The invention discloses a hanging tool used for hot-dip galvanizing. The hanging tool comprises a supporting frame, a set of lifting seats are connected to the supporting frame in a sliding mode, a movable hanging frame is connected to the lifting seats in a sliding mode, the movable hanging frame comprises a pair of side plates arranged front and back, a set of mounting rods are fixedly connected to positions between the side plates on the front side and the back side, a set of position-adjustable hooks are arranged on the mounting rods, a grip is fixedly connected to the left end of the movable hanging frame, the adjacent lifting seats are connected through telescopic rods, right-hand and left-hand threaded adjusting screw rods are connected to the positions between the adjacent lifting seats, an electric push rod is fixedly connected to the top of the supporting frame, and the tail end of the telescopic end of the electric push rod is fixedly connected with the uppermost lifting seat. The hanging tool is simple in structure, convenient to operate, high in practicability, high in mobility and high in adjustability.