GB/T 4138-2015

Abolished

Rare earth ferrosilicon magnesium alloy

稀土镁硅铁合金

Standard Type
GBT
ICS
77.120.99
CCS
H65
Status
废止
Issue Date
2015-09-11
Implementation
2016-04-01
Responsible Dept
国家标准委
Drafting Unit
N/A