b'MODEL 2024WA F E R C H E C K S U P E R - L I T E M O D E L 2 0 2 4 50NBthru1000NB150Classto900Class Drop-InorThru-PinClappers Material:CarbonSteel,ChromePlate,Stainless,NI-Aluminium-Bronze,PTFE coated,Hastelloy,Titaniumetc. API6DShortPattern,reducedbore(equalorbetterflowcharacteristicstoadual flapwafercheckvalve) Canbefittedwithclosingspringonrequest. Springcanbefittedaroundshafttoreducechattering Super-Liteislighter,smallerandthereforelessexpensivebothtoinstallandtomaintainthanconventionalcheckvalves.Becausedualflapwaferchecksarenotonlyreducedborebutalsohaveacentralbar,superlitechecksstillhaveequalorbetterflowcharacteristicsinmostsizes. SimplifiedDesign-ThereareonlyfivepartsintheBodyoftheSuper-Lite. Willcloseatverylowpressure(closesunderweightofdiscalone)O-ringshousedinspecialprofilegroovesforhighpressurewithcompositionholesbehindo-rings.Generallyopensas lowas2kPaminimumdifferential.MATERIALSC Body 316SS 304SS Steel Ni-AluminiumBronzeMetaltoMetal, MetaltoMetal, MetaltoMetal, MetaltoMetal,Seat & Body Seal Viton,Teflon, Viton,Teflon, Viton,Teflon, Viton,Teflon,A B EPDMorBuna EPDMorBuna EPDMorBuna EPDMorBunaNOTICE Flapper + Pin 316SS 304SS *Steel NI-AI-BZDo not install near rotating or reciprocatingdevice,notsuitabletoU-Bolt 316 304SS *Steel NI-AI-BZwithstandhammering*Nickelplatedorgalvonrequest.OPTIONSFace Type:O-Ringface,smoothfinish*,RTJorspiralface.*Standardto12,o-ringfaceover12(dependingonclass)SealsViton,Teflon,peroxidecuredBuna-N,EPDMetc.TEMPERATURENBR:-40to90C,FPM/Viton150C,PTFE-30to200CMetaltoMetalwilldohighertempupto350CFLOWSERVICESteamPTFE(onlyupto200C)FLOW Hot Water(Subjecttotemperature)Air, Oil, Water,NBR,Viton,Buna,PTFEAnyFLOW COEFFICIENT:(CV)ND 50 (2) 65 (2-1/2) 80 (3) 100 (4) 125 (5) 150 (6) 200 (8)Cv 42 73 107 329 646 747 1338Theflowcoefficient(Cv)istheflowofwaterinUSgallons/minpassingthroughavalvewitharesultingpressurelossof1PSISUPERCHECK - Check Valves - Wafer Style 39'