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Monel 400 vs. Nickel 625

Both Monel 400 and nickel 625 are nickel alloys. They have 65% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is Monel 400 and the bottom bar is nickel 625.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 20 to 40
33 to 34
Fatigue Strength, MPa 230 to 290
240 to 320
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 62
79
Shear Strength, MPa 370 to 490
530 to 600
Tensile Strength: Ultimate (UTS), MPa 540 to 780
790 to 910
Tensile Strength: Yield (Proof), MPa 210 to 590
320 to 450

Thermal Properties

Curie Temperature, °C 40
-200
Latent Heat of Fusion, J/g 270
330
Maximum Temperature: Mechanical, °C 1000
980
Melting Completion (Liquidus), °C 1350
1350
Melting Onset (Solidus), °C 1300
1290
Specific Heat Capacity, J/kg-K 430
440
Thermal Conductivity, W/m-K 23
11
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
1.4

Otherwise Unclassified Properties

Base Metal Price, % relative 50
80
Density, g/cm3 8.9
8.6
Embodied Carbon, kg CO2/kg material 7.9
14
Embodied Energy, MJ/kg 110
190
Embodied Water, L/kg 250
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 180
220 to 250
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1080
260 to 490
Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
23
Strength to Weight: Axial, points 17 to 25
26 to 29
Strength to Weight: Bending, points 17 to 21
22 to 24
Thermal Diffusivity, mm2/s 6.1
2.9
Thermal Shock Resistance, points 17 to 25
22 to 25

Alloy Composition

Aluminum (Al), % 0
0 to 0.4
Carbon (C), % 0 to 0.3
0 to 0.1
Chromium (Cr), % 0
20 to 23
Cobalt (Co), % 0
0 to 1.0
Copper (Cu), % 28 to 34
0
Iron (Fe), % 0 to 2.5
0 to 5.0
Manganese (Mn), % 0 to 2.0
0 to 0.5
Molybdenum (Mo), % 0
8.0 to 10
Nickel (Ni), % 63 to 72
58 to 68.9
Niobium (Nb), % 0
3.2 to 4.2
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.024
0 to 0.015
Titanium (Ti), % 0
0 to 0.4

Comparable Variants