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Monel 400 vs. Nickel 693

Both Monel 400 and nickel 693 are nickel alloys. They have 63% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is Monel 400 and the bottom bar is nickel 693.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 20 to 40
34
Fatigue Strength, MPa 230 to 290
230
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 62
76
Shear Strength, MPa 370 to 490
440
Tensile Strength: Ultimate (UTS), MPa 540 to 780
660
Tensile Strength: Yield (Proof), MPa 210 to 590
310

Thermal Properties

Latent Heat of Fusion, J/g 270
330
Maximum Temperature: Mechanical, °C 1000
1010
Melting Completion (Liquidus), °C 1350
1350
Melting Onset (Solidus), °C 1300
1310
Specific Heat Capacity, J/kg-K 430
480
Thermal Conductivity, W/m-K 23
9.1
Thermal Expansion, µm/m-K 14
13

Otherwise Unclassified Properties

Base Metal Price, % relative 50
60
Density, g/cm3 8.9
8.1
Embodied Carbon, kg CO2/kg material 7.9
9.9
Embodied Energy, MJ/kg 110
140
Embodied Water, L/kg 250
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 180
190
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1080
250
Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 17 to 25
23
Strength to Weight: Bending, points 17 to 21
21
Thermal Diffusivity, mm2/s 6.1
2.3
Thermal Shock Resistance, points 17 to 25
19

Alloy Composition

Aluminum (Al), % 0
2.5 to 4.0
Carbon (C), % 0 to 0.3
0 to 0.15
Chromium (Cr), % 0
27 to 31
Copper (Cu), % 28 to 34
0 to 0.5
Iron (Fe), % 0 to 2.5
2.5 to 6.0
Manganese (Mn), % 0 to 2.0
0 to 1.0
Nickel (Ni), % 63 to 72
53.3 to 67.5
Niobium (Nb), % 0
0.5 to 2.5
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.024
0 to 0.010
Titanium (Ti), % 0
0 to 1.0