China Manufacturer Customized Wire Forming Spiral Clip Precision Steel Coil Hardware Parts ...

Based on years of rich experience and professional technology, we are able to provide superior Oval spring steel wire, steel wire72A ASTM-A230-99, D-shaped spring steel wire ASTM-A401 and the most complete service to our customers. We have advanced management experience, production flow and quality control means to provide customers with guaranteed high-quality products. So we can guarantee our quality seriously and availably.

0 si2mn, quenching temperature of 840 ° C to 870 ° C, after quenching hardness HRC > 60. 

Tempering temperature of 150 ° C, HRC61 hardness; 

Tempering temperature of 200 ° C, HRC60 hardness; 

Tempering temperature of 300 ° C, hardness HRC56; 

Tempering temperature of 400 ° C, HRC51 hardness; 

Tempering temperature of 500 ° C, HRC43 hardness; 

Tempering temperature of 550 ° C, HRC38 hardness; 

Tempering temperature of 600 ° C, HRC33 hardness; 

Tempering temperature of 650 ° C, hardness HRC29.

With wide experience and expertise, Friend Metal is engaged in the developing, manufacturing and marketing of 55crsi(sae 9254) oil tempered and quenched spring 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 hope that through the success of our China Manufacturer Customized Wire Forming Spiral Clip Precision Steel Coil Hardware Parts ..., we can drive innovation and lead the development of the industry. Our company has great advantages and influence in talents, resources, network, scale and experience in the industry so we have high competitiveness and leading advantages. While serving customers better, we also pay more attention to reasonable energy conservation and providing long-term stable and high-quality services and products for customers.