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Lifting Slings

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  • I~~Ir

    . WHY LIFT-ALL SLING WEBBING?

    . All of the slingwebbingcontainedin this catalogisrecommendedforgeneralpurposelifting.Militaryweb-bing,sometimesdesignatedas"Mil-Spec",hasnotbeendesignedfor,nordowerecommenditforgeneralliftingapplications.

    --

    What is the Difference?

    RefertoMil-SpecWebbingDiagram

    . Mil-Specwebbingdoesnothaveredcoreyarnwarn-ing system.

    . Mil-Specwebbingsupportstheentireloadwithex-posedsurfaceyarns.Lift-Allslingwebbinguses acombinationof internalprotectedyarnsandsurfaceyarns.

    . Damagetothesurfaceof Mil-Specwebbingcausesgreaterstrengthreductionofthewebbing.

    RefertoLift-AllSlingWebbing"Diagram

    . Slingwebbing,as shown,hasitssurfaceyarnscon-nectedfromsideto side,whichnotonlyprotectthecoreyarns,butpositionsallsurfaceandtensileyarnstoworktogethertosupporttheload.

    . Wear or damage to Sling Webbing face yarns causean immediatestrengthloss. This iswhySlingWeb-binghas redcore yarnsto visuallyrevealdamageandactas a basisforslingrejection.

    Web Slings

    ()

    Mil-SpecWebbing

    . Combinationbinder/surfaceyarns covereach side and carryvirtuallyallof the load.

    . Transversepickyarns inter-relatewithbinder/surfaceyarns.

    Lift-AllSlingWebbing

    n. Transverse pick yarns inter-relate with binder/surface yarns.. Woven surfaceyarns covereach sideand carrya portionof the load.

    . Stripof longitudinalcoreyarns bearsmajorityof load.

    . Binderyarns securethesurfaceyarns to webcoreyarns.

    . Red corewamingyarns.

    ~~ Read Definition on page 3ENVIRONMENTAL CONSIDERATIONS

    . Nylonandpolyesterareseriouslydegradedat tem-peraturesabove200F.

    . Prolongedexposureto ultravioletlightadverselyaf-fectsnylonandpolyester.Slingsbecomebleachedandstiffwhenexposedtosunlightorarcwelding.

    . Manychemicalshaveanadverseeffectonnylonandpolyester.SeeChemicalchart(thispage).

    ChemicalEnvironmentData

    Generalguideonly. Forspecifictemperature,concen-trationandtimefactors,pleaseconsultLift-Allpriortopurchasingoruse.

    14

    AcidsAlcohols-AldehydesStrong Alkalis

    Bleaching Agents

    Dry Cleaning SolventsEthers

    Halogenated Hydro-Carbons

    Hydro-Carbons-Ketones'C5iiS"Cru de

    Oils Lubricating

    Soap & DetergentsWater & Seawater

    Weak Alkalis .* Disintegrated by concentrated sulfuric acid.

    ** Degraded by strong alkalis at elevated temperatures.

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    . lQ] MMlJ II: I

    DEFINITION .asusedthroughoutthiscatalog,servestoalertuserstopotentiallyhazardoussitu- 'ationswhichoftenoccurintheuseoftheseproducts.Failureto read,understand

    IIandfollowtheaccompanyinginstructionson howtoavoidthesesituationscould .result in deathor serious injury.

    II

    Help

    ~

    HOW TO USE THIS CATALOG

    Ifthisis your firstventureintoslings wesuggestyouread "Help" pages 3 through 11 to learn about thedifferent types of slings and general safety rules.When you move on to the section containing yoursling type,specific informationregardingthattype islocatedthere.

    Ifyou knowthetypeof slingyou need, locatethesectionby lookingfor the colored page tab.

    Specific orderinginstructionsare shown in eachsectionof thecatalog.

    Note: All DimensionsandSpecificationsareSubjecttoChangeWithoutNotice.Hardwaredimensionsarenominalandmayvarydependingonsource.Ifdimensionsarecriticaltoyourapplication,pleasespecifyyourrequirements.

    INTRODUCING LIFT-ALL@

    CompanyProfile DisclaimerofWarrantiesandLimitationofLiability

    Startedin 1964,Lift-Allhasgrowntobethelargestslingmanufacturerin NorthAmerica.'Theover200employeeswork in eightmanufacturinglocationsaroundtheUnitedStates.Corporateheadquartersand the largestfacilityare locatedin Landisville,Pennsylvania.Manufacturingfacilitiesand ware-housesarestrategicallylocatedthroughouttheU.S.andCanada.SalesrepresentativescovertheentireU.S.,CanadaandMexico.

    Sellerwarrantsthatitsgoodsarefreeformdefectsinmaterialsandworkmanship.Accordingly,Seller'sliabilityis limitedto replacingwithoutchargeor refundingthepurchaseprice,or makingfairallowanceforanynon-compliancewithany specificationsor any defectsinmaterialsorworkmanshipinitsproductsexistingatthetimeof delivery.Sellerrequireswrittennoticeandthereturnof the productto establishanyclaim.SELLERMAKES NO OTHER WARRANTY OF ANY KINDWHATEVER, EXPRESS OR IMPLIED, AND ALLIMPLIED WARRANTIES OR MERCHANTABILITYORFITNESS FOR A PARTICULAR PURPOSE WHICHEXCEED THE ABOVE OBLIGATION ARE HEREBYDISCLAIMEDBY SELLERAND EXCLUDED.Sellerwillnotbeliableforanyconsequentialdamages,lossorexpensearisinginconnectionwiththeuseorinabilitywhatever,regardlessof whetherdamage,loss,orexpenseresultsfromanyactorfailuretoactbySeller,whethernegligentorwillful,orfromanyotherreason.

    Soundengineeringprinciples,anda seriouscon-cernforsafetyhavebeenthestandardbywhichinnovativeliftingproductshavebeenproducedbyLift-Allforover35 years.

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    () Throughoutthiscatalogtradenamesareshowninitalictype.All tradenamesarethepropertyof Lift-Allunlessspecificallyidentifiedbyfootnoteasthepropertyof anothercompany.

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    @2002 Lift-AllThis publicationmaynotbecopied,inanyform,withoutexpresswrittenpermissionfromLift-All.

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  • 1lQ] YMlJ HelpSAFETY IN LIFTING

    SafetyVideoAvailable ~"SafetyIn Lifting",a 22 minutevideois availablefromLift-All. Itcoversalltypesofslings:Web,Roundslings,WireHope,ChainandWireMesh.TheVideosuggeststhe besttypeof slingfor commonliftingapplications,showssafeliftingprocedures(inaccordancewithOSHAandASME830.9guidelines),theproperinspection,careandmaintenanceof thevariousslingtypes,andmore.Yourin-planttrainingandsafetyprogrammaybejustabiteasierwithsomehelpfromLift-All.

    SafetySeminar

    Lift-Allrepresentativesareavailabletopresenta"Safetyin Lifting"seminaratyourlocation,improvingyourem-ployeesknowledgeof slingsingeneralandansweringspecificquestionsaboutyourapplications.

    ()

    FordetailsabouttheVideoand/or"SafetyinLifting"Seminarscall:

    Lift-Allat 1-800-909-1964.

    SlingSafetyInspectionServices

    INSPECTION SERVICES

    OSHAandASME 830.9regulationsrequirethatallchainslingsreceivea thoroughinspectionat leastonceperyear by a competent person. You now have theopportunitytohavea thorough,documentedinspectionperformedby a factorytrainedLift-Allrepresentative.Chain,wirerope,web,roundslingsandmeshallcanbeinspectedinonesurveybya representativefromtheonlycompanythatmakesthemall ... Lift-All.Call 1-800-909-1964.

    n

    SLING SELECTIONWhich TypeofSlingShouldI Choose?- GeneralUseof DifferentTypesofSlings

    ~Chain Slings - Alloy chain slings combinesuperiorstrength,easeofhandlinganddurability.Thecombinationofheavyloads,elevatedworkingtempera-turesandsevereliftconditionsusuallydictatethatanalloychainslingbeused.Typicalchainslingapplica-tionsare foundin steelmills,foundries,and heavymachiningoperationsrequiringrepetitivelifts.

    Wire Rope Slings - The mostcommonand lowestcostpertonof liftof all slings.Used intheconstruc-tionindustryandotherindustrieswhereheavyloadsandruggedconditionsexist.

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  • Help[.QJ UftA .I

    PRODUCTS FOR BE IInER LIFTINGMesh Slings: Wireand Chain -Theseslingsexcelinliftingobjectsthatarehotorhavesharpedges,suchasbar stockor platesteel.Meshslingsgreatlyenhanceloadbalancingdueto theirwideloadbearingsurface.Machineshopsand steelwarehousestypicallyhavegoodapplicationsformeshslings.

    SyntheticSlings- BothWeb Slingsand Roundslingsareusedwhereloadsmustbeprotectedfromdamage.The liftweightandflexibilityof syntheticslingsreducefatigueandstrainon riggers.TuflexRoundslings,withtheircolorcodedcapacities,and ease of use and in-spection,arerapidlygaininginpopularity.

    Lift-AllPromotesUserSafety

    Why Lift-All?Lift-All SavesYou Time

    . SafetySeminarsandSlingInspectionsareavailableto all sling users.

    . Lift-Allqualityassuranceproceduresproducecon-sistentlysuperior products.

    . Warning,inspectionandoperatingpracticesinforma-tionis suppliedwitheveryorder.

    . By manufacturingall types of slings, Lift-Allwill,withoutprejudice,recommendthebestslingfortheapplication.

    . Traceabilityofallslingsthroughserialnumbers.

    . Lift-Allis theonlysourcethatcanmanufactureallofyourslingneeds.

    . Ourengineeringstaffcandesigntheslingsor liftingdevicesneededforspecialliftingapplications.

    . Local manufacturingand warehousingfromeightU.S. and two Canadianlocationsassures promptdelivery.

    . Lift-Alltraineddistributorsarewellqualifiedtoassisttheuserinslingselectionandapplicationdecisions.

    Lift-AllSavesYouMoney

    . Ourcombinationof uncompromisingproductquality,serviceandtechnologymakesLift-Allyourbestchoicein longtermvalue.

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    GENERAL OSHA AND MANUFACTURER REQUIREMENTS FOR ALL SLINGS

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    ~ ReadDefinitionon page3n

    Safe OperatingPractices

    . Inspectslingspriorto each useand do notuse ifdamaged.(Seespecificslingtypeforinspectioncri-teria.)

    . Slingsshallnotbe loadedin excessof theirratedcapacities.Ratedcapacities(WorkingLoadLimits)mustbeshownbymarkingsortagsattachedtoallslings.

    ~

    . Angle of liftmustbeconsideredin all lifts.See page10.

    . Slingsshallbepaddedorprotectedfromthesharpedgesof theirloads.

    6

    . Loadsmustbe riggedtopreventslippage.

    . Slingsshallbesecurelyattachedtotheirloads

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    . Liftmustbe stablewithrespectto thecenterof gravity- balanced.

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    t.QJ UttAr IPRODUCTS FOR BETTER LlFTI~Help

    GENERAL OSHA AND MANUFACTURER REQUIREMENTS FOR ALL SLINGS

    . Donotpointloadhooks-centerloadinbaseofhook.

    RightWay

    ~ ReadDefinitiononpage3~

    . Suspendedloadsshallbe keptclearof allobstruc-tions.

    . All personsshallbe keptclearof loadsto be lifted,andsuspendedload.

    . Handsandfingersshallnotbe placedbetweenthesling and load whilethe sling is beingtightenedaroundtheload.Afterlifting,theloadshouldnotbepushedor guidedby employeeshandsdirectlyontheload.Ropesor"taglines"shouldbeattachedforthispurpose.

    Wrong Way

    RightWay

    . Donotshockload.Jerkingtheloadcouldoverloadtheslingandcauseittofail.

    7

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  • 1lQ] ~I' HelpGENERAL OSHA AND MANUFACTURER REQUIREMENTS FOR ALL SLINGS

    . A slingshallnotbepulledfromundera loadwhentheloadis restingon thesling.Beforea loadis lifted,aplaceshouldbepreparedwhereit istobeputdown.Lumbercan be usedto allowspaceto removetheslingandpreventshiftingof theload.

    RightWay

    . Temperatureandchemicalenvironmentmustbeconsidered(seespecificslingtypesfordata).

    ~ In). Slingsshallnotbe

    shortenedwithknots,bolts,or makeshiftdevices.

    8

    nRead Definition on page 3

    . Sling legs shall not bekinkedortwisted.

    . Slingsshallnotbedraggedonfloor.

    n

    . Slingsshallbestoredincool,dark,dryareas,preferablyon racks.

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    Help t.Q] UttAr mPRODUCTS FOR BETTER LlFTI~INSPECTION

    ~ ReadDefinitionon page3DailyInspection

    Each day beforeusing,the sling,all fasteningsandattachmentsshallbe inspectedfordamageor defectsbyacompetentpersondesignatedbytheemployer.Ad-ditionalinspectionsshallbeperformedpriortoeachusewheresevereconditionswarrant.Damagedor defec-tiveslingsshallbe immediatelyremovedfromservice.

    Periodic Inspection

    OSHA specifiesthatalloysteelchainslingsshallhaveathoroughperiodicinspectionbya competentpersonatleastonceevery12 months.Lift-Allrecommendsthatall slingshavea thoroughinspectionby a competentpersonat leastonceevery12 months.These inspec-tionsmustbe recordedand maintainedfor each indi-vidual sling. See the following pages for specific

    inspectionrecommendations:Web Slings: 15, Tuf/exRoundslings:37,WireRopeSlings:53,LiftAlloyChainSlings:74, RoughneckMesh Slings:88 & 90, LiftingBeamsandCustomDevices:96.The warningsheetsthataccompanyeachordermustbe readand under-stoodbyallslingusers.See slingabuseillustrationsintheirrespectivesectionofthiscatalog.

    In someinstances,it is possibleto repairslings,prooftestandreturnthemtoservice.Damagedcomponentsand sectionsof chainor wiremeshcan be replaced.Hooks, linksand othercomponentsthatare in goodconditioncanbesalvagedfromadamagedweborroundsling,rewebbed,prooftestedbyLift-Allandreturnedtoservice.

    Repair

    Lift-Allstronglyadvises thatdamagedslings be repairedonly by the manufacturer.

    ~ ReadDefinitionon page3PHYSICAL FACTORS

    Physical FactorsAffectingStrengthof Slings

    Yourcareintheuseandhandling,willprolongslinglifesignificantly.The followingphysicalfactorsshouldbeconsideredwhenusinganyof theslingsinthiscatalog:

    1. Cuttingofsyntheticslings,NickingorGougingofsteelslings.Probablythenumberonecauseofslingfailure.Usuallycausedbyasharporsmalldiameterloadedgeagainstthe sling. It can be preventedwith properpadding.

    2. ImproperLoading- ShockLoading,unbalancedloading,overloadingandinadequateconsiderationfortheeffectofanglefactorscan adverselyaffectsafety.Makesuretheloadweightiswithintheratedcapacityofthesling(s)beingusedforbothtypeofhitchandangleof lift.See"EffectofAngleofLift"diagramsonpage10.

    3. Temperature- Avoidloadsandenvironmentswheretemperaturesexceedthe limitsof the slingsbeingused.All slingscanbe damagedbyexcessiveheat.See Web Slingspage14, Tuf/exRoundslingspage37, Wire Rope Slings page 53, RoughneckMeshSlingspage88&90,Lift-AlloyChainSlingspage76.

    4. Punctures & Abrasions seriously degrade slingstrength.Roughloadsurfacesanddraggingslingsonthegroundwilldamageallslings,steelor synthetic.Useproperpaddingbetweenslingsandroughloads.Neverdragslingsongroundorconcretefloors.

    5. ForeignMatter- Materialsuch as metalchipsand

    heavygritcandamagewebslings,bothinternallyandexternally.Both syntheticand steel slingscan bedamagedby weldspatterand heatfroma weldingtorch.Avoidcontactwithforeignmatterwheneverpossible.

    6. UltravioletLight- NylonandpolyesterwebslingsareadverselyaffectedbyprolongedexposuretoUV light,i.e. sunlightor arc welding.Inspectand removeifslingsappearbleachedandstiff.Storeslingsproperlywhennotinuse(seeNo.7 below).

    7. ImproperStorage- Even in storage,syntheticandsteel slings can degradeif not kept in clean, dryconditions.Lift-Allrecommendshangingslingsonarack.Web slingshouldbe storedin a darkareatoavoidunnecessarysunlight/UVdegradation.

    8. ChemicalEnvironment- Slingsexposedto certainchemicalsorthevaporsofthesechemicalscanlosesomeor allof theirstrength.Whenusingslingsinachemicalenvironment,contactLift-Alltoassureslingcompatibility.See the followingpagesfor specificinformation:WebSlings:14,Tuf/exRoundslings:37,Wire Rope Slings:53, Lift-AlloyChain Slings:76,RoughneckMeshSlings:88&90.

    9

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    lO]YMlf Help

    IA-~ ReadDefinitiononpage3EffectofAngleof LiftonaSling'sRatedCapacity nUsingslingsatananglecanbecomedeadlyifthatangleis nottakenintoconsiderationwhenselectingtheslingtobeused.Thetensiononeachlegoftheslingis increasedas theangleof lift,fromhorizontal,decreases.It is mostdesirablefora slingtohavea largerangleof lift,approaching90.Liftswithanglesof lessthan30fromhorizontalarenotrecommended.Ifyoucanmeasuretheangleof liftor thelengthandheightof theslingas rigged,youcandeterminetheproperlyratedslingforyourlift.

    Whatwouldbetheratingofeachslingriggedatthisangle?

    1. CalculatetheReductionFactor[RF].

    a. Using the angle from horizontal,readacrosstheAngleChartto thecorresponding number of theReductionFactorcolumn.

    -OR-b. Divide sling height*[H] by sling

    length*[L].

    2. ReductionFactor [RF] x the sling'sratedcapacityfor the typehitchthatwillbeused=Sling'sReducedRating.

    * Measuredfroma commonhorizontalplanetothe hoistinghook.

    ReducedCapacity

    Example:VerticalChoker ratingofeachsling=6,000Ibs.MeasuredLength(L) =6 ft.MeasuredHeight(H) =4 ft.ReductionFactor(RF) =4 (H)+6 (L) =.667Reducedslingratinginthisconfiguration=.667(RF) x 6,000Ibs.=4,000 Ibs.of liftingcapacitypersling

    10

    Whatcapacityslingdo I need?

    1. Determinetheweightthattheslingwillbe lifting[LW].

    2. CalculatetheTensionFactor[TF].

    a. Usingthe anglefromhorizontal,readacrosstheanglecharttothecorrespondingnumberofTensionFactorcolumn.

    -OR-b. Dividesling length*[L] by sling

    height*[H].

    Choker Hitch VerticalHitch

    ( @

    VerticalBasketHitch

    AnglefromHorizontal

    \ 903. LiftingWeight[LW] x the Tension"

    Factor[TF]=MinimumSlingRatingforthetypeofhitchthatwillbeused.

    , * Measuredfroma commonhorizontalplaneto thehoistinghook.

    Effect of Angle ChartIncreasingTension

    LW =500 Ibs.

    Example:Load weight = 1,000 Ibs.

    Rigging - 2 slings in vertical hitch

    Lifting Weight (LW) per sling = 500 100.

    Measured Length (L) = 10ft.

    Measured Height (H) = 5 ft.

    Tension Factor (TF) = 10 (L) + 5 (H) = 2.0

    Minimum Vertical Rated Capacity required

    for this lift= 500 (LW) x 2.0 (TF) =1000 100.persling

    Sling capacity decreases as the anglefrom horizontaldecreases. Sling anglesof less than 30' are not recommended.

    /)

    Reduction Angle TensionFactor From Factor(RF) Horizontal (TF)1.000 90 1.0000.996 85 1.0040.985 80 1.0150.966 75 1.0350.940 70 1.0640.906 65 1.1040.866 60 1.1550.819 55 1.2210.766 50 1.3050.707 45 1.4140.643 40 1.5550.574 35 1.7420.500 30 2.000

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    [QJ UttAr .PRODUCTS FOR IBETTER LIFTING

    LiftEvaluationandOperatingPractices

    ~~ Read Definition on page 3

    ImportantConsiderations- Beforebuyingorusingasling,knowas muchas possibleabouttheliftyouwillmaketominimizethepotentialdangerstopersonnel,productandproperty.All ofthefollowingitemsshouldbeevaluated.

    Environment

    . Craneandloadfoundation

    . Obstructioninpathoftravelandforheadheight

    . Powerlinesorotherhazards

    . Chemicalconditions

    . Temperatureof loadandsurroundings

    . Locationof people- awayfromdanger

    . InspectallequipmentLoad

    . Weightof load

    . Centerofgravity(drainliquids)

    . Pick-uppointintegrity,includinglocationandnumber

    . Edgesthatmaydamagesling

    . Abrasiveareasthatmaydamageqling

    . Secureor removelooseparts

    . Structural integrity(bendingand crushing)

    Rigging

    . Type of sling required,includingnumberof legs

    . Typeofhitchrequired

    . Balanceof loadandstability,includingflexing

    . Preventionof loadshiftandmovementagainstsling

    . Angleof lift

    . Taglineandspotterrequirements

    . Plan and procedures

    See page118forourLiftingApplicationWorksheet.

    Choker HitchAngles

    Read Definition on page 3

    Whenliftingandturninga loadusingachokerhitch,itis notuncommontobendthebodyof theslingaroundthechokerloopandhavea severebendoccuraroundthebodyatthispoint.

    Forchokeranglesof 1200or less,thechokerratingmustbereducedbymultiplyingthecorrespondingfactortimestheslingsstandardchokerrating.

    Over1200900- 12060 - 8930 - 590 - 29

    Sling capacity decreases as choke angle decreases.

    Effectof AnchorShackle Pin orCraneHookon Sling Eye

    Read Definition on page 3

    Damageto slings can occur if thewrongsize pin or hookis used.The widthof thepinor hookshouldneverexceedthe natural inside widthof the eye.

    The eyedimensionfor eachtypeandsize of slingareshowninthecapacitytablesofthiscatalog.Ifyourpinorhookis large,requestanoversizedeyeforthesling.

    Lift-Allis dedicatedto manufacturinganddevelopingproductsfor materialhandlingthatmeetor exceedcurrentindustryandgovernmentrequirements(OSHAandASME B30.9).Ultimately,thelifeandstrengthof anyslingdependsonthosewhoinspect,useandmaintainit.

    The ASME B30.9 Sling Safety Standard can be obtained from:ASME Order Department22 Law Drive Fairfield, NJ 07007-2300Phone: 201-882-1167

    OccupationalSafetyand HealthAdministration(OSHA) "IndustrialSlings"Regulationsare publishedbythe Officeof the Federal Register,NationalArchives and RecordsAdministration- Part 29 1910.184.

    11

  • Web Sli ngs

    n INSPECTION CRITERIA~ ReadDefinitionon page3InspectionCriteriaforSyntheticWebSlingsRefertoillustrationsofdamagedwebbing

    Removefromserviceifanyof thefollowingisvisible:

    . Capacitytagis missingor illegible

    . Redcorewarningyarnsarevisible

    . Slingshowssignsof melting,charringor chemicaldamage

    . End fittingsare excessivelypitted,corroded,dis-torted,crackedorbroken

    . Cutsonthefaceor edgeofwebbing

    . Holes,tears,snagsorcrushedweb

    . Signsofexcessiveabrasivewear

    . Brokenorwornthreadsinthestitchpatterns

    n. Anyothervisibledamagewhichcausesdoubtas to

    itsstrength

    Red Core Yarns - warnof dangerousslingdamage.AllLift-AI/WebSlingsshowninthissectionofthecata-loghavethiswarningfeature.Whenrepyarnsarevis-ible, the sling should be removed 'from serviceimmediately.Theredcoreyarnsbecomeexposedwhentheslingsurfaceis cutorwornthroughthewovenfaceyarns.For otherinspectioncriteriasee OSHA/Manu-facturerregulationsonpages6 through11.

    Examplesof Web Sling Abuse

    Most of the damage shown here would causeimmediatecatastrophicfailureof thesling. Notall ofthedamageyouwillseewillbethisobviousorextreme,butstillrequiresremovalfromuse.

    ~Elasticity- The stretchcharacteristicsof webslingsdependsonthetypeofyarnandthewebfinish. Approximatestretchat RATED SLINGCAPACITY is:

    0Treated

    Untreated 3%

    Treated

    Untreated

    10% 7%

    6%

    Prior to slingselectionand use, reviewandunderstandthe"Help"section.

    .I"r0'UftAING

    I~ PRODUCTS FOR B

    .

    .HeatDamage

    . Cuts

    15

  • I: lQJ ~I'HardwareSlingsWeb Slings

    nSTANDARD WEB SLING TYPESUnilinkand Web-Trap hardwarecan helpto extendslinglife by protectingthe webbing from abrasion on roughcrane hooks. Hardware can often be reused, loweringsling replacementcosts.

    TypeU (UU) - Has the preferredand economicalUnilinkfittingon each end for use ina vertical,choker or baskethitch. Unilinks allow choking from either end to savetime and vary wear points. See page 18.

    Type 1 (TC) -Has a Web-Traptriangleand chokerfittingon eitherend. Typical use is ina choker hitch. Can alsobe used in verticaland basket hitches.

    Type 2 (TT) - Has a Web-Traptriangleon eachend.Normallyusedina baskethitch,butcanalsobeusedina verticalhitch.Theycannotbeusedas a choker.

    EyeType

    Type3 (EE) - FlatEyeslingsareverypopularandcanbeusedinallthreetypesofhitches.Theyareeasiertoremovefrombeneaththeloadthanslingtypes,1,2 and4. Unlesstype4 isrequested,type3willbesuppliedasthestandardEE sling.

    Type4 (EE) - TwistedEye slingsaresimilartoType3excepttheeyesareturned90toforma betterchokerhitch. The eyesof a Type4 nestbetteron thecranehook.

    Endless Type

    Type5 (EN) - Endless slings are versatileand the mosteconomicallypriced. They can be used inallthreetypesof hitches. The sling can be rotatedto minimizewear.The sling legs can be spreadfor improvedloadbalance.

    ReverseEyeType

    Type6(RE)-Anendlessslingwithbuttededgessewntogethertodoubletheslingwidth.Theyhavereinforcedeyesandwearpadson bothsidesof bodyandeyes.The resultis anextremelystronganddurablesling.

    ~Lift-AllWebSelector- QuickComparisons

    Type6

    ..3/'6"

    '/8"

    RelativeStrengthlWidth

    FactorA100%

    75%

    Price/StrengthFactor BType of Webbing

    Thickness

    3/'6" 100%

    5/'6"

    3/'6"

    125%

    62.5%

    Advantages

    100%

    105%Webmasterwebs are the industrystandard.

    Wider bearing surface per capacity.

    Tuff-Edge fights edge abrasion and cutting - the #1 causeof web sling damage. Up to 30% better against cuts.

    Dura-Web lasts 25% longer against surface abrasion.

    Wider bearing surface per capacity. n105%

    114%

    137%

    h factor. This column compares the strength of the various webs to Webmaster 1600 in the same widths.comparison. This column compares the relativecost per capacity of the various webs to Webmaster 1600 using aling.

    1600Webmaster

    1200

    Tuff-Edge

    2000Dura-Web 1000

    FACTORA - RelativestrengtFACTOR B - PricetostrengU

    2"x 10'Type3

    16

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    Web Slings

    TaperingEyes

    As a standardpractice,theeyes,or bearingpoints,ofslingtypes3and4aretaperedtoaccommodateacranehookon slingsthatare3"andwider. Untaperedeyesareavailableuponrequest.Type5 (Endless)slingsareNOTtaperedunlessspecifiedonorder.Dura-Web2000slingsarenottaperedinanywidth.

    rrO'~NGI

    ~ PRODUCTS

    .

    DefinitionofWebSlingOrderCode

    HOW TO ORDEREE

    TSlingType(TwoLetters)UU - TypeU - UnilinkoneachendTC - Type1- Triangle&ChokerTT - Type2 - TriangleoneachendEE - Type3 - Eye& Eye

    (Flateyeis standard)Type4 - Eye& Eye

    (TwistedEyeoption)WL -Wide LiftSH - StoneHandling

    Numberof Plies (OneDigit)1, 2,3 or4

    Web Class - (One or Two Digits)2 - Dura-Web20001- Dura-Web10008 - Webmaster160.0or Tuff-Edge6 - Webmaster1200'SH - StoneHandling

    1 - 8 01

    Note:1.Lift-Allmanufacturesslingstoa toleranceof :t2% foroneandtwoplyslings.

    Toleranceforthreeandfourplyslingsis :t4%. Specifymatchedlengthsifrequired and call local plant for special requirements.

    2. To order Bridle Slings see page 28.

    T X 12-

    LL Sling Length

    Useactualpulltopulllength(Reach)infeet.'

    Web MaterialFor Tuff-Edgepolyesterwebbingaddletter"T".Forotherpolyesterwebbingaddletter"0".

    Sling Width in inches(TwoDigits)

    Anti-AbrasionTreatment

    Lift-Allrecommendsthatweb slingsbe manufacturedfromabrasionresistantlatextreatedwebbing:

    Treatmentis standardonbothnylonandpolyesterwebslings.

    Natural,untreatedwebbingis availableuponrequest.

    Note:Heavydutytreatmentsareavailableasasupple-mentalprocessforgreaterprotection.

    Tuff-TagandWarningSheet

    OSHA requiresallwebslingstoshowratedcapacitiesandtypeofmaterial.TheLift-AllTuff-Tagis madefromanabrasionresistantpolymerthatwillremainlegiblefarlongerthananyleatherorvinyltags. Infact,a Tuff-Tagwillconsistentlyoutlasttheusefullifeofa sling.

    A WarningSheetis includedwitheverywebslingorderfromLift-All.Thesheetlistsinspectioninformationandoperatingpracticesapplyingtosyntheticwebslings.

    17

    (QW length @e , LengthI 9r - Length

    .

    I Alwaysmeasuresling pull to pullwhen flat; !

  • I~~Ir

    . WEBSLINGHARDWARESteel Un/linkWeb Sling HardwareCombinationTriangleand Choker FittingU.S. PatentNo.4789193

    Web Slings

    f)

    . Zincdichromateplatedfor longerlife

    Thisforged,highcarbonsteelfitting,functionsas botha triangleandchoker.

    Features, Advantagesand Benefits

    Promotes Safety

    . Forgedsteelforstrengthandreliability

    . Smoothroundedprofilehelpsprotectsling,workerandload

    SavesMoney

    . Maybe rewebbedto reducecost

    . Unilinkscostlessthantriangle/chokercombinations

    SavesTime n. LargeCranehookopening- speedsrigging

    . PositiveWeb-Trapcapture- noneedtostopandrepositionweb

    ForgedAluminumTrianglesand Chokers. Functionsbothas a triangleanda choker

    - chokewitheitherend ~ Read Definition on page 3

    ..UnilinkCodesAnd Specifications

    Aluminumis severelydegraded by alkali,causticenvironments,acids and salt water.

    T 'L

    AluminumTrianglesandChokersare availablebutmayonlybe usedwithsingleplywebslingswithinthe ratedcapacitiesshownin thetable.They shouldnotbe usedwithDura-Web2000webbing.

    L

    Dimensiorfs(in.)

    D H

    2 "/'63 7/84 1

    Forged from aircraft aluminum, this tough alloyis stronger than mild steel. Aluminum has theadvantages of being light weight, non-sparkingand does not rust.

    CodeThick

    2

    3

    4

    SU2

    SU3

    SU4

    3 "/'6

    5 '/'66 3/'6

    9/'6

    5/8

    3/.

    1.1

    2.4

    4.0Note: Aluminumtrianglesand chokers DO NOToffer the advantages of the Web-Trap feature.Aluminum fittings are not as durable and costmore than steel.

    ()Avoid contact of hardware with load edges.Unilink has the same rated capacities as TT or TC slings.

    18

  • nn

    ~

    n

    Web Slings

    lQj YMlf IWEB SLING HARDWAREWeb-TrapSteelSling Hardware-Trianglesand ChokersA significantimprovementintriangleandchokerdesign- featuringpositivewebcapture.Webbingcanslipto thesideof ordinaryfittings,notwith Web-Trap.Thesefittingsfeaturealloysteelfor lighterslingweightand a zincdichromateplatingto inhibitrust.

    Webbing can slip withordinary fittings.

    Alloy Steel-For One Or Two Ply Slings

    -1-;1-Web- Trap preventssideshift.

    Alloy Steel -For One Ply Slings

    Alloy Steel- For Two Ply Slings

    * Unlink is standard fitting- Triangle and chokers available on special order only.

    19

    Web-TrapTriangles Web-TrapChokers

    .Weighf" "," fin.'Web Code Dirnensions(inn Weight

    Width L D T H L A D T H (lbs.)


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