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  4. Standard "API STD 622"
Standard API STD 622 1.10.2018 preview

API STD 622

Type Testing of Process Valve Packing for Fugitive Emissions, Third Edition, Includes Addendum 1 (2022)

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STANDARD published on 1.10.2018


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The information about the standard:

Designation standards: API STD 622
Publication date standards: 1.10.2018
SKU: NS-1250864
The number of pages: 37
Approximate weight : 111 g (0.24 lbs)
Country: American technical standard
Category: Technical standards API

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Annotation of standard text API STD 622 :

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 -29°C to 538°C (-20°F to 1000°F).

Factors affecting fugitive emissions performance that are considered by this standard include temperature, pressure, thermal cycling, mechanical cycling, and corrosion.

These adjuncts apply to this standard:

Preview API STD 622/Add1 1.3.2022
API STD 622/Add1 Adjunct of the standard

Addendum 1 to Type Testing of Process Valve Packing for Fugitive Emissions, Third Edition

Adjunct of the standard published on 1.3.2022

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Latest update: 2026-10-23 (Number of items: 2 207 789)
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