GB/T 40344.4-2025

Vacuum technology—Standard methods for measuring vacuum-pump performance—Part 4: Turbomolecular vacuum pumps

NORMA vydána dne 1.8.2025

Anglicky a čínsky -
Elektronické PDF (6806.20 CZK)

The information about the standard:

Designation standards: GB/T 40344.4-2025
Publication date standards: 1.8.2025
Country: Chinese technical standard
Kategorie: Technické normy GB