Supply extension spring, tension spring manufacturers offer price, the tension spring specifications. Yongnian constant light tension spring spring is a professional supplier. Stainless steel wire: stainless steel type 302, in line with ASTM-A313 or AMS 5688 price tension spring, the spring after tempering (merely physical and chemical treatment) advantages of a tension spring (500 degrees Fahrenheit) when the temperature is above 260 degrees Celsius, not recommended to use a tension spring musical instrument strings made of wire Supply extension spring, tension spring manufacturers offer price, the tension spring specifications. On a regular basis to provide you with the latest market trend analysis and a tension spring report and raw materials price reports, Hebei Yongnian constant light tension spring spring is a professional supplier, our products are high quality tension spring tension spring specifications and reasonable price, complete specifications, is new Lahuang just the factory, welcomed the sessions of the new and old customers to order. With the increase of industrial products, spring products also become rich, gradually increase the amount of spring, and spring-related technologies are slowly mature. Extremely versatile spring tension springs, mechanical and electrical products, the type and variety of spring, which is one of the most common tension spring springs tension springs, tension springs price, tension springs manufacturer discounts | none by the constant Everbright Yongnian spring provides constant light. Yongnian constant light spring (www.hgtanhuang.com) is specialized in "spring, compression spring, extension spring, disc springs, rubber springs, die springs, mining equipment spring" of the enterprise, the company adhering to the "honesty, hard service" philosophy, to provide you with the highest quality products and services. Welcome to inquire! Contact: Du Xia changed.