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.
Document identifier
API Std 641
Title
Type Testing of Quarter-turn Valves for Fugitive Emissions, First Edition
API Category
Storage Tanks
Publication date
2016-10-01
International Relationship
| Price |
129 vnd |
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