Piston Ring Spring are made of of carbon steel, stainless steel and other metals. The surface treatment of the rings are done by nickel plating, chrome galvanization etc. Load type of this spring is used for compression. The size of the spring varies for different applications. These springs are widely used in daily Hardware like sofa springs, spring fitness, toys, mattress springs, locks, lighter springs, various spring hinge and automobiles, motorcycles etc
