Inindustrialproduction,valvesserveaskeycomponentsforcontrollingtheflowoffluidmedia,andtheirperformanceisdirectlyrelatedtothesafetyandstabilityofthesystem.Therefore,thetestingprocessofvalvesisacritica......

Inthemanufacturingandproductionmanagementofvalves,theBillofMaterial(BOM)servesasthecoredatacarrierofproductstructureandplaysacrucialrole.BOMnotonlyrecordsalltheparts,rawmaterials,andtheirquantities,s......

Inthefieldsofoil,naturalgas,andotherindustries,thesafetyperformanceofvalvesiscrucial,especiallyunderextremeconditionssuchasfires.TheAPI607standard,officiallytitled‘FireTestforSoft-SeatedQuarter-TurnV......

Firstly,whenselectingpolymermaterials,itisnecessarytofullyconsidertheirperformancerequirements.Differentapplicationscenarioshavedifferentperformancerequirementsformaterials,suchasmechanicalstrength,t......

One,BasicClassificationofNon-NewtonianFluidsAccordingtodifferentrheologicalbehaviors,non-Newtonianfluidscanbemainlydividedintothefollowingcategories:1.Shearthinning(pseudoplastic)fluids:Theviscosityd......