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C87600 Bronze vs. C47940 Brass

Both C87600 bronze and C47940 brass are copper alloys. They have 70% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C87600 bronze and the bottom bar is C47940 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 18
14 to 34
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 470
380 to 520
Tensile Strength: Yield (Proof), MPa 230
160 to 390

Thermal Properties

Latent Heat of Fusion, J/g 280
170
Maximum Temperature: Mechanical, °C 190
130
Melting Completion (Liquidus), °C 970
850
Melting Onset (Solidus), °C 860
800
Specific Heat Capacity, J/kg-K 410
380
Thermal Conductivity, W/m-K 28
110
Thermal Expansion, µm/m-K 17
20

Otherwise Unclassified Properties

Base Metal Price, % relative 29
25
Density, g/cm3 8.5
8.2
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 43
47
Embodied Water, L/kg 300
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
68 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 240
120 to 740
Stiffness to Weight: Axial, points 7.4
7.1
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16
13 to 17
Strength to Weight: Bending, points 16
14 to 17
Thermal Diffusivity, mm2/s 8.1
36
Thermal Shock Resistance, points 17
13 to 17

Alloy Composition

Copper (Cu), % 88 to 92.5
63 to 66
Iron (Fe), % 0
0.1 to 1.0
Lead (Pb), % 0 to 0.5
1.0 to 2.0
Nickel (Ni), % 0
0.1 to 0.5
Silicon (Si), % 3.5 to 5.5
0
Tin (Sn), % 0
1.2 to 2.0
Zinc (Zn), % 4.0 to 7.0
28.1 to 34.6
Residuals, % 0
0 to 0.4