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Monel 400 vs. Nickel 689

Both Monel 400 and nickel 689 are nickel alloys. They have 57% of their average alloy composition in common. There are 26 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 400 and the bottom bar is nickel 689.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
210
Elongation at Break, % 20 to 40
23
Fatigue Strength, MPa 230 to 290
420
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 62
80
Shear Strength, MPa 370 to 490
790
Tensile Strength: Ultimate (UTS), MPa 540 to 780
1250
Tensile Strength: Yield (Proof), MPa 210 to 590
690

Thermal Properties

Latent Heat of Fusion, J/g 270
330
Maximum Temperature: Mechanical, °C 1000
990
Melting Completion (Liquidus), °C 1350
1440
Melting Onset (Solidus), °C 1300
1390
Specific Heat Capacity, J/kg-K 430
450
Thermal Expansion, µm/m-K 14
12

Otherwise Unclassified Properties

Base Metal Price, % relative 50
70
Density, g/cm3 8.9
8.5
Embodied Carbon, kg CO2/kg material 7.9
11
Embodied Energy, MJ/kg 110
150
Embodied Water, L/kg 250
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 180
240
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1080
1170
Stiffness to Weight: Axial, points 10
14
Stiffness to Weight: Bending, points 21
23
Strength to Weight: Axial, points 17 to 25
41
Strength to Weight: Bending, points 17 to 21
30
Thermal Shock Resistance, points 17 to 25
35

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.3
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 0 to 0.3
0.1 to 0.2
Chromium (Cr), % 0
18 to 20
Cobalt (Co), % 0
9.0 to 11
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
9.0 to 10.5
Nickel (Ni), % 63 to 72
48.3 to 60.9
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
2.3 to 2.8