... Good resistance to both high and low temperatures4.Can be used in various corrosive mediums5 .Main material: carbon spring steel ... steel, high temperatureresisting alloy, corrosion-resistant alloy and bronze6.Widely used in automobiles, motorcycles, electricalappliances, telecommunication, communication,aviation, space ... -27734005 , +86-18819115034 Let's talk! titanium spring for bicycle, auto, fitting