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EN 1.0031 Steel vs. SAE-AISI 1137 Steel

Both EN 1.0031 steel and SAE-AISI 1137 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.0031 steel and the bottom bar is SAE-AISI 1137 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 89
200 to 210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 28
11 to 17
Fatigue Strength, MPa 160
250 to 400
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 200
430 to 460
Tensile Strength: Ultimate (UTS), MPa 310
700 to 760
Tensile Strength: Yield (Proof), MPa 210
370 to 650

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
400
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 53
51
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
10
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
12

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
1.9
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 18
19
Embodied Water, L/kg 45
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
81 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 120
360 to 1130
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 11
25 to 27
Strength to Weight: Bending, points 13
22 to 24
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 9.8
21 to 23

Alloy Composition

Carbon (C), % 0 to 0.1
0.32 to 0.39
Iron (Fe), % 98.8 to 100
97.8 to 98.3
Manganese (Mn), % 0 to 0.7
1.4 to 1.7
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.35
0
Sulfur (S), % 0 to 0.045
0.080 to 0.13