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EN10083-3 51CrV4 Alloy Steel Plate Welding Performance

51CrV4 (1.8159) Alloy Steel Plate has good mechanical properties and process performance with high hardenability. EN10083-3 51CrV4 also has high fatigue strength and yield strength, but its weld ability and plasticity is poor.

Chemical Composition of EN10083-3 51CrV4

C ：0.47～0.55
Si：≤0.40
Mn：0.70～1.10
S ：≤0.030
P ：≤0.030
Cr：0.90～1.20
Ni：≤0.35
Cu：≤0.25
V ：0.10～0.25

51CrV4 Alloy Steel Plate Mechanical Property

Tensile strength σb (MPa): ≥1274 (130)
Yield strength σs (MPa): ≥1127 (115)
Elongation rate δ5 (%): ≥10
Section shrinkage ψ (%): ≥40
Hardness: hot rolling, ≤ 321HB; cold drawing + heat treatment, ≤ 321HB

Delivery condition of 51CrV4:

Hot-rolled steel can delivery with heat treatment or no heat treatment. Cold-drawn steel should be delivery with heat treatment.

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