GB/T 21272-2007

Vapour vacuum pumps - Measurement of performance characteristics Measurement of back-streaming rate of pump fluid and the heating time

STANDARD published on 20.12.2007

English, Chinese -
electronic design (pdf) (310.80 USD)

English, Chinese -

Print design (310.80 USD)

The information about the standard:

Designation standards: GB/T 21272-2007
Publication date standards: 20.12.2007
Country: Chinese technical standard
Category: Technical standards GB