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C87900 Brass vs. Grade 33 Titanium

C87900 brass belongs to the copper alloys classification, while grade 33 titanium belongs to the titanium alloys. There are 28 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 C87900 brass and the bottom bar is grade 33 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 25
23
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 41
41
Tensile Strength: Ultimate (UTS), MPa 480
390
Tensile Strength: Yield (Proof), MPa 240
350

Thermal Properties

Latent Heat of Fusion, J/g 190
420
Maximum Temperature: Mechanical, °C 130
320
Melting Completion (Liquidus), °C 930
1660
Melting Onset (Solidus), °C 900
1610
Specific Heat Capacity, J/kg-K 390
540
Thermal Conductivity, W/m-K 120
21
Thermal Expansion, µm/m-K 20
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 17
6.9

Otherwise Unclassified Properties

Base Metal Price, % relative 24
55
Density, g/cm3 8.1
4.5
Embodied Carbon, kg CO2/kg material 2.7
33
Embodied Energy, MJ/kg 46
530
Embodied Water, L/kg 320
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
86
Resilience: Unit (Modulus of Resilience), kJ/m3 270
590
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 20
35
Strength to Weight: Axial, points 17
24
Strength to Weight: Bending, points 17
26
Thermal Diffusivity, mm2/s 37
8.7
Thermal Shock Resistance, points 16
30

Alloy Composition


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Aluminum (Al), % 0 to 0.15
0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
0.1 to 0.2
Copper (Cu), % 63 to 69.2
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.4
0 to 0.3
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0 to 0.5
0.35 to 0.55
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Palladium (Pd), % 0
0.010 to 0.020
Phosphorus (P), % 0 to 0.010
0
Ruthenium (Ru), % 0
0.020 to 0.040
Silicon (Si), % 0.8 to 1.2
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0 to 0.25
0
Titanium (Ti), % 0
98.1 to 99.52
Zinc (Zn), % 30 to 36
0
Residuals, % 0
0 to 0.4