MSS-SP-93 Complete Document History
Quality Standard for Steel Castings and Forgings for Valves, Flanges, Fittings, and Other Piping Components - Liquid Penetrant Examination Method

Complete Current Edition:
   2020 EDITION - Other Piping Components Liquid Penetrant Examination Method - Jan. 1, 2020

Obsolete Revision Information:
   2014 EDITION - Quality Standard for Steel Castings and Forgings for Valves, Flanges, Fittings, and Other Piping Components - Liquid Penetrant Examination Method - Jan. 1, 2014
   2008 EDITION - Liquid Penetrant Examination Method - Jan. 1, 2008
   1999 EDITION - REAFFIRMED IN 2004 - Jan. 1, 1999
   1987 R92 EDITION - Liquid Penetrant Examination Method - Jan. 1, 1992
   1987 EDITION - QUALITY STANDARD FOR STEEL CAS - Jan. 1, 1987
   BASE - QUALITY STANDARD FOR STEEL CAS - Jan. 1, 1983