Product Details

Chemical composition


C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%) Cu(%) Yield stress (Mpa) Tensile stress (Mpa)
0.62-0.75 0.62-0.75 0.62-0.75 0.62-0.75 0.62-0.75 0.62-0.75 0.62-0.75 0.62-0.75 0.62-0.75 0.62-0.75


Applications

Spring Steels


Country Code:

硬度 : ≦285

Standard

GB

Steel Type

70

Heat treatment

Heat Treatment of steel grade CY-6
Heat treated : 1617°C - 1788°C


Relate Steel Type

Steel Type Country Code C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%) Cu(%)
≦0.25 ≦0.25 ≦0.25
70 GB 0.62-0.75 0.17-0.37 0.5-0.8 ≦0.035 ≦0.035 ≦0.25 ≦0.25 ≦0.25
1070 AISI 0.65-0.75 0.6-0.9 ≦0.04 ≦0.05 ≦0.25 ≦0.25 ≦0.25


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CK85 SUP7 70 60Si7 55Cr3 SUP10 1070 SUP11A SUP9A SUP9A


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1 Gr.B FCDANi-SiCr30-5-5 FCMW540 Cm55 GS-70 2014 A1200S C7150P Gr.G