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C87400 Brass vs. C99600 Bronze

Both C87400 brass and C99600 bronze are copper alloys. They have 56% of their average alloy composition in common. There are 24 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 C87400 brass and the bottom bar is C99600 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
150
Elongation at Break, % 21
27 to 34
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 41
56
Tensile Strength: Ultimate (UTS), MPa 390
560
Tensile Strength: Yield (Proof), MPa 160
250 to 300

Thermal Properties

Latent Heat of Fusion, J/g 250
240
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 920
1100
Melting Onset (Solidus), °C 820
1050
Specific Heat Capacity, J/kg-K 400
440
Thermal Expansion, µm/m-K 18
19

Otherwise Unclassified Properties

Base Metal Price, % relative 27
22
Density, g/cm3 8.3
8.1
Embodied Carbon, kg CO2/kg material 2.7
3.2
Embodied Energy, MJ/kg 44
51
Embodied Water, L/kg 310
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 65
130 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 120
210 to 310
Stiffness to Weight: Axial, points 7.4
10
Stiffness to Weight: Bending, points 19
22
Strength to Weight: Axial, points 13
19
Strength to Weight: Bending, points 14
19
Thermal Shock Resistance, points 14
14

Alloy Composition

Aluminum (Al), % 0 to 0.8
1.0 to 2.8
Carbon (C), % 0
0 to 0.050
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 79 to 85.5
50.8 to 60
Iron (Fe), % 0
0 to 0.2
Lead (Pb), % 0 to 1.0
0 to 0.020
Manganese (Mn), % 0
39 to 45
Nickel (Ni), % 0
0 to 0.2
Silicon (Si), % 2.5 to 4.0
0 to 0.1
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 12 to 16
0 to 0.2
Residuals, % 0
0 to 0.3