DIN 17223 DIN En 10270 JIS G 3521 GB 4357 Yb T 5005 GB 3506 High Carbon Spring Steel Wire

Our eternal pursuits are the attitude of 'regard the market, regard the custom, regard the science' and the theory of 'quality the basic, trust the first and management the advanced' for spring steel wireT9A factory, 50crva steel wire JIS G3561, DIN EN 10270-1 spring steel wire. The internal structure of our company is rigorous, relatively independent, and we have systems that transmit energy, material and information to each other. Our factory has advanced automated production lines and testing equipment, and we use domestic and foreign high-quality raw materials, strictly following quality system standard to carry out strict quality process control. By following the spirit of 'good faith, customers come first, quality first, keep improving', our company continuously keeps forging ahead, innovative and expanding to strive for the top. Our company's business philosophy is that the ever-increasing needs of customers are the driving force behind our progress.

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 will relentlessly pursue technological and managerial innovation, and make every effort to promote our DIN 17223 DIN En 10270 JIS G 3521 GB 4357 Yb T 5005 GB 3506 High Carbon Spring Steel Wire upgrading and industry development. We're wanting forward to even higher cooperation with abroad shoppers depending on mutual rewards. In order to gain a competitive advantage in the increasingly fierce market competition environment, effective management and control of enterprise operating expenses are particularly important.