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C47940 Brass vs. C86300 Bronze

Both C47940 brass and C86300 bronze are copper alloys. They have 89% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C47940 brass and the bottom bar is C86300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 14 to 34
14
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 380 to 520
850
Tensile Strength: Yield (Proof), MPa 160 to 390
480

Thermal Properties

Latent Heat of Fusion, J/g 170
200
Maximum Temperature: Mechanical, °C 130
160
Melting Completion (Liquidus), °C 850
920
Melting Onset (Solidus), °C 800
890
Specific Heat Capacity, J/kg-K 380
420
Thermal Conductivity, W/m-K 110
35
Thermal Expansion, µm/m-K 20
20

Otherwise Unclassified Properties

Base Metal Price, % relative 25
23
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 2.8
3.0
Embodied Energy, MJ/kg 47
51
Embodied Water, L/kg 330
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 68 to 100
100
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 740
1030
Stiffness to Weight: Axial, points 7.1
7.8
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 13 to 17
30
Strength to Weight: Bending, points 14 to 17
25
Thermal Diffusivity, mm2/s 36
11
Thermal Shock Resistance, points 13 to 17
28

Alloy Composition

Aluminum (Al), % 0
5.0 to 7.5
Copper (Cu), % 63 to 66
60 to 66
Iron (Fe), % 0.1 to 1.0
2.0 to 4.0
Lead (Pb), % 1.0 to 2.0
0 to 0.2
Manganese (Mn), % 0
2.5 to 5.0
Nickel (Ni), % 0.1 to 0.5
0 to 1.0
Tin (Sn), % 1.2 to 2.0
0 to 0.2
Zinc (Zn), % 28.1 to 34.6
22 to 28
Residuals, % 0 to 0.4
0 to 1.0