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Monel 400 vs. EN 1.4515 Stainless Steel

Monel 400 belongs to the nickel alloys classification, while EN 1.4515 stainless steel belongs to the iron 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 Monel 400 and the bottom bar is EN 1.4515 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 20 to 40
25
Fatigue Strength, MPa 230 to 290
380
Poisson's Ratio 0.32
0.27
Shear Modulus, GPa 62
80
Tensile Strength: Ultimate (UTS), MPa 540 to 780
730
Tensile Strength: Yield (Proof), MPa 210 to 590
550

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Mechanical, °C 1000
1100
Melting Completion (Liquidus), °C 1350
1440
Melting Onset (Solidus), °C 1300
1390
Specific Heat Capacity, J/kg-K 430
480
Thermal Conductivity, W/m-K 23
16
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 50
19
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 7.9
3.8
Embodied Energy, MJ/kg 110
53
Embodied Water, L/kg 250
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 180
170
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1080
730
Stiffness to Weight: Axial, points 10
15
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 17 to 25
26
Strength to Weight: Bending, points 17 to 21
23
Thermal Diffusivity, mm2/s 6.1
4.3
Thermal Shock Resistance, points 17 to 25
20

Alloy Composition

Carbon (C), % 0 to 0.3
0 to 0.030
Chromium (Cr), % 0
24.5 to 26.5
Copper (Cu), % 28 to 34
0.8 to 1.3
Iron (Fe), % 0 to 2.5
58.4 to 66.6
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 63 to 72
5.5 to 7.0
Nitrogen (N), % 0
0.12 to 0.25
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.024
0 to 0.020