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Working standard of the unit of gas flow in a vacuum VÉT 49-2-2006
Authors:V N Gorobei  A A Chernyshenko
Affiliation:(1) D. I. Mendeleev All-Russia Research Institute of Metrology, Russia
Abstract:The working standard for the unit of gas flow in a vacuum VéT 49-2-2006 is described. The composition of the standard and metrological characteristics are provided. A local verification scheme is given for the measurement provisions of gas flow in a vacuum. __________ Translated From Izmeritel’naya Tekhnika, No. 3. pp. 45–48, March, 2007.
Keywords:standard  gas flow  control of air tightness
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