... raw material is quality carbon spring steel. Detailed Product Description1,Name:Spring steelrope, Spring Wire Rope ,Spring steel wire rope with core ... tensile strength:1770mpa,1570mpa,1670mpa,1860mpa,1960mpa6,High carbon spring steel wire (Galvanized,Ungalvanized,coatedPVC/PE/teflon/rubber ... are online all the time.Welcome tosend us enquiry.Contact information:Yao Dongyun Mobile:+86 15950826850 FAX:+86 ...