Shanghai Jieteng Precision Mold Factory

Shanghai Jingteng Metal Group Co., Ltd.

   
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30W4Cr2VA / A27303

30W4Cr2VA / A27303

30W4Cr2VA / A27303 Spring Steel

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Thickness:
Diameter:
  

30W4Cr2VA / A27303 Spring Steel





Material Name


Material Name: 30W4Cr2VA / A27303

Execution standard: GB/T 1222-2007

Chemical Composition


■Chemical Composition(%)



C Si Mn Cr B Ni
Cu
P S
0.56-0.64 0.17-0.37 0.7-1.0 0.7-1.0
0.0005-0.004 Max 0.35
Max 0.25
Max 0.025 Max 0.025

Physical Properties

■Characteristic



Tensile strength
/MPa
Yield Strength
/MPa
Elongation of cross section
/%
Reduction of cross section
/%
Hardness
(HBW)

Above 1470

Above 1325

Above 7

Above 40

Below 321