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EN 1.8527 Steel vs. EN 1.0031 Steel

Both EN 1.8527 steel and EN 1.0031 steel are iron alloys. They have a moderately high 95% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.8527 steel and the bottom bar is EN 1.0031 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
89
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
28
Fatigue Strength, MPa 520
160
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
73
Shear Strength, MPa 550
200
Tensile Strength: Ultimate (UTS), MPa 900
310
Tensile Strength: Yield (Proof), MPa 800
210

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 490
400
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 41
53
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.0
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.7
1.4
Embodied Energy, MJ/kg 23
18
Embodied Water, L/kg 66
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
78
Resilience: Unit (Modulus of Resilience), kJ/m3 1670
120
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 32
11
Strength to Weight: Bending, points 26
13
Thermal Diffusivity, mm2/s 11
14
Thermal Shock Resistance, points 26
9.8

Alloy Composition

Carbon (C), % 0.040 to 0.12
0 to 0.1
Chromium (Cr), % 3.7 to 4.3
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 93.2 to 95.1
98.8 to 100
Manganese (Mn), % 0.85 to 1.2
0 to 0.7
Molybdenum (Mo), % 0.4 to 0.6
0
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.4
0 to 0.35
Sulfur (S), % 0 to 0.035
0 to 0.045