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Grade 37 Titanium vs. C33000 Brass

Grade 37 titanium belongs to the titanium alloys classification, while C33000 brass 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 37 titanium and the bottom bar is C33000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 22
7.0 to 60
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 40
40
Shear Strength, MPa 240
240 to 300
Tensile Strength: Ultimate (UTS), MPa 390
320 to 520
Tensile Strength: Yield (Proof), MPa 250
110 to 450

Thermal Properties

Latent Heat of Fusion, J/g 420
180
Maximum Temperature: Mechanical, °C 310
130
Melting Completion (Liquidus), °C 1650
940
Melting Onset (Solidus), °C 1600
900
Specific Heat Capacity, J/kg-K 550
390
Thermal Conductivity, W/m-K 21
120
Thermal Expansion, µm/m-K 8.9
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
26
Electrical Conductivity: Equal Weight (Specific), % IACS 6.8
29

Otherwise Unclassified Properties

Base Metal Price, % relative 36
24
Density, g/cm3 4.5
8.2
Embodied Carbon, kg CO2/kg material 31
2.7
Embodied Energy, MJ/kg 500
45
Embodied Water, L/kg 120
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 76
35 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 280
60 to 950
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 35
19
Strength to Weight: Axial, points 24
11 to 18
Strength to Weight: Bending, points 26
13 to 18
Thermal Diffusivity, mm2/s 8.4
37
Thermal Shock Resistance, points 29
11 to 17

Alloy Composition

Aluminum (Al), % 1.0 to 2.0
0
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
65 to 68
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
0 to 0.070
Lead (Pb), % 0
0.25 to 0.7
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Titanium (Ti), % 96.9 to 99
0
Zinc (Zn), % 0
30.8 to 34.8
Residuals, % 0
0 to 0.4