GB/T 32257-2015

Active

Qualification testing of welders for fusion welding on nickel and nickel alloys

镍及镍合金熔化焊焊工技能评定

Standard Type
GBT
ICS
25.160.10
CCS
J 33
Status
现行
Issue Date
2015-12-10
Implementation
2016-07-01
Responsible Dept
国家标准委
Drafting Unit
N/A