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C85400 Brass vs. C51900 Bronze

Both C85400 brass and C51900 bronze are copper alloys. They have 69% of their average alloy composition in common. There are 28 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 C85400 brass and the bottom bar is C51900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 23
14 to 29
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 220
380 to 620
Tensile Strength: Yield (Proof), MPa 85
390 to 570

Thermal Properties

Latent Heat of Fusion, J/g 180
200
Maximum Temperature: Mechanical, °C 130
180
Melting Completion (Liquidus), °C 940
1040
Melting Onset (Solidus), °C 940
930
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 89
66
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
14
Electrical Conductivity: Equal Weight (Specific), % IACS 22
14

Otherwise Unclassified Properties

Base Metal Price, % relative 25
33
Density, g/cm3 8.3
8.8
Embodied Carbon, kg CO2/kg material 2.8
3.2
Embodied Energy, MJ/kg 46
51
Embodied Water, L/kg 330
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
55 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 35
680 to 1450
Stiffness to Weight: Axial, points 7.0
7.0
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 7.5
12 to 19
Strength to Weight: Bending, points 9.9
13 to 18
Thermal Diffusivity, mm2/s 28
20
Thermal Shock Resistance, points 7.6
14 to 22

Alloy Composition

Aluminum (Al), % 0 to 0.35
0
Copper (Cu), % 65 to 70
91.7 to 95
Iron (Fe), % 0 to 0.7
0 to 0.1
Lead (Pb), % 1.5 to 3.8
0 to 0.050
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0
0.030 to 0.35
Silicon (Si), % 0 to 0.050
0
Tin (Sn), % 0.5 to 1.5
5.0 to 7.0
Zinc (Zn), % 24 to 32
0 to 0.3
Residuals, % 0
0 to 0.5