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C68300 Brass vs. Grade 19 Titanium

C68300 brass belongs to the copper alloys classification, while grade 19 titanium belongs to the titanium alloys. There are 27 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 C68300 brass and the bottom bar is grade 19 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 15
5.6 to 17
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 40
47
Shear Strength, MPa 260
550 to 750
Tensile Strength: Ultimate (UTS), MPa 430
890 to 1300
Tensile Strength: Yield (Proof), MPa 260
870 to 1170

Thermal Properties

Latent Heat of Fusion, J/g 180
400
Maximum Temperature: Mechanical, °C 120
370
Melting Completion (Liquidus), °C 900
1660
Melting Onset (Solidus), °C 890
1600
Specific Heat Capacity, J/kg-K 390
520
Thermal Conductivity, W/m-K 120
6.2
Thermal Expansion, µm/m-K 20
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 23
45
Density, g/cm3 8.0
5.0
Embodied Carbon, kg CO2/kg material 2.8
47
Embodied Energy, MJ/kg 46
760
Embodied Water, L/kg 340
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
70 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 330
3040 to 5530
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 20
33
Strength to Weight: Axial, points 15
49 to 72
Strength to Weight: Bending, points 16
41 to 53
Thermal Diffusivity, mm2/s 38
2.4
Thermal Shock Resistance, points 14
57 to 83

Alloy Composition

Aluminum (Al), % 0
3.0 to 4.0
Antimony (Sb), % 0.3 to 1.0
0
Cadmium (Cd), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
5.5 to 6.5
Copper (Cu), % 59 to 63
0
Hydrogen (H), % 0
0 to 0.020
Iron (Fe), % 0
0 to 0.3
Lead (Pb), % 0 to 0.090
0
Molybdenum (Mo), % 0
3.5 to 4.5
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.12
Silicon (Si), % 0.3 to 1.0
0
Tin (Sn), % 0.050 to 0.2
0
Titanium (Ti), % 0
71.1 to 77
Vanadium (V), % 0
7.5 to 8.5
Zinc (Zn), % 34.2 to 40.4
0
Zirconium (Zr), % 0
3.5 to 4.5
Residuals, % 0
0 to 0.4