- Mar 09, 2017 -
Tension spring (tension spring) is to bear the axial tension of the coil spring, tensile springs are generally made of circular cross-section material. In the absence of load, the tension spring between the circle and the circle are generally tight and no gap. The use of stretching after the rebound (pull) work to control the movement of the parts, storage energy, the size of the measurement force, widely used in machines, meters. Its hook in the form of side hook pull spring, long hook pull spring, British hook pull spring, German hook pull spring, semi-round hook pull spring, duckbill hook pull spring, etc., its materials are stainless steel, Steel, phosphor bronze, oil tempered alloy spring steel.