MSS SP-42-1999 Class 150 Corrosion Resistant Gate, Globe, Angle and Check Valves with Flanged and Butt Weld Ends standard by Manufacturers Standardization Society, 07/01/1999
MSS SP-115-1999 Excess Flow Valves for Natural Gas Service standard by Manufacturers Standardization Society, 07/01/1999
MSS SP-65-1999 High Pressure Chemical Industry Flanges and Threaded Stubs for Use with Lens Gaskets standard by Manufacturers Standardization Society, 01/01/1999
MSS SP-61-1999 Pressure Testing of Steel Valves standard by Manufacturers Standardization Society, 01/01/1999
MSS SP-54-1999 (R2007) Quality Standard for Steel Castings for Valves, Flanges and Fittings and Other Piping Components - Radiographic Examination Method standard by Manufacturers Standardization Society, 01/01/1999
MSS SP-112-1999 (R2004) Quality Standard for Evaluation of Cast Surface Finishes - Visual and Tactile Method standard by Manufacturers Standardization Society, 01/01/1999
MSS SP-92-1999 MSS Valve User Guide standard by Manufacturers Standardization Society, 01/01/1999
MSS SP-79-1999a Socket-Welding Reducer Inserts standard by Manufacturers Standardization Society, 01/01/1999
MSS SP-79-1999 [ Withdrawn ] Socket-Welding Reducer Inserts standard by Manufacturers Standardization Society, 01/01/1999
MSS SP-94-1999 (R2004) Quality Standard for Ferritic and Martensitic Steel Castings for Valves, Flanges, and Fittings and Other Piping Components - Ultrasonic Examination Method standard by Manufacturers Standardization Society, 01/01/1999
MSS SP-72-1999 Ball Valves with Flanged or Butt-Welding Ends for General Service standard by Manufacturers Standardization Society, 01/01/1999
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