MSS SP-53-1999 (R2007)
Quality Standard for Steel Castings and Forgings for Valves, Flanges and Fittings and Other Piping Components-Magnetic Particle Exam Method
standard by Manufacturers Standardization Society, 01/01/1999
1.1 The methods of Section 3.0 provide uniform procedures which will produce satisfactory and consistent results upon which the acceptance standards of Table 1 may be used.
1.2 This examination guide may be used on a voluntary basis or when specified in the inquiry, contract, or order and when mutually agreed upon by the manufacturer and the purchaser.
1.3 This Standard Practice includes the examination of pressure containing castings and forgings.