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Valve selection for hydrometallurgical applications ValvesforminingThisarticlefocusesonhydrometallurgicalapplicationsinmining.Sincetheirinvention,knifegatevalves(KGVs)havebeenusedinmanyservicesspanninggeneralandsevereservice.Trialanderrorhasproducednewdesignsandoptionsforolddesigns.TheindustryneedstobecautiousbecauseonemustbefamiliarwithseveralKGVdesignssinceeachhasitsownperformanceattributesandisbestsuitedforparticularapplications.ACGISpaperidentifiedfivedistincttypesofKGVs.Modernversionshavepushedtheoperatingenvelopefromlow-pressure,150-psig(10-Bar)generalpurposevalvesuptoandincludingASMEClass600(1440-psig,100-Bar)severeserviceslurryisolationandcontrolvalves.
2019-06-27
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