GB/T 4138-2024

Active

Rare earth ferrosilicon magnesium alloy

稀土镁硅铁合金

Standard Type
GBT
ICS
77.120.99
CCS
H65
Status
现行
Issue Date
2024-04-25
Implementation
2024-11-01
Responsible Dept
国家标准委
Drafting Unit
N/A