MSS SP 93 : 2014 QUALITY STANDARD FOR STEEL CASTINGS AND FORGINGS FOR VALVES, FLANGES, FITTINGS, AND OTHER PIPING COMPONENTS - LIQUID PENETRANT EXAMINATION METHOD Manufacturers Standardisation Society
MSS SP 146 : 2014 HIGH PRESSURE, LUG- AND WAFER-TYPE, IRON AND DUCTILE IRON KNIFE GATE VALVES Manufacturers Standardisation Society
MSS SP 139 : 2014 COPPER ALLOY GATE, GLOBE, ANGLE, AND CHECK VALVES FOR LOW PRESSURE/LOW TEMPERATURE PLUMBING APPLICATIONS Manufacturers Standardisation Society
MSS SP 138 : 2014 QUALITY STANDARD PRACTICE FOR OXYGEN CLEANING OF VALVES & FITTINGS Manufacturers Standardisation Society
MSS SP 148 : 2014 LOW PRESSURE FLANGED OR LUGGED CARBON STEEL AND IRON OR DUCTILE IRON, CAST OR FABRICATED, BONNETLESS, KNIFE GATE VALVES WITHOUT LINERS Manufacturers Standardisation Society
MSS SP 9 : 2013 SPOT FACING FOR BRONZE, IRON AND STEEL FLANGES Manufacturers Standardisation Society
MSS SP 80 : 2013 BRONZE GATE, GLOBE, ANGLE, AND CHECK VALVES Manufacturers Standardisation Society
MSS SP 130 : 2013 BELLOWS SEALS FOR INSTRUMENT VALVES Manufacturers Standardisation Society
MSS SP 137 : 2013 QUALITY STANDARD FOR POSITIVE MATERIAL IDENTIFICATION OF METAL VALVES, FLANGES, FITTINGS, AND OTHER PIPING COMPONENTS Manufacturers Standardisation Society
MSS SP 42 : 2013 CORROSION-RESISTANT GATE, GLOBE, ANGLE, AND CHECK VALVES WITH FLANGED AND BUTT WELD ENDS (CLASSES 150, 300, & 600) Manufacturers Standardisation Society
MSS SP 126 : 2013 IN-LINE, SPRING-ASSISTED, CENTER-GUIDED CHECK VALVES (CARBON, ALLOY STEEL, STAINLESS STEEL, & NICKEL ALLOYS) Manufacturers Standardisation Society
MSS SP 54 : 2013 QUALITY STANDARD FOR STEEL CASTINGS FOR VALVES, FLANGES, FITTINGS, AND OTHER PIPING COMPONENTS - RADIOGRAPHIC EXAMINATION METHOD Manufacturers Standardisation Society