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In order to adapt to market development needs, The XINGTAI IRON AND STEEL CORP.,LTD has developed a new grade of cold heading wire of XGSWRCH35KM,Which is without annealing  and mainly used in the production of more than 8.8 hex bolt and flange surface of high strength fasteners.The product shape not only improve,but good cold heading when the metal flow,cold work hardening rate is low.Customers reflect the use of the material to save time and energy dissipation of annealing process,reduce the production cost,and it can completely meet the demand.