GB/T 9121-2010

Abolished

Loose plate steel pipe flanges with weld-on collar

平焊环板式松套钢制管法兰

Standard Type
GBT
ICS
23.040.60
CCS
J15
Status
废止
Issue Date
2011-01-14
Implementation
2011-10-01
Responsible Dept
中国机械工业联合会
Drafting Unit
中国机械工业联合会

📚 References & Relations / 引用与关联

replaces GB2508-89
replaces GB9121-2000

📊 Standard Timeline / 标准沿革

replaces GB2508-89
replaces GB9121-2000