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API STD 521: Guide for Pressure-relieving and Depressuring Systems – Edition 6

$

682

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API STD 653: Tank Inspection, Repair, Alteration, and Reconstruction – Edition 4

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507

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CSA Z662:19 – Oil and gas pipeline systems

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1197

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CSA Z341 Series-18: Storage of hydrocarbons in underground formations

$

878

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CSA Z246.2-14 – Emergency preparedness and response for petroleum and natural gas industry systems

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596

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CSA Z341 Series:22 – Storage of hydrocarbons in underground formations

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878

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CSA Z731-09 (R2014) – Emergency Preparedness and Response

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177

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CSA Z662:23 – Oil and gas pipeline systems

$

1197

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CSA Z341 Series:26 – Storage of Hydrocarbons in underground formations

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878

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CSA B51:24 Boiler, Pressure Vessel, and Pressure Piping Code

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389

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MSS SP-81-2021

MSS SP-81-2021: Stainless-Steel or Stainless-Steel-Lined, Bonnetless, Knife Gate Valves with Flanged Ends

CDN $228.00

SKU: dffc302a5974 Category:

Description

Standard Practice (SP)-81 has been serving the industry for over 46 years; covering all stainless-steel or stainless-steel-lined, cast, or fabricated bonnetless, knife gate valves with flanged ends from size NPS 2 (DN 50) through NPS 36 (DN 900). The valves identified in this Standard Practice are intended for use in applications where shock loadings are not encountered.

Edition

1

Published Date

2025-08-11

Status

Current

Pages

15

Language Detail Icon

English

Format Secure Icon

Secure PDF

Abstract

Standard Practice (SP)-81 has been serving the industry for over 46 years; covering all stainless-steel or stainless-steel-lined, cast, or fabricated bonnetless, knife gate valves with flanged ends from size NPS 2 (DN 50) through NPS 36 (DN 900). The valves identified in this Standard Practice are intended for use in applications where shock loadings are not encountered.

Previous Editions

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