Barge crane

boomfoldingshipbuilding

1.Two folding arm can tit upward(negative elevation angle), so that the crane can enter the lower working space for lifting. 2.The second section knuckle boom cylinder with reverse arrangement and adopt the flange connection balance value with higher reliability to reduce the leakage point. There is no oil pipe on the oil cylinder tube to reduce the possibility of damage 3.The more symmetrical center design of hexagon boom make it has bigger anti-bending capacity.