此龙门起重机能将12,000磅以下的大型锻件或小的零件搬运通过全部热处理工段。操纵设备的柱子装在小车上,柱子带有料叉。料叉由司机室操纵,两个硬化炉和两个回火炉的门亦由司机室操纵。起重机为半龙门起重机,跨在两条铁轨上,一条铁轨在冶鍊炉门的上方,另一条铁轨在地上。 This gantry crane can move large forgings or small parts up to 12,000 pounds through the entire heat treatment section. The column of the maneuvering equipment is mounted on the trolley with the forks. The fork was manipulated by the driver’s cab, and the doors of the two hardening furnaces and the two tempering furnaces were also manipulated by the cab. The crane is a semi-gantry crane, straddling two rails, one rail above the smelter door and the other on the ground.