Supply of high-strength bolts, fasteners Yongnian County Bowen specializes in processing high-strength bolts Yongnian crane strength bolts, we have advanced technology, excellent equipment crane high strength bolts, high-tech assembly line, is a professional supplier of high strength bolts reasonable price wholesale high strength bolts crane, crane complete specifications of high-strength bolts process, allowing you to buy the rest assured useful products. Friction-type high: for steel frame structural beams, columns connections, solid web beam connection, heavy industrial plants crane beam, connecting the braking system and to withstand dynamic loads of important structures. Type high pressure: can be used to produce a small amount of sliding allow static load structure under dynamic loading or indirect components of shear connection. Supply of high-strength bolts, fasteners Yongnian County Bowen specializes in processing high-strength bolts, we have advanced technology, excellent equipment, high-tech assembly line, is a professional supplier of high-strength bolts, reasonable price, complete specifications, allowing you to buy the rest assured useful products. 35 \ 45 \ ML35 \ SWRCH35K steel annealing temperature to soften the general area of ??715--735 ° C; and SCM435 \ 40Cr \ SCR435 ball of the annealing temperature is generally region 740--770 ° C, isothermal temperature 680--700 degrees Celsius. High strength bolts crane processing, high strength bolts crane manufacturers list | Bowen (View) provided by Yongnian County Bowen fasteners. Yongnian County Bowen fasteners (www.bwjgj.com) is a professional, "galvanized bolts, GB bolts, anchor bolts, studs, PV module bracket bolts" of the company. Since its inception, we adhere to the "good faith, sound management" approach, the courage of healthy competition in the market, so that the "blog" brand has a good reputation. We adhere to the "service first, customers first" principle, so that the fastener Bowen won the trust of customers in all of the fasteners, and establish a good corporate image. Special Note: This information is for reference pictures and information, please contact us to obtain the most accurate information, thank you!