GB/T 31943-2015

Active

Continuously cold rolled steel strips for precision welded tubes

精密焊接钢管用冷连轧钢带

Standard Type
GBT
ICS
77.140.50
CCS
H46
Status
现行
Issue Date
2015-09-11
Implementation
2016-06-01
Responsible Dept
中国钢铁工业协会
Drafting Unit
中国钢铁工业协会