China Vapour vacuum pumps- GB Standards Search Result |
![]() |
1. Ready translated GB standards ![]() 2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days . |
![]() |
GB/T 21272-2007 Vapour vacuum pumps - Measurement of performance characteristics Measurement of back-streaming rate of pump fluid and the heating time - 英文版 |
![]() |
|
![]() |
GB/T 19955.2-2005 Vapour vacuum pumps-Measurement of performance characteristics Part2:Measurement of critical backing pressure - 英文版 |
![]() |
|
![]() |
GB/T 19955.1-2005 Vapour vacuum pumps-Measurement of performance characteristics Part1:Measurement of volume rate of flow(pumping speed) - 英文版 |
![]() |
Find out:3Items | To Page of: First -Previous-Next -Last | 1 |