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Monel R-405 vs. EN 1.4931 Steel

Monel R-405 belongs to the nickel alloys classification, while EN 1.4931 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is Monel R-405 and the bottom bar is EN 1.4931 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 9.1 to 39
17
Fatigue Strength, MPa 210 to 250
410
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 62
76
Tensile Strength: Ultimate (UTS), MPa 540 to 630
810
Tensile Strength: Yield (Proof), MPa 190 to 350
620

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Mechanical, °C 900
600
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
24
Thermal Expansion, µm/m-K 14
14

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49 to 170
130
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 370
970
Stiffness to Weight: Axial, points 10
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 17 to 20
29
Strength to Weight: Bending, points 17 to 18
25
Thermal Diffusivity, mm2/s 5.9
6.5
Thermal Shock Resistance, points 17 to 20
22

Alloy Composition

Carbon (C), % 0 to 0.3
0.2 to 0.26
Chromium (Cr), % 0
11.3 to 12.2
Copper (Cu), % 28 to 34
0
Iron (Fe), % 0 to 2.5
83.2 to 86.8
Manganese (Mn), % 0 to 2.0
0.5 to 0.8
Molybdenum (Mo), % 0
1.0 to 1.2
Nickel (Ni), % 63 to 72
0 to 1.0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0.025 to 0.060
0 to 0.020
Tungsten (W), % 0
0 to 0.5
Vanadium (V), % 0
0.25 to 0.35