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API Std 641

Type Testing of Quarter-turn Valves for Fugitive Emissions, First Edition

standard by American Petroleum Institute , 10/01/2016

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Full Description

This standard specifies the requirements and acceptance criteria for fugitive emission type testing of quarter-turn valves. The type testing requirements contained herein are based on elements of EPA Method 21.

Valves larger than NPS 24 and valves greater than ASME B16.34 class 1500 are outside the scope of this standard. Valves with a pressure rating at ambient temperature less than 6.89 barg (100 psig) are outside the scope of this standard. Repacking or resealing of valves is outside the scope of this standard.
 

Product Details

Edition:
1st
Published:
10/01/2016
Number of Pages:
14
File Size:
1 file , 630 KB
Note:
This product is unavailable in Russia, Cuba, Syria, North Korea, Ukraine, Belarus, Iran
 

Document History

  1. API Std 641


    Type Testing of Quarter-turn Valves for Fugitive Emissions, Second Edition

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    Type Testing of Quarter-turn Valves for Fugitive Emissions, First Edition

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