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EN 1.4931 Steel vs. Monel 400

EN 1.4931 steel belongs to the iron alloys classification, while Monel 400 belongs to the nickel alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4931 steel and the bottom bar is Monel 400.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
160
Elongation at Break, % 17
20 to 40
Fatigue Strength, MPa 410
230 to 290
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 76
62
Tensile Strength: Ultimate (UTS), MPa 810
540 to 780
Tensile Strength: Yield (Proof), MPa 620
210 to 590

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Mechanical, °C 600
1000
Melting Completion (Liquidus), °C 1460
1350
Melting Onset (Solidus), °C 1420
1300
Specific Heat Capacity, J/kg-K 470
430
Thermal Conductivity, W/m-K 24
23
Thermal Expansion, µm/m-K 14
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.8
3.3
Electrical Conductivity: Equal Weight (Specific), % IACS 11
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
50
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 2.9
7.9
Embodied Energy, MJ/kg 42
110
Embodied Water, L/kg 100
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
140 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 970
140 to 1080
Stiffness to Weight: Axial, points 14
10
Stiffness to Weight: Bending, points 25
21
Strength to Weight: Axial, points 29
17 to 25
Strength to Weight: Bending, points 25
17 to 21
Thermal Diffusivity, mm2/s 6.5
6.1
Thermal Shock Resistance, points 22
17 to 25

Alloy Composition

Carbon (C), % 0.2 to 0.26
0 to 0.3
Chromium (Cr), % 11.3 to 12.2
0
Copper (Cu), % 0
28 to 34
Iron (Fe), % 83.2 to 86.8
0 to 2.5
Manganese (Mn), % 0.5 to 0.8
0 to 2.0
Molybdenum (Mo), % 1.0 to 1.2
0
Nickel (Ni), % 0 to 1.0
63 to 72
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.024
Tungsten (W), % 0 to 0.5
0
Vanadium (V), % 0.25 to 0.35
0