Theslingisageneraltermforspreadersandrigging.Thespreaderreferstotherigidtake-updeviceforliftingoperations,includinghooks,liftingbeams,C-shapedspreaders,clamps,shackles,vacuumsuctionspreaders,andmagnetictools.Spreaders,etc.Rigging,alsoknownassling,referstothedisturbingcomponentsthatareattachedtothehoistingworkpiece,includingwireropeslings,chainrigging,andslingrigging. Theprocurementoftheslingsshallbesubmittedbythehoistingmachinerysafetymanagementpersonnelaftercollectingtherequirementsofeachusedepartment.Theslingsshallcarrytheproductqualitycertificationdocumentsandtheinstructionmanualswhenthewarehousewarehousingacceptance.Thefactory-madespreadersshallhaveatleastthetest.Thedocumentsandmaterialstobeverifiedshallhavedesigndrawingsandproductionrequirementswhennecessary.Thedocumentsanddocumentsofallslingsshallbearchivedandkeptbythesafetymanagementpersonnelofthehoistingmachinery.

2025

Sling sling main inspection content and standards

Slingsareoftenusedinsets,andmanydifferentitemsaregroupedtogetherforcommonuse.Theslingscontainmanyclassifications,suchaswireropes,shackles,chains,slings,andeyepanels.Everycomponentoftheslingneedstobeinspected.Thespecificinspectioncontentsandstandardsareasfollows: Wirerope:Thenewly-createdsteelwireropeshallbeinspectedforitscertificateoforiginandcertificateofconformity.Shipsandoffshoreinstallationsarerequiredtohaverelevantclassificationsocietyproductcertificatesorotherthird-partyinspectioncertificates,visualinspections,verificationtests.Thewireropeinuseshallbevisuallyinspected,verifiedortestedbytheinstrument. Shackle:Whetherthereisobviousdeformation,whetherthehorizontalpincanrotatefreely,whetherthereiscrackorEuropeanoperation,cross-sectionweardegree,rustandsoon.Periodicsurfacemagneticparticleinspectionortensiletestat1.25timestheoriginalcertificateorSWLonthebody. Hangingchain:Whetherthechainringisdeformed,thewearofeachpart,whethertherearecracksordents,theopeningsizeincreases,andthemagneticringflawdetectionisperformedonthechainring. Sling:whethertherearecuts,perforations,tearing;softening,aging,reductionofelasticity,etc.,whetherthesurfaceofthefiberisrough,whetherthereisdeadknot,looseness,corrosion,hotmelting,whetherthewarninglineisbare,andthetensiletestiscarriedoutregularly. Eyeplate:Itisnecessarytoregularlycheckthecertificateoforiginandtheinspectionofsurfacedeformation,wearorotherdamageaccordingtotherequirementsofAPIandLOLER.

2025

Requirements for sling repair and preventive maintenance

Dangerousworkduringhoistingoperations,hoistingmachineryusedinhoistingoperationsisalsoadangerousanddangerousspecialequipment.Accordingtostatistics,about73%ofhoistingmachineryaccidentsoccurintheuseofparts,about22.4%ofcraneaccidentsbecauseCausedbythefailureofthesling.Therefore,itisimportanttostrengthenthesafetymanagementoftheuseofslings,andalsotherequirementsforfaultrepairandpreventivemaintenance. Theoperatorshallcarryoutroutinemaintenanceoftheliftingmachineryinaccordancewiththerequirementsoftheoperatingprocedures,andfillinthe“WorkingRecordofHandlingandHandlingoftheCrane”onduty.Theoperatorshallalsocheckthecontentsoftherecordsfilledbytheformerstaffbeforetheoperation;theoperatorfindsthatthecraneisfaulty.Afterthat,filloutandsubmittherepairordertothemaintenancepersonnel;preventivemaintenanceoftheliftingequipmentshouldincludemonthlyinspectionandannualinspection. Theuseunitshallregulatetheuseoffactorycranesandslings.Atthesametime,itshouldbeclearlyrecognizedthatmanagementworkisfocusedonimplementationandimplementation,continuouslyimprovingthesafetyawarenessofoperators,correctingunsafebehaviorsandunsafeconditionsinliftingoperationsatalltimes,andmoreshouldbetheuseofliftingappliancesandslings.Thekeytosafetymanagement.

2019

Sling sling market status and prospects

Theslingistheauxiliarymaterialforproductionandconstruction,andthedevelopmentoftheslingmarketiscloselyrelatedtoeconomicdevelopment.BeforeNovember2008,duetotherapideconomicdevelopment,China'seconomyhasadvancedbyleapsandbounds.Therefore,China'sslingshavedevelopedveryrapidly,andbothexportsanddomesticsaleshavereachedthepeakofhistory. TheChineseslingmarkethasalwaysbeenacoexistenceofEuropeanandAmericancompaniesanddomesticprivateenterprises,andhigh,mediumandlowproducerscoexist.

2019

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