spring steel wire
1)high carbon spring steel wire 2)process:cold-drawing 3)suitable for Mattress,carcushion,indoor decoration10)packing:coil
Tensile strength table of steel wire(Mpa) Group Tensile strength Group Tensile strength Group Tensile strength A1 1180~1380 A2 1380~1580 A3 1580~1780 A4 1780~1980 A5 1980~2180 A6 2180~2380 A7 2380~2580 A8 2580~2780 A9 2780~2980
spring steel wire