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EN 1.0314 Steel vs. SAE-AISI 1042 Steel

Both EN 1.0314 steel and SAE-AISI 1042 steel are iron alloys. Their average alloy composition is basically identical.

For each property being compared, the top bar is EN 1.0314 steel and the bottom bar is SAE-AISI 1042 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 92 to 120
180 to 200
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 24 to 25
14 to 18
Fatigue Strength, MPa 140 to 220
230 to 370
Poisson's Ratio 0.29
0.29
Reduction in Area, % 78 to 86
39 to 50
Shear Modulus, GPa 73
73
Shear Strength, MPa 200 to 250
380 to 420
Tensile Strength: Ultimate (UTS), MPa 320 to 400
620 to 700
Tensile Strength: Yield (Proof), MPa 190 to 310
340 to 580

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 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 53
52
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 7.9
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
1.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 18
18
Embodied Water, L/kg 46
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 68 to 87
87 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 95 to 250
320 to 900
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 11 to 14
22 to 25
Strength to Weight: Bending, points 13 to 15
21 to 22
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 10 to 13
20 to 22

Alloy Composition

Aluminum (Al), % 0.020 to 0.060
0
Carbon (C), % 0 to 0.030
0.4 to 0.47
Iron (Fe), % 99.365 to 99.78
98.5 to 99
Manganese (Mn), % 0.2 to 0.4
0.6 to 0.9
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.1
0
Sulfur (S), % 0 to 0.025
0 to 0.050

Comparable Variants