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C83800 Bronze vs. C44500 Brass

Both C83800 bronze and C44500 brass are copper alloys. They have 79% of their average alloy composition in common. There are 26 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 C83800 bronze and the bottom bar is C44500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 39
41
Tensile Strength: Ultimate (UTS), MPa 230
350
Tensile Strength: Yield (Proof), MPa 110
120

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 160
140
Melting Completion (Liquidus), °C 1000
940
Melting Onset (Solidus), °C 840
900
Specific Heat Capacity, J/kg-K 370
380
Thermal Conductivity, W/m-K 72
110
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
25
Electrical Conductivity: Equal Weight (Specific), % IACS 15
27

Otherwise Unclassified Properties

Base Metal Price, % relative 30
26
Density, g/cm3 8.8
8.3
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 47
46
Embodied Water, L/kg 340
330

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 53
65
Stiffness to Weight: Axial, points 6.6
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.4
12
Strength to Weight: Bending, points 9.6
13
Thermal Diffusivity, mm2/s 22
35
Thermal Shock Resistance, points 8.6
12

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 82 to 83.8
70 to 73
Iron (Fe), % 0 to 0.3
0 to 0.060
Lead (Pb), % 5.0 to 7.0
0 to 0.070
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 1.5
0.020 to 0.1
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 3.3 to 4.2
0.9 to 1.2
Zinc (Zn), % 5.0 to 8.0
25.2 to 29.1
Residuals, % 0
0 to 0.4