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Monel K-500 vs. R56401 Titanium

Monel K-500 belongs to the nickel alloys classification, while R56401 titanium belongs to the titanium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is Monel K-500 and the bottom bar is R56401 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
110
Elongation at Break, % 25 to 36
9.1
Fatigue Strength, MPa 260 to 560
480
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 61
40
Shear Strength, MPa 430 to 700
560
Tensile Strength: Ultimate (UTS), MPa 640 to 1100
940
Tensile Strength: Yield (Proof), MPa 310 to 880
850

Thermal Properties

Latent Heat of Fusion, J/g 270
410
Maximum Temperature: Mechanical, °C 900
340
Melting Completion (Liquidus), °C 1350
1610
Melting Onset (Solidus), °C 1320
1560
Specific Heat Capacity, J/kg-K 440
560
Thermal Conductivity, W/m-K 18
7.1
Thermal Expansion, µm/m-K 14
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 50
36
Density, g/cm3 8.7
4.5
Embodied Carbon, kg CO2/kg material 8.1
38
Embodied Energy, MJ/kg 120
610
Embodied Water, L/kg 280
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 260
83
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 2420
3440
Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
35
Strength to Weight: Axial, points 21 to 35
59
Strength to Weight: Bending, points 19 to 27
48
Thermal Diffusivity, mm2/s 4.8
2.9
Thermal Shock Resistance, points 21 to 36
67

Alloy Composition

Aluminum (Al), % 2.3 to 3.2
5.5 to 6.5
Carbon (C), % 0 to 0.18
0 to 0.080
Copper (Cu), % 27 to 33
0
Hydrogen (H), % 0
0 to 0.012
Iron (Fe), % 0 to 2.0
0 to 0.25
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 63 to 70.4
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.13
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 0.35 to 0.85
88.5 to 91
Vanadium (V), % 0
3.5 to 4.5