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EN 1.4931 Steel vs. EN 1.0107 Steel

Both EN 1.4931 steel and EN 1.0107 steel are iron alloys. They have 86% 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 1.4931 steel and the bottom bar is EN 1.0107 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
110
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
29
Fatigue Strength, MPa 410
160
Impact Strength: V-Notched Charpy, J 30
38
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 810
380
Tensile Strength: Yield (Proof), MPa 620
210

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 600
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 24
51
Thermal Expansion, µm/m-K 14
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.8
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 11
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
2.1
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.9
1.5
Embodied Energy, MJ/kg 42
19
Embodied Water, L/kg 100
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
95
Resilience: Unit (Modulus of Resilience), kJ/m3 970
110
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 29
13
Strength to Weight: Bending, points 25
15
Thermal Diffusivity, mm2/s 6.5
14
Thermal Shock Resistance, points 22
12

Alloy Composition

Carbon (C), % 0.2 to 0.26
0 to 0.13
Chromium (Cr), % 11.3 to 12.2
0 to 0.3
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 83.2 to 86.8
97.7 to 100
Manganese (Mn), % 0.5 to 0.8
0 to 0.7
Molybdenum (Mo), % 1.0 to 1.2
0 to 0.080
Nickel (Ni), % 0 to 1.0
0 to 0.3
Niobium (Nb), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.4
0 to 0.35
Sulfur (S), % 0 to 0.020
0 to 0.020
Titanium (Ti), % 0
0 to 0.040
Tungsten (W), % 0 to 0.5
0
Vanadium (V), % 0.25 to 0.35
0 to 0.020