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Product Details

Chemical composition


C(%) V(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%) Thick (mm) Yield stress (Mpa)
C(%)(%) 0.36-0.44 V(%)(%) 0.25-0.35 0.36-0.44 Mn(%)(%) 0.45-0.70 P(%)(%) ≦0.025 0.36-0.44 0.36-0.44 0.36-0.44 0.36-0.44 0.36-0.44


Applications

Alloy Steel Bars for Special Application Bolting Materials


Country Code:

JIS

Standard

G4108

Steel Type

SNB21-2

Heat treatment

Heat Treatment of steel grade SNB21-1~5
Heat treated : 1989°C - 1887°C


Relate Steel Type

Steel Type Standard Country Code C(%) V(%) Si(%) Mn(%) P(%) S(%) Cr(%)
SNB21-2 G4108 JIS 0.36-0.44 0.25-0.35 0.20-0.35 0.45-0.70 ≦0.025 ≦0.025 0.80-1.15
Gr.B21-2 A540 ASTM 0.36-0.44 0.25-0.35 0.15-0.35 0.45-0.70 ≦0.025 ≦0.025 0.80-1.15
40CrMoV4-7 17240 DIN 0.35-0.45 0.25-0.35 0.20-0.35 0.45-0.70 ≦0.04 ≦0.04 0.8-1.2


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