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C84500 Brass vs. C31600 Bronze

Both C84500 brass and C31600 bronze are copper alloys. They have 89% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C84500 brass and the bottom bar is C31600 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 28
6.7 to 28
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 39
42
Tensile Strength: Ultimate (UTS), MPa 240
270 to 460
Tensile Strength: Yield (Proof), MPa 97
80 to 390

Thermal Properties

Latent Heat of Fusion, J/g 180
200
Maximum Temperature: Mechanical, °C 150
180
Melting Completion (Liquidus), °C 980
1040
Melting Onset (Solidus), °C 840
1010
Specific Heat Capacity, J/kg-K 360
380
Thermal Conductivity, W/m-K 72
140
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
32
Electrical Conductivity: Equal Weight (Specific), % IACS 17
33

Otherwise Unclassified Properties

Base Metal Price, % relative 28
29
Density, g/cm3 8.7
8.8
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 47
43
Embodied Water, L/kg 340
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54
30 to 58
Resilience: Unit (Modulus of Resilience), kJ/m3 45
28 to 690
Stiffness to Weight: Axial, points 6.6
7.1
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 7.7
8.5 to 15
Strength to Weight: Bending, points 9.8
11 to 15
Thermal Diffusivity, mm2/s 23
42
Thermal Shock Resistance, points 8.6
9.4 to 16

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 77 to 79
87.5 to 90.5
Iron (Fe), % 0 to 0.4
0 to 0.1
Lead (Pb), % 6.0 to 7.5
1.3 to 2.5
Nickel (Ni), % 0 to 1.0
0.7 to 1.2
Phosphorus (P), % 0 to 0.020
0.040 to 0.1
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 2.0 to 4.0
0
Zinc (Zn), % 10 to 14
5.2 to 10.5
Residuals, % 0
0 to 0.4