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C44400 Brass vs. C91000 Bronze

Both C44400 brass and C91000 bronze are copper alloys. They have 74% 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 C91000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 41
39
Tensile Strength: Ultimate (UTS), MPa 350
230
Tensile Strength: Yield (Proof), MPa 120
150

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 140
160
Melting Completion (Liquidus), °C 940
960
Melting Onset (Solidus), °C 900
820
Specific Heat Capacity, J/kg-K 380
360
Thermal Conductivity, W/m-K 110
64
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 27
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 26
37
Density, g/cm3 8.3
8.6
Embodied Carbon, kg CO2/kg material 2.8
4.1
Embodied Energy, MJ/kg 46
67
Embodied Water, L/kg 330
420

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 65
100
Stiffness to Weight: Axial, points 7.2
6.8
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12
7.5
Strength to Weight: Bending, points 13
9.7
Thermal Diffusivity, mm2/s 35
20
Thermal Shock Resistance, points 12
8.8

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0.020 to 0.1
0 to 0.2
Copper (Cu), % 70 to 73
84 to 86
Iron (Fe), % 0 to 0.060
0 to 0.1
Lead (Pb), % 0 to 0.070
0 to 0.2
Nickel (Ni), % 0
0 to 0.8
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0.9 to 1.2
14 to 16
Zinc (Zn), % 25.2 to 29.1
0 to 1.5
Residuals, % 0
0 to 0.6