MSS SP 25 : 2013 STANDARD MARKING SYSTEM FOR VALVES, FITTINGS, FLANGES, AND UNIONS Manufacturers Standardisation Society
MSS SP 61 : 2013 PRESSURE TESTING OF VALVES Manufacturers Standardisation Society
MSS SP 145 : 2013 METAL BALL VALVES FOR LOW PRESSURE/LOW TEMPERATURE PLUMBING APPLICATIONS Manufacturers Standardisation Society
MSS SP 144 : 2013 PRESSURE SEAL BONNET VALVES Manufacturers Standardisation Society
MSS SP 53 : 2012 QUALITY STANDARD FOR STEEL CASTINGS AND FORGINGS FOR VALVES, FLANGES, FITTINGS, AND OTHER PIPING COMPONENTS - MAGNETIC PARTICLE EXAMINATION METHOD Manufacturers Standardisation Society
MSS SP 97 : 2012 INTEGRALLY REINFORCED FORGED BRANCH OUTLET FITTINGS - SOCKET WELDING, THREADED, AND BUTTWELDING ENDS Manufacturers Standardisation Society
MSS SP 65 : 2012 HIGH PRESSURE CHEMICAL INDUSTRY FLANGES AND THREADED STUBS FOR USE WITH LENS GASKETS Manufacturers Standardisation Society
MSS SP 108 : 2012 RESILIENT-SEATED CAST IRON ECCENTRIC PLUG VALVES Manufacturers Standardisation Society
MSS SP 142 : 2012 EXCESS FLOW VALVES FOR FUEL GAS SERVICE, NPS 1[1/2] THROUGH 12 Manufacturers Standardisation Society
MSS SP 104 : 2012 WROUGHT COPPER SOLDER-JOINT PRESSURE FITTINGS Manufacturers Standardisation Society
MSS SP 143 : 2012 LIVE-LOADED VALVE STEM PACKING SYSTEMS Manufacturers Standardisation Society
MSS SP 51 : 2012 CLASS 150LW CORROSION RESISTANT FLANGES AND CAST FLANGED FITTINGS Manufacturers Standardisation Society