GB/T 9123.31-1988

Steel pipe blank flanges with ring-joint face PN 2. MPa (20 bar)

STANDARD published on 1.1.1988

English, Chinese -
electronic design (pdf) (248.80 USD)

The information about the standard:

Designation standards: GB/T 9123.31-1988
Note: WITHDRAWN
Publication date standards: 1.1.1988
Country: Chinese technical standard
Category: Technical standards GB