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API RP 621

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API RP 621 Reconditioning of Metallic Gate, Globe, and Check Valves, Second Edition

standard by American Petroleum Institute, 12/01/2005

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Full Description

This Recommended Practice provides guidelines for reconditioning heavy wall (API 600 type) carbon steel, ferritic alloy (up to 9% Cr), stainless steel, and nickel alloy gate, globe, and check valves for ASME pressure classes 150, 300, 400, 600, 900, 1500, and 2500. Guidelines contained in this RP apply to flanged and butt weld cast or forged valves.

M00010048
2021-02-15
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