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C84000 Brass vs. C67500 Bronze

Both C84000 brass and C67500 bronze are copper alloys. They have 70% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C84000 brass and the bottom bar is C67500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 27
14 to 33
Poisson's Ratio 0.33
0.3
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 250
430 to 580
Tensile Strength: Yield (Proof), MPa 140
170 to 370

Thermal Properties

Latent Heat of Fusion, J/g 190
170
Maximum Temperature: Mechanical, °C 170
120
Melting Completion (Liquidus), °C 1040
890
Melting Onset (Solidus), °C 940
870
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 72
110
Thermal Expansion, µm/m-K 18
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
24
Electrical Conductivity: Equal Weight (Specific), % IACS 17
27

Otherwise Unclassified Properties

Base Metal Price, % relative 30
23
Density, g/cm3 8.6
8.0
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 49
47
Embodied Water, L/kg 330
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 58
61 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 83
130 to 650
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 8.2
15 to 20
Strength to Weight: Bending, points 10
16 to 19
Thermal Diffusivity, mm2/s 22
34
Thermal Shock Resistance, points 9.0
14 to 19

Alloy Composition


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Aluminum (Al), % 0 to 0.0050
0 to 0.25
Antimony (Sb), % 0 to 0.020
0
Boron (B), % 0 to 0.1
0
Copper (Cu), % 82 to 89
57 to 60
Iron (Fe), % 0 to 0.4
0.8 to 2.0
Lead (Pb), % 0 to 0.090
0 to 0.2
Manganese (Mn), % 0 to 0.010
0.050 to 0.5
Nickel (Ni), % 0.5 to 2.0
0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0.1 to 0.65
0
Tin (Sn), % 2.0 to 4.0
0.5 to 1.5
Zinc (Zn), % 5.0 to 14
35.1 to 41.7
Zirconium (Zr), % 0 to 0.1
0
Residuals, % 0 to 0.7
0 to 0.5