STANDARDS

101	ANSI AWWA-C504-2006 Rubber-Seated Butterfly Valves
102	API598-2009VlaveInspectionandTesting
103	API607-2016FireTestforQuarter-turnValvesandValvesEquippedwithNonmetallicSeats
104	API609-2004ButterflyValvesDoubleFlanged,LugandWaferType
105	ISO5752-1982Metalvalvesforuseinflangedpipesystems---Face-to-faceandcentre-to-facedimensions
106	ISO9001-2015QualitymanagementsystemsRequirements
107	ISO15848-1-2006IndustrialvalvesMeasurementtestandqualificationproceduresforfugitiveemissions
108	MSSSP-44-2010SteelPipelineFlanges
109	MSSSP-68-2011HighPressureButterflyValveswithOffsetDesign
110	GOST 12815-1980 FLANGES FOR FITTINGS AND PIPELINES for Pnom from 0.1 to 20.0 Mpa
111	BSEN1092-2-1997FlangesandtheirjointsCircularflangesforpipes,valves,fittingsandaccessories,PNdesignat
112	BSEN1092-1-2002FlangesandtheirjointsCircularflangesforpipes,valves,fittingsandaccessories,PNdesignat
113	ASME B16.10-2009 Face-to-Face and End-to-End Dimensions of Valves
114	ASME B16.5-2009 Pipe Flanges and Flanged Fittings
115	ASME-B16.47-1998 Large Diameter Steel Flanges NPS26 Through NPS60
116	ASME B16.25-2007 Buttwelding Ends