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C84000 Brass vs. C86300 Bronze

Both C84000 brass and C86300 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 74% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C84000 brass and the bottom bar is C86300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 65
250
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 27
14
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 250
850
Tensile Strength: Yield (Proof), MPa 140
480

Thermal Properties

Latent Heat of Fusion, J/g 190
200
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 1040
920
Melting Onset (Solidus), °C 940
890
Specific Heat Capacity, J/kg-K 380
420
Thermal Conductivity, W/m-K 72
35
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 17
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 30
23
Density, g/cm3 8.6
7.8
Embodied Carbon, kg CO2/kg material 3.0
3.0
Embodied Energy, MJ/kg 49
51
Embodied Water, L/kg 330
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 58
100
Resilience: Unit (Modulus of Resilience), kJ/m3 83
1030
Stiffness to Weight: Axial, points 7.2
7.8
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 8.2
30
Strength to Weight: Bending, points 10
25
Thermal Diffusivity, mm2/s 22
11
Thermal Shock Resistance, points 9.0
28

Alloy Composition

Aluminum (Al), % 0 to 0.0050
5.0 to 7.5
Antimony (Sb), % 0 to 0.020
0
Boron (B), % 0 to 0.1
0
Copper (Cu), % 82 to 89
60 to 66
Iron (Fe), % 0 to 0.4
2.0 to 4.0
Lead (Pb), % 0 to 0.090
0 to 0.2
Manganese (Mn), % 0 to 0.010
2.5 to 5.0
Nickel (Ni), % 0.5 to 2.0
0 to 1.0
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 to 0.2
Zinc (Zn), % 5.0 to 14
22 to 28
Zirconium (Zr), % 0 to 0.1
0
Residuals, % 0 to 0.7
0 to 1.0