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EN 1.4931 Steel vs. EN 1.8895 Steel

Both EN 1.4931 steel and EN 1.8895 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 1.8895 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
120
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
26
Fatigue Strength, MPa 410
220
Impact Strength: V-Notched Charpy, J 30
46
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 810
400
Tensile Strength: Yield (Proof), MPa 620
300

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
49
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.8
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 11
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
2.2
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.9
1.6
Embodied Energy, MJ/kg 42
21
Embodied Water, L/kg 100
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
96
Resilience: Unit (Modulus of Resilience), kJ/m3 970
240
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 29
14
Strength to Weight: Bending, points 25
15
Thermal Diffusivity, mm2/s 6.5
13
Thermal Shock Resistance, points 22
12

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.060
Carbon (C), % 0.2 to 0.26
0 to 0.13
Chromium (Cr), % 11.3 to 12.2
0
Iron (Fe), % 83.2 to 86.8
97 to 99.98
Manganese (Mn), % 0.5 to 0.8
0 to 1.5
Molybdenum (Mo), % 1.0 to 1.2
0 to 0.2
Nickel (Ni), % 0 to 1.0
0 to 0.3
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0
0 to 0.050
Tungsten (W), % 0 to 0.5
0
Vanadium (V), % 0.25 to 0.35
0 to 0.080