This is a portable load frame which can easily be kept on laboratory bench. Thus it is very convenient to the user to conduct tests. A motorised screw jack is fixed at the base to which ate fixed two vertical pillars which can be easily dismantled. A circular platen of 150 mm dia is fixed to the lead screw and loading and unloading is affected by upward / downward movement of the lead screw using a forward / reverse switch. The cross head is adjustable at any desired height and pillars. The rate of strain is constant 1. 25 mm/min. Operates on 230 volts a. C.