34CrMo4 steel square tube

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Posted On

1-Nov-16

Product Details

on, such as locomotive traction with the large gear, by pressure control gear, etc.34CrMo4 alloy structure steel square tube Chemical composition(%)
C: 0.30 ~ 0.37 Si: 0.10 ~ 0.40 Mn: 0.60 ~ 0.90 S: allow the residual content ≤0.035 P: allow the residual content ≤0.035 Cr: 0.90 ~ 1.20 Ni: to allow the residual content ≤0.030 Cu: to allow the residual content ≤0.030 Mo: 0.15 ~ 0.30
34CrMo4 alloy structure steel square tube Mechanical property
Tensile strength σb (MPa): ≥985 (100) Yield strength σs (MPa): ≥835 (85) Elongation δ5 (%): ≥12 Reduction of area ψ (%): ≥45 impact energy Akv (J): ≥63 impact toughness αkv (J / cm2): ≥78 (8) Hardness: ≤229HB sample size: Sample size is 25mm rough
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