MSS SP-68-2011 High Pressure Butterfly Valves with Offset Design standard by Manufacturers Standardization Society, 10/01/2011
MSS SP-79-2011 Socket Welding Reducer Inserts (Includes Errata Amended 7/8/2012) standard by Manufacturers Standardization Society, 10/01/2011
MSS SP-85-2011 Cast Iron Globe & Angle Valves, Flanged and Threaded Ends standard by Manufacturers Standardization Society, 10/01/2011
MSS SP-70-2011 Gray Iron Gate Valves, Flanged and Threaded Ends standard by Manufacturers Standardization Society, 10/01/2011
MSS SP-71-2011 Gray Iron Swing Check Valves, Flanged and Threaded Ends standard by Manufacturers Standardization Society, 10/01/2011
MSS SP-78-2011 Cast Iron Plug Valves, Flanged and Threaded Ends standard by Manufacturers Standardization Society, 10/01/2011
MSS SP-55-2011 Quality Standard for Steel Castings for Valves, Flanges and Fittings and Other Piping Components - Visual Method for Evaluation of Surface Irregularities standard by Manufacturers Standardization Society, 10/01/2011
MSS SP-96-2011 Guidelines on Terminology for Valves and Fittings standard by Manufacturers Standardization Society, 10/01/2011
MSS SP-86 Errata July 2011 Errata for Guidelines for Metric Data in Standards for Valves, Flanges, Fittings and Actuators (2011) Amendment by Manufacturers Standardization Society, 07/06/2011
MSS SP-112-2010 Quality Standard for Evaluation of Cast Surface Finishes -Visual and Tactile Method. standard by Manufacturers Standardization Society, 2010
MSS SP-44 Errata May 2011 Errata Sheet for MSS SP-44 Steel Pipeline Flanges (For 2006 and 2010 Editions) Amendment by Manufacturers Standardization Society, 05/20/2011
MSS SP-79-2009 Errata Errata Sheet for MSS SP-79-2009, Socket Welding Reducer Inserts Amendment by Manufacturers Standardization Society, 09/09/2010