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Monel 400 vs. EN 1.0644 Steel

Monel 400 belongs to the nickel alloys classification, while EN 1.0644 steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is Monel 400 and the bottom bar is EN 1.0644 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
190
Elongation at Break, % 20 to 40
17
Fatigue Strength, MPa 230 to 290
380
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 62
73
Shear Strength, MPa 370 to 490
420
Tensile Strength: Ultimate (UTS), MPa 540 to 780
690
Tensile Strength: Yield (Proof), MPa 210 to 590
570

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 1000
400
Melting Completion (Liquidus), °C 1350
1460
Melting Onset (Solidus), °C 1300
1420
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 23
47
Thermal Expansion, µm/m-K 14
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 50
2.4
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 7.9
1.8
Embodied Energy, MJ/kg 110
24
Embodied Water, L/kg 250
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 180
110
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1080
870
Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 17 to 25
24
Strength to Weight: Bending, points 17 to 21
22
Thermal Diffusivity, mm2/s 6.1
13
Thermal Shock Resistance, points 17 to 25
22

Alloy Composition

Aluminum (Al), % 0
0.010 to 0.050
Carbon (C), % 0 to 0.3
0.16 to 0.22
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 28 to 34
0 to 0.3
Iron (Fe), % 0 to 2.5
96.1 to 98.4
Manganese (Mn), % 0 to 2.0
1.3 to 1.7
Molybdenum (Mo), % 0
0 to 0.080
Nickel (Ni), % 63 to 72
0 to 0.4
Niobium (Nb), % 0
0 to 0.070
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.5
0.1 to 0.5
Sulfur (S), % 0 to 0.024
0 to 0.035
Titanium (Ti), % 0
0 to 0.050
Vanadium (V), % 0
0.080 to 0.15