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MSS - SP-81

Stainless-Steel or Stainless-Steel-Lined, Bonnetless, Knife Gate Valves with Flanged Ends

inactive
Organization: MSS
Publication Date: 1 January 2021
Status: inactive
Page Count: 14

Document History

SP-81
January 1, 2021
Stainless-Steel or Stainless-Steel-Lined, Bonnetless, Knife Gate Valves with Flanged Ends
SCOPE AND FIELD OF APPLICATION This Standard Practice covers all stainless-steel or stainless-steel-lined, cast, or fabricated bonnetless, knife gate valves with flanged ends from size NPS 2 (DN 50)...
SP-81
January 1, 2021
Stainless-Steel or Stainless-Steel-Lined, Bonnetless, Knife Gate Valves with Flanged Ends
A description is not available for this item.
MSS SP 81
January 1, 2017
Stainless-Steel or Stainless-Steel-Lined, Bonnetless, Knife Gate Valves with Flanged Ends
SCOPE AND FIELD OF APPLICATION  This Standard Practice covers all stainless-steel or stainless-steel-lined, cast, or fabricated bonnetless, knife gate valves with flanged ends from size NPS 2 (DN...
MSS SP 81
January 1, 2013
Stainless-Steel or Stainless-Steel-Lined, Bonnetless, Knife Gate Valves with Flanged Ends
This Standard Practice covers 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...
MSS SP 81
January 1, 2006
Stainless Steel, Bonnetless, Flanged Knife Gate Valves
This Standard Practice covers all stainless steel or stainless steel lined, cast or fabricated bonnetless, flanged knife gate valves in NPS 2 (DN 50) through NPS 36 (DN 900). The valves in this...
MSS SP 81
January 1, 2006
Stainless Steel, Bonnetless, Flanged Knife Gate Valves
This Standard Practice covers all stainless steel or stainless steel lined, cast or fabricated bonnetless, flanged knife gate valves in NPS 2 (DN 50) through NPS 36 (DN 900). The valves in this...
MSS SP 81
January 1, 2001
Stainless Steel, Bonnetless, Flanged Knife Gate Valves
This standard covers all stainless steel or stainless steel lined, cast or fabricated bonnetless, flanged knife gate valves in sizes NPS 2 (DN 50) through NPS 36 (DN 900). The valves in this standard...
MSS SP 81
January 1, 2000
Stainless Steel, Bonnetless, Flanged Knife Gate Valves
SCOPE AND FIELD OF APPLICATION This standard covers all stainless steel or stainless steel lined, cast or fabricated bonnetless, flanged knife gate valves in sizes NPS 2 (DN 50) through NPS 36 (DN...
MSS SP 81
January 1, 1995
Stainless Steel, Bonnetless, Flanged Knife Gate Valves
A description is not available for this item.
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References

This document references:
MSS SP 114 - Corrosion Resistant Pipe Fittings, Threaded and Socket-Welding, Class 150 and 1000
Published by MSS on January 1, 2018
This Standard Practice for corrosion resistant pipe fittings threaded and socket-welding, Class 150 and 1000, establishes requirements for the following: a) Pressure-temperature ratings b) Size and...
This document references:
MSS SP 122 - Plastic Industrial Ball Valves
Published by MSS on January 1, 2017
This Standard Practice establishes requirements for plastic industrial ball valves in nominal pipe sizes (NPS) 1/2 through NPS 6, designed for general industrial systems for the distribution of...
This document references:
MSS SP 134 - Valves for Cryogenic Service, including Requirements for Body/Bonnet Extensions
Published by MSS on January 1, 2012
This Standard Practice covers requirements for material, design, dimensions, fabrication, non-destructive examination and pressure testing of stainless steel and other alloy cryogenic service valves...
This document references:
MSS SP 135 - High Pressure Knife Gate Valves
Published by MSS on January 1, 2016
This Standard Practice covers the construction requirements for lug- and wafer-type knife gate valves made from ASME Code materials and meeting the applicable gate valve requirements of ASME B16.34....
This document references:
SP-138 - Quality Standard Practice for Oxygen Cleaning of Valves and Fittings
Published by MSS on January 1, 2023
This Standard Practice outlines the general requirements for cleaning, inspection, testing, and packaging of valves and fittings intended to be used for Oxygen Service. Proper design and material...
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