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Grade 20 Titanium vs. C99750 Brass

Grade 20 titanium belongs to the titanium alloys classification, while C99750 brass belongs to the copper alloys. There are 23 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 grade 20 titanium and the bottom bar is C99750 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
130
Elongation at Break, % 5.7 to 17
20 to 30
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 47
48
Tensile Strength: Ultimate (UTS), MPa 900 to 1270
450 to 520
Tensile Strength: Yield (Proof), MPa 850 to 1190
220 to 280

Thermal Properties

Latent Heat of Fusion, J/g 400
200
Maximum Temperature: Mechanical, °C 370
160
Melting Completion (Liquidus), °C 1660
840
Melting Onset (Solidus), °C 1600
820
Specific Heat Capacity, J/kg-K 520
410
Thermal Expansion, µm/m-K 9.6
20

Otherwise Unclassified Properties

Density, g/cm3 5.0
8.1
Embodied Carbon, kg CO2/kg material 52
3.1
Embodied Energy, MJ/kg 860
51
Embodied Water, L/kg 350
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 150
87 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 2940 to 5760
190 to 300
Stiffness to Weight: Axial, points 14
8.6
Stiffness to Weight: Bending, points 33
21
Strength to Weight: Axial, points 50 to 70
15 to 18
Strength to Weight: Bending, points 41 to 52
16 to 18
Thermal Shock Resistance, points 55 to 77
13 to 15

Alloy Composition

Aluminum (Al), % 3.0 to 4.0
0.25 to 3.0
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 5.5 to 6.5
0
Copper (Cu), % 0
55 to 61
Hydrogen (H), % 0 to 0.020
0
Iron (Fe), % 0 to 0.3
0 to 1.0
Lead (Pb), % 0
0.5 to 2.5
Manganese (Mn), % 0
17 to 23
Molybdenum (Mo), % 3.5 to 4.5
0
Nickel (Ni), % 0
0 to 5.0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.12
0
Palladium (Pd), % 0.040 to 0.080
0
Titanium (Ti), % 71 to 77
0
Vanadium (V), % 7.5 to 8.5
0
Zinc (Zn), % 0
17 to 23
Zirconium (Zr), % 3.5 to 4.5
0
Residuals, % 0
0 to 0.3

Comparable Variants