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C68300 Brass vs. C61500 Bronze

Both C68300 brass and C61500 bronze are copper alloys. They have 61% of their average alloy composition in common. There are 27 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 C68300 brass and the bottom bar is C61500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 15
3.0 to 55
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
42
Shear Strength, MPa 260
350 to 550
Tensile Strength: Ultimate (UTS), MPa 430
480 to 970
Tensile Strength: Yield (Proof), MPa 260
150 to 720

Thermal Properties

Latent Heat of Fusion, J/g 180
220
Maximum Temperature: Mechanical, °C 120
220
Melting Completion (Liquidus), °C 900
1040
Melting Onset (Solidus), °C 890
1030
Specific Heat Capacity, J/kg-K 390
430
Thermal Conductivity, W/m-K 120
58
Thermal Expansion, µm/m-K 20
18

Otherwise Unclassified Properties

Base Metal Price, % relative 23
29
Density, g/cm3 8.0
8.4
Embodied Carbon, kg CO2/kg material 2.8
3.2
Embodied Energy, MJ/kg 46
52
Embodied Water, L/kg 340
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
27 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 330
100 to 2310
Stiffness to Weight: Axial, points 7.3
7.5
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 15
16 to 32
Strength to Weight: Bending, points 16
16 to 26
Thermal Diffusivity, mm2/s 38
16
Thermal Shock Resistance, points 14
17 to 34

Alloy Composition

Aluminum (Al), % 0
7.7 to 8.3
Antimony (Sb), % 0.3 to 1.0
0
Cadmium (Cd), % 0 to 0.010
0
Copper (Cu), % 59 to 63
89 to 90.5
Lead (Pb), % 0 to 0.090
0 to 0.015
Nickel (Ni), % 0
1.8 to 2.2
Silicon (Si), % 0.3 to 1.0
0
Tin (Sn), % 0.050 to 0.2
0
Zinc (Zn), % 34.2 to 40.4
0
Residuals, % 0
0 to 0.5