Heavy-duty platform truck, as an automatic elevation type and self-propelled rubber-tyred special vehicle which is used for transportation of ship body section or other heavy construction, is an important equipment to connect every working process in modern ship construction and bridge building process flow. With load capacity of 75t to 900ts and five series which cover more than 40 varieties, the truck is mainly applied to traffic, metallurgy, ship-building, transportation of weight equipment and some other fields
