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Grade 13 Titanium vs. C90500 Gun Metal

Grade 13 titanium belongs to the titanium alloys classification, while C90500 gun metal belongs to the copper alloys. There are 29 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 grade 13 titanium and the bottom bar is C90500 gun metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 27
20
Fatigue Strength, MPa 140
90
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 310
320
Tensile Strength: Yield (Proof), MPa 190
160

Thermal Properties

Latent Heat of Fusion, J/g 420
190
Maximum Temperature: Mechanical, °C 320
170
Melting Completion (Liquidus), °C 1660
1000
Melting Onset (Solidus), °C 1610
850
Specific Heat Capacity, J/kg-K 540
370
Thermal Conductivity, W/m-K 22
75
Thermal Expansion, µm/m-K 8.7
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
11
Electrical Conductivity: Equal Weight (Specific), % IACS 7.2
11

Otherwise Unclassified Properties

Base Metal Price, % relative 37
35
Density, g/cm3 4.5
8.7
Embodied Carbon, kg CO2/kg material 32
3.6
Embodied Energy, MJ/kg 520
59
Embodied Water, L/kg 210
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 73
54
Resilience: Unit (Modulus of Resilience), kJ/m3 180
110
Stiffness to Weight: Axial, points 13
6.9
Stiffness to Weight: Bending, points 35
18
Strength to Weight: Axial, points 19
10
Strength to Weight: Bending, points 22
12
Thermal Diffusivity, mm2/s 8.9
23
Thermal Shock Resistance, points 24
12

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
86 to 89
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Nickel (Ni), % 0.4 to 0.6
0 to 1.0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.1
0
Phosphorus (P), % 0
0 to 1.5
Ruthenium (Ru), % 0.040 to 0.060
0
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
9.0 to 11
Titanium (Ti), % 98.5 to 99.56
0
Zinc (Zn), % 0
1.0 to 3.0
Residuals, % 0
0 to 0.3