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EN 1.4931 Steel vs. EN 1.0033 Steel

Both EN 1.4931 steel and EN 1.0033 steel are iron alloys. They have 86% 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 EN 1.4931 steel and the bottom bar is EN 1.0033 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
86 to 96
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
17 to 32
Fatigue Strength, MPa 410
120 to 140
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 810
300 to 330
Tensile Strength: Yield (Proof), MPa 620
150 to 200

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 600
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 24
53
Thermal Expansion, µm/m-K 14
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.8
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 11
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.9
1.4
Embodied Energy, MJ/kg 42
18
Embodied Water, L/kg 100
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
48 to 83
Resilience: Unit (Modulus of Resilience), kJ/m3 970
63 to 100
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 29
10 to 12
Strength to Weight: Bending, points 25
13 to 14
Thermal Diffusivity, mm2/s 6.5
14
Thermal Shock Resistance, points 22
9.4 to 10

Alloy Composition

Carbon (C), % 0.2 to 0.26
0 to 0.11
Chromium (Cr), % 11.3 to 12.2
0
Iron (Fe), % 83.2 to 86.8
98.8 to 100
Manganese (Mn), % 0.5 to 0.8
0 to 0.7
Molybdenum (Mo), % 1.0 to 1.2
0
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.4
0 to 0.35
Sulfur (S), % 0 to 0.020
0 to 0.045
Tungsten (W), % 0 to 0.5
0
Vanadium (V), % 0.25 to 0.35
0