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API Std 641

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

standard by American Petroleum Institute , 10/01/2023

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Full Description

This standard specifies the requirements and acceptance criteria for fugitive emission type testing of quarter-turn valves. Valves larger than NPS 60 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. For all valves rated greater than or equal to 400 °C (750 °F), an additional high temperature test may be performed in accordance with Annex C or when specified by the purchaser.

 

Product Details

Published:
10/01/2023
Number of Pages:
26
File Size:
1 file , 1.1 MB
Product Code(s):
C64102, C64102, C64102
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This product is unavailable in Russia, Cuba, Syria, North Korea, Ukraine, Belarus, Iran
 

Document History

  1. API Std 641

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

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  2. API Std 641


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

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