40CrNiMo, 40CrNiMoA Steel Equivalent, …
40CrNiMoA Alloy Steel Mechanical Properties. Yield strength: ≥ 835 MPa; Tensile strength: ≥ 980 MPa; Elongation: ≥12%; Rate of reduction in area: ≥55%; Impact absorbing energy: ≥ 78 J; Material Brinell Hardness: ≤ 269 (Annealed or high temperature tempered steel rod) Sample size: 25mm; Heat treatment specification