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C84000 Brass vs. C95520 Bronze

Both C84000 brass and C95520 bronze are copper alloys. They have 80% of their average alloy composition in common.

For each property being compared, the top bar is C84000 brass and the bottom bar is C95520 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 65
280
Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 27
2.6
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
44
Tensile Strength: Ultimate (UTS), MPa 250
970
Tensile Strength: Yield (Proof), MPa 140
530

Thermal Properties

Latent Heat of Fusion, J/g 190
240
Maximum Temperature: Mechanical, °C 170
240
Melting Completion (Liquidus), °C 1040
1070
Melting Onset (Solidus), °C 940
1020
Specific Heat Capacity, J/kg-K 380
450
Thermal Conductivity, W/m-K 72
40
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
11
Electrical Conductivity: Equal Weight (Specific), % IACS 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 30
29
Density, g/cm3 8.6
8.2
Embodied Carbon, kg CO2/kg material 3.0
3.6
Embodied Energy, MJ/kg 49
58
Embodied Water, L/kg 330
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 58
21
Resilience: Unit (Modulus of Resilience), kJ/m3 83
1210
Stiffness to Weight: Axial, points 7.2
8.0
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 8.2
33
Strength to Weight: Bending, points 10
27
Thermal Diffusivity, mm2/s 22
11
Thermal Shock Resistance, points 9.0
33

Alloy Composition

Aluminum (Al), % 0 to 0.0050
10.5 to 11.5
Antimony (Sb), % 0 to 0.020
0
Boron (B), % 0 to 0.1
0
Chromium (Cr), % 0
0 to 0.050
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 82 to 89
74.5 to 81.3
Iron (Fe), % 0 to 0.4
4.0 to 5.5
Lead (Pb), % 0 to 0.090
0 to 0.030
Manganese (Mn), % 0 to 0.010
0 to 1.5
Nickel (Ni), % 0.5 to 2.0
4.2 to 6.0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.0050
0 to 0.15
Sulfur (S), % 0.1 to 0.65
0
Tin (Sn), % 2.0 to 4.0
0 to 0.25
Zinc (Zn), % 5.0 to 14
0 to 0.3
Zirconium (Zr), % 0 to 0.1
0
Residuals, % 0 to 0.7
0 to 0.5