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1、hoistCraneHavematerialtocarrytheimportantcomponentishavingbecomehumanbeingindustry,thehistorybeingmorethanfivethousandyearsawayfromnowalready.Degreeriseexpanding,automatingwithproducingscale's,asimportantmaterialflittingequipmentcraneapplicationismoreandmorebroa
2、dinmodernizedprocedureofproduction,theeffectisbiggerandbigger,therequesttothecraneisalsomoreandmorehigher.Thecraneisexperiencinggiganticonetransforming.Sincecommercialrunscaleceaselessnessexpands,theefficacyimprovesgradually,increasebygraduallyaswellasmateriallo
3、adsandunloadsthewhatcosttakesupproportioncarryinginproductprocedureofproduction,urgelarge-scaleorhigh-speedcraneneedamountstoincreasebyunceasingly.Andbatchofweightisbiggerandbigger,theoperatingrateismoreandmorehigh,bringforwardhigherrequesttoenergyconsumptionand
4、reliability.Thecranealreadybecomesimportantlinkinautomaticproductiontechnologicalprocess.Thecraneaskstheeasytohandle,easyupkeep,moreoversecuritytobeclosefriendsnotonly,reliabilityneedsheight,demandtohaveoutstandingdurability,thesexfault-free,beingmaintainedandto
5、useeconomy.Intheworldisatpresentmaximalthecraneroaminggetsweightamountto6,500t,themaximalcrawlercranegetsweightamountto3,000t,themaximalbridgecranegetsweightbe1,200t,themaximumloadingandunloadingthebridgehandcartnearcontainerthebankrunsspeedalreadyamountto350m/m
6、in,thatthestackingcranemaximumrunsspeedis240m/min,speedamountsto100m/minstartingfromwhentherefusedisposalusesacrane's.Industrymodeofproductionanddiversityofconsumerneed,themarketplaceusingthespecialusecraneexpandsunceasingly,breedrenewsalsounceasingly,satisfypec
7、uliarneed,bringtheoptimumefficacyintoplayoutwithproperfunction.Themetallurgy,examinestheelectricity,papermaking,therefusedisposalspecialusecraneforinstance,explosionprotection,antisepsis,insulationcraneareinthepastmorestrongcomparingwiththerailroad,boatandship,c
8、ontainerspecialusecranefunctionescalation,ceaselessriseoffunction,adaptability.TheGermanyDamagecompanyhasdevelopedoutonekindofaircraftkeepingthespecialusecranetakingg
