollow drill steels for rock drilling

凿岩钎杆用中空钢

Standard Type
GBT
ICS
77.140.60
CCS
H44
Status
现行
Issue Date
2025-08-29
Implementation
2026-03-01
Responsible Dept
中国钢铁工业协会
Drafting Unit
N/A