
State system for ensuring the uniformity of measurements. Flow rate and quantity of gas. Procedure of measurements by means of critical nozzles
STANDARD published on 1.12.2019
Designation standards: GOST R 8.972-2019
Publication date standards: 1.12.2019
The number of pages: 55
Approximate weight : 165 g (0.36 lbs)
Country: Russian technical standard
Category: Technical standards GOST