GB/T 12214-2019

Active

Silica sand and flour for investment casting

熔模铸造用硅砂、粉

Standard Type
GBT
ICS
91.100.15
CCS
J31
Status
现行
Issue Date
2019-08-30
Implementation
2020-03-01
Responsible Dept
国家标准委
Drafting Unit
N/A