200t beam launcher crane to move girder prices in qatar
2021-12-2u2002·u2002Crane hole principle diagram: Process description: 1,Installate the launcher,check the functioning of the institutions, subject to normal after the main girder leveling, and place the girder to end of launcher; 2,Lift the front legs and rear leg, so that the main beam elevated and middle leg lift off ground, and then move the middle leg front.
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