S20C is a kind of mechanical structure carbon steel, S20C often used in the manufacture of stamping parts and carburized parts, such as stamping products, sleeve, enamel products
S35C is a kind of mechanical structure carbon steel, S35C often used in the manufacture of stamping parts and carburized parts, such as stamping products, sleeve, enamel products
S45C is a kind of mechanical structure carbon steel, S45C often used in the manufacture of stamping parts and carburized parts, such as stamping products, sleeve
SPFH540 is a kind of Automotive structural steel, SPFH540 widely used for forming performance of the automobile frame, wheels and other automobile components.
SPFH590 is a kind of Automotive structural steel, SPFH590 widely used for forming performance of the automobile frame, wheels and other automobile components.