Product Description

The 3.5t Knuckle telescopic Boom crane offshore crane Hydraulic crane  ship crane Marine Crane controlled by an open platform above the slewing ring. All motions have stepless   speed from 0 to maximum, solo motion each (hoisting ,telescopic ,slewing or luffing) can be done
with full load and full speed.
We offer the CCS third party certification, which is  recognized world widely .What the CCS certificate tells:
1.The design all the productions drawings and the calculation is reasonable and meet the international  standards.CCS will audit all the productions drawings and calculation sheets before production.
2.The welding is good quality and meet the international standards.No damage detection report is required Hydraulic Offshore Support Marine Crane.
3.On site testing CCS inquiry the safety rate is 1.*5times, which means the actual lifting capacity is 1.*5
Time the rated lifting capacity.And will issued exactly testing report according to the technical agreements.