AISI 1040 Carbon Steel Normalized Mechanical Properties

AISI 1040, Normalized, Mechanical properties

Young’s modulus	208	–	216	GPa
Specific stiffness	26.5	–	27.5	MN.m/kg
Yield strength (elastic limit)	335	–	415	MPa
Tensile strength	530	–	650	MPa
Specific strength	42.7	–	52.9	kN.m/kg
Elongation	22	–	34	% strain
Compressive strength	335	–	415	MPa
Flexural modulus	208	–	216	GPa
Flexural strength (modulus of rupture)	335	–	415	MPa
Shear modulus	80	–	85	GPa
Bulk modulus	161	–	176	GPa
Poisson’s ratio	0.285	–	0.295
Shape factor	57
Hardness – Vickers	160	–	195	HV
Elastic stored energy (springs)	267	–	402	kJ/m^3
Fatigue strength at 10^7 cycles	274	–	317	MPa
Fatigue strength model (stress range) Parameters: Stress Ratio = -1, Number of Cycles = 1e7cycles	238	–	365	MPa