GB/T 9973-2025

Active

Test methods for permeability of carbon materials

炭素材料透气度试验方法

Standard Type
GBT
ICS
29.050
CCS
Q50
Status
现行
Issue Date
2025-08-29
Implementation
2026-03-01
Responsible Dept
中国钢铁工业协会
Drafting Unit
N/A