Type Testing of Process Valve Packing for Fugitive Emissions, Third Edition, Includes Addendum 1 (2022)
NORM herausgegeben am 1.10.2018
Bezeichnung normen: API STD 622
Ausgabedatum normen: 1.10.2018
Zahl der Seiten: 37
Gewicht ca.: 111 g (0.24 Pfund)
Land: Amerikanische technische Norm
Kategorie: Technische Normen API
This standard specifies the requirements for comparative testing of valve stem packing for process applications where fugitive emissions are a consideration. Packing(s) shall be suitable for use at service temperatures -29°C to 538°C (-20°F to 1000°F).
Factors affecting fugitive emissions performance that are considered by this standard include temperature, pressure, thermal cycling, mechanical cycling, and corrosion. See more