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1、SteelFittingsIntroductionMaterialsresultinginacoatingof.0002"thick,yetPetroleumorMineralOilBasedprovidingfullprotectionagainstelectro-AllWeatherheadFittingsareavailableHydraulicFluids–aregoodgenerallyticaction,threadseizureorcorrosiveinavarietyofalloysonspecialorder.purposefluidsavailab
2、leinafullrangeactionofhydraulicfluids.ofviscosityspecifiedasSAE10,20,30,CarbonSteelFittings–areprecisionThelubricityoftherust-proofsolventetc.Thesefluidsarenotfireresistant,machinedfromAISI12L14carbonfilmmeasurablyreducestheamountofmakingthemunsuitableforusewheresteel.Shapedfittingssuch
3、aselbowstorquerequiredtomakeleak-proofcon-thereisapotentialsourceofignition.andteeswitha“C”prefixaremadefromnections.ALLWeatherhead?fittingsandO-ringshigh-densityforgings.Shapedfittingswitha“TF”prefixarebrazed.StraightZincPlated–Weatherhead?fittingsarecanbeusedwiththesefluids.fittingsar
4、efrombarstock.givenanelectrolyticcoating.0002"thickStraightSyntheticHydraulicFluids–minimum.isageneraltermappliedtosuchprod-StainlessSteelFittings–aremadefromtype316stainless.StandardStainlessSteel–fittingsaresupplieductsasPydraul,Lindol,Cellulubes90,Ermeto?flarelesssleevesaremadewithna
5、turalsurfacefinishexcepttube150,180,220,etc.usedwherefirehaz-from17-4PHprecipitationhardenednutswhicharecoatedwithabondedardsarehigh.Weathercote?finishfit-stainless.dry-filmlubricant(black)toreducetingsarerecommendedforthistypeassemblytorqueandpreventgallingoffluid.O-ringsMUSTbemadeofao
6、fthreads.AllWeatherhead?Stainless“Butyl”compound,ortheywill“swell”FinishesSteelFittingsarepassivatedtoremovewhencontactedbysyntheticfluids.microscopicforeignparticlesfromtheWater-BasedHydraulicFluids–surfaceofstainlesssteelasrequired.consistgenerallyofamixtureofwaterProcessalsoleavesafi
7、lmofcorrosionandpoly-glycols.Theyarenon-flamma-protection.bleandservethesamepurposeastheHydraulicFluidssynthetictypes.OnlyWeathercote?Weathercote?–isanexclusivefinishfittingsarerecommendedforWeatherhead?trademarkforapro-Modernhydraulicsystemsinusetodaythistypeoffluid.Zincplatef
