GB/T 22652-2019

Overlaying-welding procedure qualification for valves sealing face

STANDARD published on 18.10.2019

English, Chinese -
electronic design (pdf) (622.80 USD)

The information about the standard:

Designation standards: GB/T 22652-2019
Publication date standards: 18.10.2019
Country: Chinese technical standard
Category: Technical standards GB