GB/T 12247-1989

Abolished

Automatic steam traps--Classification

蒸汽疏水阀 分类

Standard Type
GBT
ICS
23.060
CCS
J90
Status
废止
Issue Date
1990-01-04
Implementation
1990-12-01
Responsible Dept
中国机械工业联合会
Drafting Unit
N/A