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MSS SP 72

Ball Valves with Flanged or Butt-Welding Ends for General Service

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Organization: MSS
Publication Date: 1 January 2010
Status: active
Page Count: 13
scope:

This Standard Practice covers flanged or Butt-weld end ball valves having in general, but not restricted to, round openings which may be full port, regular port, or reduced port types. The following characteristics shall be considered standard practice unless otherwise specified by agreement between manufacturer and purchaser.

Valves covered by this Standard Practice are suitable for use in general liquid and gas service. Their service pressures and temperatures generally conform to standards cited in Section 2, but may be restricted by the materials used for their seats and seals, or by other special considerations.

The size range covered by this Standard Practice is NPS 1/2 (DN 15) through NPS 36 (DN 900).

This Standard Practice covers ball valves of the following materials:

Carbon Steel

Alloy Steels

Stainless Steels

Ductile Iron

Gray Iron

Copper Alloy

Names of common valve body types are given in Figure 1. When variations or other body types are used, they may be named by the manufacturer. The names of basic valve parts are given in Figure 2. Other parts may be named by the manufacturer. Body types and valve parts may also be identified by applicable MSS or other terminology standards.

Document History

MSS SP 72
January 1, 2010
Ball Valves with Flanged or Butt-Welding Ends for General Service
This Standard Practice covers flanged or Butt-weld end ball valves having in general, but not restricted to, round openings which may be full port, regular port, or reduced port types. The following...
January 1, 2010
Ball Valves with Flanged or Butt-Welding Ends for General Service
This Standard Practice covers flanged or butt weld end ball valves having in general, but not restricted to, round openings which may be full port, regular port, or reduced port types. The following...
January 1, 1999
Ball Valves with Flanged or Butt-Welding Ends for General Service
This Standard Practice covers flanged or butt-weld end ball valves having in general, but not restricted to, round openings which may be full port, regular port, or reduced port types. The following...
January 1, 1992
Ball Valves with Flanged or Butt-Welding Ends for General Service
This Standard Practice covers flanged or butt-weld end ball valves having in general, but not restricted to, round openings which may be full port, regular port, or reduced port types. The following...

References

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