Double Parallel Trolley Ship Building Gantry Crane (Abbr. DPT) is a special lifting device in ship building dock site. DPT is offen with large tonnage in capacity and used in lifting huge structure of main hull. YUNTIAN can manufacture DPT cranes form 50t+50t to 900t+900t in capacity. DPT's trolleys can lifting hull structures separately or cooperately.The distance of hooks of the two trolley can easily adjust in working. It's adjustable manner make it lifting efficently.
LINKS : Dongqi Crane