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. Xufeng quality material disc spring dish spring metal products factory strictly enforce GB / T1972-2005 and DIN2093 standard, providing the outside diameter of standard spring 6-250mm, 250-600mm demand side, drawing production, or on behalf of design and production. Materials with high quality spring steel 60Si2MnA or 50CrVA, I also can special materials, such as stainless steel pressure spring, ordinary stainless steel: 301,304; precipitation hardening stainless steel: 17-7PH, 15-5PHMo; 30W4Cr2v, GH145, GH718 etc; special materials need to book. We produce disc spring, get a minimum of slack in the maximum fatigue life can meet the requirements. Selection, purchase disc spring Note: 1, disc spring installation space; 2, the disc spring load requirements; 3, the type of disc spring load; 4, when the required number of times the disc spring load cycles; 5, disc spring work environment (temperature, medium, pressure, corrosion protection). 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 battery spring, selling products around the world. English name for the disc spring washers Heavy Duty Bolting Washers, or call DISC WASHER; the difference between ordinary disc springs for the bolts connecting bolt connection strength of 8.8 and above; common mechanical surface treatment galvanized (Rui Yi Metal production machinery white zinc, yellow zinc); there dacromet, phosphate and some other way; in fact, the most common foreign, the most common is the mechanical galvanized, strong corrosion resistance because the first mechanical galvanizing, and no hydrogen embrittlement of the elastic member 6796 such better; and Dacromet insufficient due to the thickness of the surface coating, torsion spring in the installation and subsequent use, corrosion resistance far less than the nominal 800 hours, 1,000 hours, etc. Conventional about 3 years to 5 years would rust; in German-owned enterprises such as formal, ABB, SIEMENS and other companies, the mechanical galvanized surface protection necessary for DIN6796 way;! ! Die springs, spring, Xu-feng Hardware Factory provided by Dongguan City Xufeng Hardware Products Factory. Dongguan City, Xu-feng Hardware Products Factory (www.dglijing168.com) strong, credible, in Dongguan, Guangdong spring industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Xufeng Hardware Factory and you hand in hand into the brilliant, for a better future!