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MSS SP 147

Quality Standard for Steel Castings Used in Standard Class Steel Valves - Sampling Method for Evaluating Casting Quality

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Organization: MSS
Publication Date: 1 January 2014
Status: active
Page Count: 10
scope:

This Standard Practice provides minimum guidance for the quality of pressure containing steel castings used in the manufacture of standard class, cast valves compliant with ASME B16.34. It covers castings made by both the sand and investment casting methods. Acceptance standards, which provide for a minimum quality level for Standard Class cast steel valve castings, are detailed within this document.

PURPOSE

The purpose of this Standard Practice is to provide guidance for valve manufacturers by describing methods and non-destructive acceptance criteria for non-Special Class, steel valve castings. Additionally, this Standard Practice provides procedures for developing and qualifying Standard Class pilot castings.

Document History

MSS SP 147
January 1, 2014
Quality Standard for Steel Castings Used in Standard Class Steel Valves - Sampling Method for Evaluating Casting Quality
This Standard Practice provides minimum guidance for the quality of pressure containing steel castings used in the manufacture of standard class, cast valves compliant with ASME B16.34. It covers...

References

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