... steel. Detailed Product Description1,Name:Spring steelrope, Spring Wire Rope ,Spring steel wire rope with core.2,Raw Material:Quality carbon spring ... 6*19,7*19,6*37,7*37,6*25,etc5,Mini tensile strength:1770mpa,1570mpa,1670mpa,1860mpa,1960mpa6,High carbon spring steel wire ... ,Ungalvanized,coatedPVC/PE/teflon/rubber/SLPE)steel wire rope ,hot dip galvanized steel wire rope7,Diameter:0.15-12mm(carbon spring ...