Welcome to consult 20ton casting crane overhead crane traveling with trolley double girder/beam overhead crane  price and quotation with Henan Dowell Crane Co.,Ltd, which is one of the leading 20-ton heavy-duty cabin control rail traveling electric trolley double girder/beam overhead crane  manufacturers and suppliers in China, and we can offer you customized products.Product DetailsSpecial Features:Features:Casting overhead crane is the main lifting and transferring equipment of steel company casting workshopUsed on casting process to transfer liquid metal, pouring and charge molten ironThis type crane adopts double girder structure, it is consist of crane frame, trolley and hook, beam, crane traveling and electrical partsMain hook fetch device is fix distance hook beamUsed to lift and transfer steel ladleSecondary hook is used to cooperate with main to pour the molten iron, slag and other auxiliary lifting operationsFoundry crane is one of the main equipment in the continuous casting technology of steel makingMainly used for pouring melted iron from additive bay of converter to converter; lifting molten steel from refining bay to refining furnace or lifting molten steel from molten steel bay to ladle turret of continuous casting machineOverall structure of foundry crane has the following forms: two girder and two rail, four girder and four rail, four girder, six rail and moreForm of two girder and two rail, four girder and four rail, are mainly used for middle and large-tonnage foundry crane; the form of four-girder and six-rail and two trolley is mainly used for extra large-tonnage foundry craneEnvironmental conditions:Power of craneThree-phase ACRated frequency: 50HzRated voltage: 380VWorking environment temperatures: -10 to 60