闸阀使用说明书 英文

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1、ML/JS24-2004WEDGEVALVEUSINGINDICATIONBOOK1/31.Usingandthespecificationofcharacter：ThevalveisthenormalwedgevalveofAPI6D,suitabletemperature-20℉~800℉,Suitablemedium:water、vapor、oilandothernoerosivelongpipage,usingforcuttingofforputtingthroughthefloatmedium:Thespecificationofcharacterfol

2、lowing：Pressurerating（300LB）Maximumtestpressure（psig）Shelltest1125Backsealtest815Sealtest815Tightnesstest80Mediumoperatingtemperature（℉）-20~100~150~200~250~800Maximumworkingpressure（psig）7207056756654102.Workingprincipleandstructureillustration2.1Thevalveisnormalwedgevalve,deviceforth

3、ehorizontalpipelinedependingonthetwirlofhandwheeltoopenorshutthewedge,cuttingofforputtingthroughthefloatmedium。2.2Facetofacedimensions:API6D,Endflangedimensions:ASMEB16.5。2.3RTJflangegasket:304SS+flexiblegraphite。2.4Basestructure:API6Dnormalwedgevalve。2.5Nominalsize：6"3．Mainpartmateri

4、al：PartnameMaterialBody、Bonnet、YokeWCBWedgeWCB+Cr13Stem1Cr13Seatring20#+802PackingFlexibleGraphiteRTJflangegasket304SS+FlexibleGraphiteStemnutA439-D2Bolt、NutA193-B7、A194-2HML/JS24-2004WEDGEVALVEUSINGINDICATIONBOOK2/34Thecoefficientofflowcheckingcomputationsforthevalve：NominalSizeDNCon

5、duitdiameterDFlowdampfactorξVolumeflowqVPressurelosing△PFlowfactorAVKVmmmm3/sPam3/hm3/h400.0380.500.00226810000.00226881.008500.0500.500.00392710000.003927140.250800.0760.400.0090738000.010144362.2801000.1000.200.0157084000.024836887.0171500.1500.100.0353432000.0790292822.4702000.2010

6、.080.0634621600.1586545666.2272500.2500.080.0981751600.2454378765.6053000.3000.070.1413721400.37783213493.9895Protecting、Maintaining、Installing&Adjusting、UsingandService5.1ProtectingandMaintaining5.1.1Thevalvemustbekeptinthedryandventilatedroom,andbothsidesprotectedbycoversalways。5.1.

7、2Thevalvemustbecheckedperiodically,eliminatethedirt,andputtheprotectedoiltothemachiningfaces。5.1.3Afterinstalling,thevalvemustbeexaminedandrepairedregularly。5.1.4Aftercheckingtheassemble,thevalvemustbetestedbysealpressureandrecordindetailtodelve。5.2Installing&Adjusting5.2.1Beforeassem

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