Recently, a German international famous automobile fastener manufacturer gives us feedback for the trial of free-annealing cold heading steel Q10B21-C. The forming process and technical indicators of 8.8 level hexagon socket full thread fastener fully meet customer’s requirement and they place a large order. It is reported that this product will be used on gearboxes of Audi series.

　　During the visit to the market, the R&D personnel learned that the customer intended to reduce the production process and the manufacturing cost by optimizing the process to ensure the product quality, which put forward higher requirements for the performance and stability of the original wire rod.Through the precise identification and precise definition of the special requirements such as direct drawing and free-annealing, the R&D personneltransformed the database into the accuracy control index of the wire rodand made targeted planning on the production process to achieve accurate improvement, meeting the dual requirements of customers for quality and cost.

　　Since the beginning of this year, the R & D staff have closely combined with the market demand and identified the customer’s needs accurately by EVI mode to provide customized products for customers. They also realized value-added for customers and created effects for the company through the research of wire application technology.