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Grade C-5 Titanium vs. EN 2.4951 Nickel

Grade C-5 titanium belongs to the titanium alloys classification, while EN 2.4951 nickel belongs to the nickel 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 grade C-5 titanium and the bottom bar is EN 2.4951 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 310
200
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 6.7
34
Fatigue Strength, MPa 510
200
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 1000
750
Tensile Strength: Yield (Proof), MPa 940
270

Thermal Properties

Latent Heat of Fusion, J/g 410
320
Maximum Temperature: Mechanical, °C 340
1150
Melting Completion (Liquidus), °C 1610
1360
Melting Onset (Solidus), °C 1560
1310
Specific Heat Capacity, J/kg-K 560
460
Thermal Conductivity, W/m-K 7.1
12
Thermal Expansion, µm/m-K 9.6
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
1.7

Otherwise Unclassified Properties

Base Metal Price, % relative 36
60
Density, g/cm3 4.4
8.5
Embodied Carbon, kg CO2/kg material 38
9.3
Embodied Energy, MJ/kg 610
130
Embodied Water, L/kg 200
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 66
200
Resilience: Unit (Modulus of Resilience), kJ/m3 4200
190
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 63
25
Strength to Weight: Bending, points 50
22
Thermal Diffusivity, mm2/s 2.9
3.1
Thermal Shock Resistance, points 71
23

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0 to 0.3
Carbon (C), % 0 to 0.1
0.080 to 0.15
Chromium (Cr), % 0
18 to 21
Cobalt (Co), % 0
0 to 5.0
Copper (Cu), % 0
0 to 0.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0 to 5.0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0 to 0.050
65.4 to 81.7
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 87.5 to 91
0.2 to 0.6
Vanadium (V), % 3.5 to 4.5
0
Residuals, % 0 to 0.4
0