Roduct Introduction
1.With high tensile strength and excellent fatigue resistance
2.There are steel wires of different diameters and grades.
3.It meets ISO, ASTM, DIN and other international standards, and the quality is reliable.
Execution standards
• GB/T18983-2017
• ASTM A229, ASTM A401
• DIN 17223-2, DIN 10270-2
Main Material
• 55CrSiA
• 60Si2Mn
• 60Si2CrVAT
• 50CrV&SAE9254
• This material is always the best choice for automotive springs, widely used in spring industry and mining industry with its stable performance.