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API Std 622
API Std 622 Type Testing of Process Valve Packing for Fugitive Emissions, Third Edition
standard by American Petroleum Institute, 10/01/2018
Reduced price!
M00008803
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Full Description
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 -29C to 538C (-20F to 1000F).Factors affecting fugitive emissions performance that are considered by this standard include temperature, pressure, thermal cycling, mechanical cycling, and corrosion.
