GB/T 6482-2007

Active

Thread extension steel bars for rock drilling

凿岩用螺纹连接钎杆

Standard Type
GBT
ICS
77.140.70
CCS
H44
Status
现行
Issue Date
2007-10-25
Implementation
2008-04-01
Responsible Dept
中国钢铁工业协会
Drafting Unit
N/A