1.cold drawn spring steel bar 2.Induction treatment 3.SAE9254,SUP12V, 55CR3,SUP9 4.high tensile strength 5.ECT
We has been specializing in cold drawn spring steel bar/coil for over 15 years ,and the engineers is professional in the product line.When you drive a car or seat in a chair, our products may be in using .
Now,the product details as follows:
1.Spring steel coil or round bar.
2.Steel grade:SUP9,SUP9A,SUP10,SUP7,SUP12,SUP12V,SUP6,SUP7,SAE9254,SAE5160,
SAE9260,SAE6150,55Cr3,51CrV4,52CrMoV4,55Si7,60Si7,28MnSiB,58CrMnB4,27MnMoVB,
65Mn,55CrSi,50CrV,60Si2Mn,CK67,60Si2CrVA,60Si2CrMnA
3.Size:D0.9 - D250.0*L
4.Delivery state:
D1.0--D6.0 by cold drawn;D6.0--115 by hot rolled or cold drawn+ heat treatment by oil QUENCHED THAT YOU CAN CHOOSE;D16--D250MM by hot rolled;D200-D1000 by hot forged.
Cold drawn spring steel bar
