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MSS SP-93-2024

Quality Standard for Steel Castings and Forgings for Valves, Flanges, Fittings, and Other Piping Components - Liquid Penetrant Examination Method

Standard Practice (SP)-93 has served the industry for over 37 years. This Standard Practice provides methods and acceptance standards for liquid penetrant examination of steel castings and forgings for valves, flanges, fittings and other piping components. It is applicable to examination of repairs as well as to initial examination of castings and forgings.

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Manufacturers Standardization Society of the Valve and Fittings Industry, Inc. [mss]

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