Supply of high-strength bolts and processing high-strength bolts, high strength bolts crane, Yongnian County standard Factory Lite provides high strength bolts latest offer price, high-quality high-strength bolts processing distribution at 8.8, 1.9 strength bolts latest sales charts, for merchants to provide strong 12.9 high strength bolts news. Welcome new and old customers to visit, to discuss cooperation! Tensile strength bolts type: bolt tension, fatigue strength low high-strength bolts, under dynamic loads, it is not easy to exceed the carrying capacity of 0.6P (P bolts allow for axial force), therefore, only applies to static loads under use, such as pieces by Franz docking bar, T-joints. Supply of high-strength bolts, high strength bolts crane, Yongnian County standard Factory Lite provides high strength bolts latest offer price, high-quality high-strength bolts 8.8 processing parameter distribution at high-strength bolts, high strength bolts latest 1.9 sales charts, for merchants to provide strong 12.9 high strength bolts news. Welcome new and old customers to visit high-strength bolts specifications, to discuss cooperation! C content is too high, cold forming properties will be deteriorated; too low, can not meet the requirements of the mechanical properties of the part, thus set at 0.25% - 0.55%. Mn can increase the permeability of the steel, but adding too much will strengthen the matrix affect tissue cold formability; quenched when the parts have a tendency to promote the austenite grain growth, it is an appropriate increase in international basis, fixed 0.45% - 0.80%. Yongnian high-strength bolts | manufacturer of high-strength bolts technical parameters | Lite (certified) | high-strength bolts provided by Yongnian County standard Factory Lite. Yongnian County standard Factory Lite (www.ynjxbzj.com) is Handan, fasteners leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Lite leadership in standard factory staff warmly welcome all inquiries negotiations to create Lite standard factory a better future.