Dongguan City, Xu-feng Hardware Products Factory is a professional manufacturer of metal springs, lathe parts and stamping parts of the enterprise, the factory has advanced technology and equipment, modern workshops and professional personnel, products sold around the world. Scroll spring heat treatment: We often see the surface of the scroll spring bronze color. People do not know this will think Clockwork product surface with a layer of copper or feel of the material is copper winding products. In fact, this is not a spring, Dongguan City, Xu-feng Hardware Factory strip materials are imported from Japan, 301 stainless steel, better flexibility Dongguan spring, life is stronger. Clockwork After heat treatment after machining surface will appear similar to the color of a layer of bronze body heat .. scroll spring means spring after spring molding factory, through high-temperature heat treatment methods, the purpose is that the full potential of the spring material production, so as to achieve at or near the best mechanical properties, in order to ensure the use of state of the spring in the long-term reliable work .. Dongguan City, Xu-feng Hardware Products Factory is a professional manufacturer of metal springs, lathe parts and stamping parts of the enterprise the factory has advanced technology and equipment, modern factories and professional personnel, products sold around the world. The spring class: according to demands for 0.08-35mm diameter compression spring, extension spring, torsion spring, retainer, battery springs, special springs, die springs, spiral springs, disc springs ...... two, lathe parts Class: shavings parts, screws, nuts, axles, copper / iron / stainless steel needle ...... three, stampings categories: spring, battery slice, spring, washer, retaining rings, rivets ...... products are widely used in electronics , electrical appliances, automobiles, machinery, toys, jewelry, and other industries. Raw materials: a large number of imported materials, a South Korean KOS, KIS, Daxin, Japan fine lines, Suzuki stainless steel (SUS301, SUS302, SUS304, SUS316), piano wire (SWPA, SPWB), spring steel (SWC, 65MN, 60Si2MnA , 62Si2MnA), brass, phosphor bronze spring production, Xu-feng Hardware Factory (certified), Zhongshan, Dongguan City, the spring is provided by Xu-feng Hardware Products Factory. Dongguan City, Xu-feng Hardware Products Factory (www.dglijing168.com) is Dongguan, a leader in the spring, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In Xufeng Hardware Factory leadership with the staff warmly welcome all inquiries negotiations to create Xufeng Hardware Factory a better future.