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C44400 Brass vs. C94400 Bronze

Both C44400 brass and C94400 bronze are copper alloys. They have 73% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C44400 brass and the bottom bar is C94400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Poisson's Ratio 0.32
0.35
Shear Modulus, GPa 41
37
Tensile Strength: Ultimate (UTS), MPa 350
220
Tensile Strength: Yield (Proof), MPa 120
110

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 140
150
Melting Completion (Liquidus), °C 940
940
Melting Onset (Solidus), °C 900
790
Specific Heat Capacity, J/kg-K 380
350
Thermal Conductivity, W/m-K 110
52
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
10
Electrical Conductivity: Equal Weight (Specific), % IACS 27
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 26
32
Density, g/cm3 8.3
9.1
Embodied Carbon, kg CO2/kg material 2.8
3.4
Embodied Energy, MJ/kg 46
54
Embodied Water, L/kg 330
390

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 65
60
Stiffness to Weight: Axial, points 7.2
6.1
Stiffness to Weight: Bending, points 19
17
Strength to Weight: Axial, points 12
6.8
Strength to Weight: Bending, points 13
9.0
Thermal Diffusivity, mm2/s 35
17
Thermal Shock Resistance, points 12
8.3

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0.020 to 0.1
0 to 0.8
Copper (Cu), % 70 to 73
76.1 to 84
Iron (Fe), % 0 to 0.060
0 to 0.15
Lead (Pb), % 0 to 0.070
9.0 to 12
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0.9 to 1.2
7.0 to 9.0
Zinc (Zn), % 25.2 to 29.1
0 to 0.8
Residuals, % 0 to 0.4
0