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SAE-AISI 1090 Steel vs. EN 1.5662 Steel

Both SAE-AISI 1090 steel and EN 1.5662 steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1090 steel and the bottom bar is EN 1.5662 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 280
220 to 230
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11
20
Fatigue Strength, MPa 320 to 380
380 to 450
Poisson's Ratio 0.29
0.29
Reduction in Area, % 28 to 45
56 to 57
Shear Modulus, GPa 72
73
Shear Strength, MPa 470 to 570
460 to 470
Tensile Strength: Ultimate (UTS), MPa 790 to 950
740 to 750
Tensile Strength: Yield (Proof), MPa 520 to 610
550 to 660

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Maximum Temperature: Mechanical, °C 400
430
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
8.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
7.5
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.4
2.3
Embodied Energy, MJ/kg 19
31
Embodied Water, L/kg 46
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82 to 91
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 730 to 1000
810 to 1150
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 28 to 34
26
Strength to Weight: Bending, points 24 to 27
23
Thermal Shock Resistance, points 25 to 31
22

Alloy Composition

Carbon (C), % 0.85 to 1.0
0 to 0.1
Iron (Fe), % 98 to 98.6
88.6 to 91.2
Manganese (Mn), % 0.6 to 0.9
0.3 to 0.8
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 0
8.5 to 10
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0
0 to 0.35
Sulfur (S), % 0 to 0.050
0 to 0.0050
Vanadium (V), % 0
0 to 0.050