Introduction
The host uses four column frame structure, composed of a base, actuator, column, can guarantee the special hydraulic chuck, tension compression fatigue test, high precision load sensor etc.. (beam using the full hydraulic lifting, way down, so as to adjust the space, at the same time, easy to calibrate, beam with tight function, hydraulic lock easy positioning, reliable locking, convenient operation.) The beam position in the range of 50 ~ 600mm adjustable.