Goodyear Rubber Products

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4300Catalog                                                                                                      Appendix
Glossary
Fitting: A connector or closure for fluid power lines and  Handy Flux: Handy Flux is a trademark of the Handy &
passages.                                                      HarmanCompany.
Flare Test: A test applied to tubing, involving a tapered  Hardening:Increasingthehardnessofamaterialbysuitable
expansion over a cone, in order to verify tube ductility and  treatment,usuallyinvolvingheatingandrapidcooling.
resistancetocrackingduringflaringoperation.
                                                                 Hardness:Resistanceofamaterialtoscratching,abrasion,
Flaring:Forminganoutwardacute-angleflangeonatubular  cuttingordeformation.
part.
                                                                 Head,Pressure:Thepressureduetotheheightofacolumn
FlashPoint:Thetemperaturetowhichaliquidmustbeheated  orbodyoffluid.
toformamixturewithairthatcanbeignitedmomentarilybya
                                                                 Heading:SeeCOLDHEADING.
flame.
                                                                 HotFinishing/HotForming:Adeformationoperationperformed
Flow:Movementoffluidgeneratedbypressuredifferences.
                                                                 at elevated temperature, usually above the recrystallization
Flow,Laminar:Aflowsituationinwhichfluidmovesinparallel  temperatureofthemetal.
laminaorstreamlinedlayers.
                                                                 HydraulicPower:Powerderivedfromflowrateandpressure
FlowLines:Afiberpattern,frequentlyobservedinwrought  differentialofthefluid.
metal,whichindicatesthemannerinwhichthemetalflowed
                                                                 Hydraulics:Engineeringsciencepertainingtoliquidpressure
duringforming.
                                                                 andflow.
Flow Rate:The volume, mass or weight of a fluid passing
                                                                 HydrogenEmbrittlement:Aconditionoflowductilityinmetals
throughanyconductorperunitoftime.
                                                                 resultingfromtheabsorptionofhydrogen.
Flow,Turbulent:A flowsituationinwhichthe fluidparticles
                                                                 Hydropneumatics: Engineering science pertaining to the
moveinarandomfluctuationmanner.Thisisgenerallycaused
                                                                 combinationofhydraulicandpneumaticfluidpower.
bytoohighfluidvelocity.
                                                                 ImpactTest:Asingleblowtodeterminethebehaviorofmate-
FluidFriction:Frictionduetotheviscosityofthefluid.
                                                                 rialswhensubjectedtohighratesofloading,usuallysudden
FluidPowerSystem:Asystemthattransmitsandcontrols  andinthebending,tensionortorsionmode.CharpyorIzod
powerthroughtheuseofapressurizedfluidwithinanenclosed  testsaretypicallyusedtomeasurematerials'impactenergy
circuit.                                                       characteristics.
FluorocarbonRubber:Anelastomericmaterialwhichisexten-     Inclusions:Nonmetallicmaterialsinsolidmetallicmatrix.
sivelyusedforO-ring.Fluorocarbon(Viton)isrecommended
                                                                 IntergranularCorrosion:Apreferentialcorrosiveattackatthe
forhighertemperaturesthannitrile(BunaN)material.
                                                                 grainboundariesofametal.
Flux:Inbrazing,cutting,solderingorwelding,materialusedto
                                                                 LB2000:RegisteredTrademarkofITW.
dissolveorfacilitatetheremovalofoxidesandotherundesir-
ablesubstances.
                                                                 Lubricant:Anysubstanceusedtoreducefrictionbetweentwo
                                                                 surfaceswhichareincontact.
Folds:Defectsinmetals,usuallyonornearthesurfacecaused
bycontinuedfabricationofoverlappingsurfaces.
                                                                 MPG2:RegisteredTrademarkofDuboisChemicalInc.
Forgeabiltiy: Term used to describe the relative ability of
                                                                 Machinability:Therelativeeaseofmachiningametal.
materialstodeformwithoutrupture.
                                                                 Machining:Removingmaterial,intheformofchips,fromwork,
Forging:Plasticallydeformingmetal,usuallyhot,intodesired
                                                                 usuallythroughtheuseofamachine.
shapeswithcompressiveforce,withorwithoutdies.
                                                                 Malleability:Thecharacteristicofmetalsthatpermitsplastic
ForgingDie:Aforgingwhoseshapeisdeterminedbyimpres-
                                                                 deformationincompressionwithoutrupture.
sionsinspeciallyprepareddies.
                                                                 Mandrel:(1)Ametalbararoundwhichothermetalmaybecast
FreeMachining:Denotesthemachiningcharacteristicsofan
                                                                 bent,formed,orshaped.(2)Arodusedtoretainthecavityin
alloytowhichoneormoreingredientshavebeenintroducedto
                                                                 hollowmetalproductsduringworking.
producesmallbrokenchips,lowerpowerconsumption,better
surfacefinishandlongertoollife.                            Mechanical Properties: The properties of a material that
                                                                 revealitselasticandinelasticbehaviorundertheapplication
Galling:Localizedweldingonmatingsurfacesofmetalparts
                                                                 offorce,thusindicatingthematerial'ssuitabilityformechanical
causedfromexcessivefrictiondevelopedduringtherubbing
                                                                 applications.Examplesofsuchpropertiesare:tensilestrength,
actionthatoccursduringassembly.
                                                                 elongation,modulusofelasticity,yieldstrength,reductionin
                                                                 areaandfatiguelimit.
GalvanicCorrosion:Corrosionresultingfromtheplacingoftwo
dissimilarmetalsindirectcontactwitheachotherthenexposing
                                                                 Microhardness:Thehardnessofmicroscopicareasorofthe
themtoanincompatiblefluidoratmosphere.
                                                                 individualmicroconstituentsinametal.
Hammer, Liquid: Pressure and depression waves created
                                                                 Microstructure:Thestructureofpolishedandetchedmetals
byrelativelyrapid flowchangesandtransmittedthroughthe
                                                                 asrevealedbyamicroscopeatamagnificationgreaterthan
system.
                                                                 tendiameters.
                                                              V18                               ParkerHannifinCorporation
                                                                                                TubeFittingsDivision
                                                                                                Columbus,Ohio
                                                                                                http://www.parker.com/tfd

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CALL TOLL FREE IN THE USA 1-866-711-4673

INTERNATIONAL SALES CALL +1-727-342-5086 WE SHIP WORLDWIDE

CALL TOLL FREE
IN THE USA
1-866-711-4673

INTERNATIONAL SALES CALL
+1-727-342-5086
WE SHIP WORLDWIDE