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MSS SP 67

Butterfly Valves

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Organization: MSS
Publication Date: 1 January 2017
Status: active
Page Count: 23
scope:

This Standard Practice covers dimensions, design, testing, and marking requirements for butterfly valves. Further reference should be made to the MSS SP-68.

This Standard Practice covers two types of butterfly valves:

Type I - Valves for tight shut-off (Tested per Section 10.2.1)

Type II - Valves permitting seat leakage (See Section 10.2.2)

This Standard Practice covers flangeless (wafer-type), single-flange (lug-type), and flanged-end valves in size NPS 1½ through NPS 72, along with grooved-end valves, and shouldered-end valves, with pressure ratings in accordance with the requirements of Sections 3 and 4.

Document History

MSS SP 67
January 1, 2017
Butterfly Valves
This Standard Practice covers dimensions, design, testing, and marking requirements for butterfly valves. Further reference should be made to the MSS SP-68. This Standard Practice covers two types...
January 1, 2017
Butterfly Valves
This Standard Practice covers dimensions, design, testing, and marking requirements for butterfly valves. Further reference should be made to the MSS SP-68. This Standard Practice covers two types...
January 1, 2011
Butterfly Valves
This Standard Practice covers dimensions, design, testing, and marking requirements for butterfly valves. Further reference should be made to the MSS SP-68. This Standard Practice covers two types...
January 1, 2002
Butterfly Valves
This Standard Practice covers dimensions, design, testing and marking requirements for butterfly valves. Further reference should be made to the MSS SP-68. This Standard Practice covers two types of...
January 1, 2002
Butterfly Valves
This Standard Practice covers dimensions, design, testing, and marking requirements for butterfly valves. Further reference should be made to the MSS SP-68. This Standard Practice covers two types...
January 1, 1995
Butterfly Valves
This Standard Practice covers dimensions, design, testing and marking requirements for butterfly valves. Further reference should be made to the MSS SP-68. This Standard Practice covers two types of...
January 1, 1983
Butterfly Valves
This Standard Practice covers dimension, design, testing and marking requirements for butterfly valves Further reference should be made to the MSS Standard Practice for high pressure, offset,...

References

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