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Monel 400 vs. S32906 Stainless Steel

Monel 400 belongs to the nickel alloys classification, while S32906 stainless steel belongs to the iron alloys. There are 30 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 S32906 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
210
Elongation at Break, % 20 to 40
28
Fatigue Strength, MPa 230 to 290
460
Poisson's Ratio 0.32
0.27
Shear Modulus, GPa 62
81
Shear Strength, MPa 370 to 490
550
Tensile Strength: Ultimate (UTS), MPa 540 to 780
850
Tensile Strength: Yield (Proof), MPa 210 to 590
620

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Mechanical, °C 1000
1100
Melting Completion (Liquidus), °C 1350
1430
Melting Onset (Solidus), °C 1300
1380
Specific Heat Capacity, J/kg-K 430
480
Thermal Conductivity, W/m-K 23
13
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
20
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 7.9
3.7
Embodied Energy, MJ/kg 110
52
Embodied Water, L/kg 250
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 180
220
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1080
950
Stiffness to Weight: Axial, points 10
15
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 17 to 25
30
Strength to Weight: Bending, points 17 to 21
26
Thermal Diffusivity, mm2/s 6.1
3.6
Thermal Shock Resistance, points 17 to 25
23

Alloy Composition

Carbon (C), % 0 to 0.3
0 to 0.030
Chromium (Cr), % 0
28 to 30
Copper (Cu), % 28 to 34
0 to 0.8
Iron (Fe), % 0 to 2.5
56.6 to 63.6
Manganese (Mn), % 0 to 2.0
0.8 to 1.5
Molybdenum (Mo), % 0
1.5 to 2.6
Nickel (Ni), % 63 to 72
5.8 to 7.5
Nitrogen (N), % 0
0.3 to 0.4
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.024
0 to 0.030