GB/T 38720-2020

Active

Microstructure examination of medium-carbon steel and medium-carbon alloy structural steel after quenching

中碳钢与中碳合金结构钢淬火金相组织检验

Standard Type
GBT
ICS
25.200
CCS
J36
Status
现行
Issue Date
2020-03-31
Implementation
2020-10-01
Responsible Dept
国家标准委
Drafting Unit
N/A