GB/T 38977-2020

Active

Nanometer grain cemented carbide rod

纳米晶硬质合金棒材

Standard Type
GBT
ICS
77.160
CCS
H72
Status
现行
Issue Date
2020-07-21
Implementation
2021-06-01
Responsible Dept
中国有色金属工业协会
Drafting Unit
N/A