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Standard API STD 681 1.7.2021 preview

API STD 681

Liquid Ring Vacuum Pumps and Compressors for Petroleum, Chemical, and Gas Industry Services, 2nd Edition

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STANDARD published on 1.7.2021


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Price237.60 USD excl. VAT
237.60 USD

The information about the standard:

Designation standards: API STD 681
Publication date standards: 1.7.2021
SKU: NS-1250920
The number of pages: 151
Approximate weight : 484 g (1.07 lbs)
Country: American technical standard
Category: Technical standards API

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Annotation of standard text API STD 681 :

This standard defines the minimum requirements for the basic design, inspection, testing, and preparation for shipment of liquid ring vacuum pump and compressor systems for service in the petroleum, chemical, and gas industries. It includes both vacuum pump and compressor design and system design. See more

Latest update: 2026-06-28 (Number of items: 2 284 473)
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