2mm 3mm 4mm 5mm Factory Supplies Durable Round High Carbon High Tensile Spring Wire

The Valve spring steel wire ASTM-A230-99, Valve steel wire ASTM-A230-99, Cold Drawn Spring Steel Wire is independently developed by our's own R&D team since we owning industry-leading core technology. Sincerely hope to build long term business relationships with you and we will do our best service for you. We take the pursuit of high-tech and high-quality brands as the main business philosophy, and the business goal of combining the best quality products with reasonable prices. We sincerely welcome domestic and foreign merchants to visit, order and negotiate business. Rigorous, realistic, harmonious and enterprising corporate culture is the feature of our company, and our modern and humanized management gives employees a broader stage.

Our oil quenching spring steel wire has solved the problem that the quality of the product is not stable enough to meet the needs of medium and low end spring products: 

1. Brittle fracture of steel wire (natural fracture and spring breaking)

2. Decarburization problem (caused by bad processing)

3, crack problem (raw material problem, bad processing)

4, uneven size problem (poor processing)

5, small sickle bending problem (poor processing)

6, size accuracy problems: these problems through our unremitting efforts of people, has been basically resolved.

Oil quenched tempered spring steel wire can not replace cold drawn spring steel wire completely. Especially small size spring steel wire. The oil tempered spring steel wire is developed for the anti fatigue performance of the valve spring and suspension spring. And in order to achieve the best effect, it should also be combined with shot peening after coiling the spring. The spring production enterprise should pay attention to its aging effect when storing this kind of steel wire. After using this kind of steel wire, the post processing should be carried out in time. Avoid losses caused by improper storage and use. In recent years, with the improvement of the cognitive level of this product, this product is gradually applied to clutch spring and car rigging and other products.

With wide experience and expertise, Friend Metal is engaged in the developing, manufacturing and marketing of oil tempered steel wire ASTM-A230-99, ASTM-A401, EN10270-2, JIS G3561. As a professional manufacturer, we now brings you high quality various steel wires made in China which comes in high strength, well toughness and excellent wearing resistance. We also welcome your customized orders.

We are committed to maintaining the high quality of our 2mm 3mm 4mm 5mm Factory Supplies Durable Round High Carbon High Tensile Spring Wire from beginning to end and continuing to innovate and create greater value for our customers. We believe that through our continuous efforts and pursuit, we will be able to achieve mutual benefit and win-win results with our customers and enterprises! Within these four years we sell not only our products but also our service to clients throughout the world.