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Monel R-405 vs. R56401 Titanium

Monel R-405 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 (2, in this case) are not shown.

For each property being compared, the top bar is Monel R-405 and the bottom bar is R56401 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
110
Elongation at Break, % 9.1 to 39
9.1
Fatigue Strength, MPa 210 to 250
480
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 62
40
Shear Strength, MPa 350 to 370
560
Tensile Strength: Ultimate (UTS), MPa 540 to 630
940
Tensile Strength: Yield (Proof), MPa 190 to 350
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 1300
1560
Specific Heat Capacity, J/kg-K 430
560
Thermal Conductivity, W/m-K 23
7.1
Thermal Expansion, µm/m-K 14
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 50
36
Density, g/cm3 8.9
4.5
Embodied Carbon, kg CO2/kg material 7.9
38
Embodied Energy, MJ/kg 110
610
Embodied Water, L/kg 250
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49 to 170
83
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 370
3440
Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
35
Strength to Weight: Axial, points 17 to 20
59
Strength to Weight: Bending, points 17 to 18
48
Thermal Diffusivity, mm2/s 5.9
2.9
Thermal Shock Resistance, points 17 to 20
67

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.5
Carbon (C), % 0 to 0.3
0 to 0.080
Copper (Cu), % 28 to 34
0
Hydrogen (H), % 0
0 to 0.012
Iron (Fe), % 0 to 2.5
0 to 0.25
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 63 to 72
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.13
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0.025 to 0.060
0
Titanium (Ti), % 0
88.5 to 91
Vanadium (V), % 0
3.5 to 4.5