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Monel R-405 vs. EN 1.8151 Steel

Monel R-405 belongs to the nickel alloys classification, while EN 1.8151 steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is Monel R-405 and the bottom bar is EN 1.8151 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 62
72
Tensile Strength: Ultimate (UTS), MPa 540 to 630
670 to 1940

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Mechanical, °C 900
410
Melting Completion (Liquidus), °C 1350
1440
Melting Onset (Solidus), °C 1300
1400
Specific Heat Capacity, J/kg-K 430
480
Thermal Conductivity, W/m-K 23
50
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 50
2.2
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 7.9
1.8
Embodied Energy, MJ/kg 110
25
Embodied Water, L/kg 250
49

Common Calculations

Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 17 to 20
24 to 70
Strength to Weight: Bending, points 17 to 18
22 to 45
Thermal Diffusivity, mm2/s 5.9
14
Thermal Shock Resistance, points 17 to 20
20 to 58

Alloy Composition

Carbon (C), % 0 to 0.3
0.4 to 0.5
Chromium (Cr), % 0
0.4 to 0.8
Copper (Cu), % 28 to 34
0
Iron (Fe), % 0 to 2.5
95.9 to 97.2
Manganese (Mn), % 0 to 2.0
0.6 to 0.9
Nickel (Ni), % 63 to 72
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0 to 0.5
1.3 to 1.7
Sulfur (S), % 0.025 to 0.060
0 to 0.025
Vanadium (V), % 0
0.1 to 0.2

Comparable Variants