GB/T 7143-2025

Active

Methods for chemical analysis of silica sand for foundry

铸造用硅砂化学分析方法

Standard Type
GBT
ICS
25.120.20
CCS
J31
Status
现行
Issue Date
2025-02-28
Implementation
2025-09-01
Responsible Dept
国家标准委
Drafting Unit
N/A