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C44400 Brass vs. C90400 Bronze

Both C44400 brass and C90400 bronze are copper alloys. They have 76% 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 C90400 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
41
Tensile Strength: Ultimate (UTS), MPa 350
310
Tensile Strength: Yield (Proof), MPa 120
180

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 140
170
Melting Completion (Liquidus), °C 940
990
Melting Onset (Solidus), °C 900
850
Specific Heat Capacity, J/kg-K 380
370
Thermal Conductivity, W/m-K 110
75
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
12
Electrical Conductivity: Equal Weight (Specific), % IACS 27
12

Otherwise Unclassified Properties

Base Metal Price, % relative 26
34
Density, g/cm3 8.3
8.7
Embodied Carbon, kg CO2/kg material 2.8
3.5
Embodied Energy, MJ/kg 46
56
Embodied Water, L/kg 330
370

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 65
150
Stiffness to Weight: Axial, points 7.2
7.0
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12
10
Strength to Weight: Bending, points 13
12
Thermal Diffusivity, mm2/s 35
23
Thermal Shock Resistance, points 12
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0.020 to 0.1
0 to 0.020
Boron (B), % 0
0 to 0.1
Copper (Cu), % 70 to 73
86 to 89
Iron (Fe), % 0 to 0.060
0 to 0.4
Lead (Pb), % 0 to 0.070
0 to 0.090
Manganese (Mn), % 0
0 to 0.010
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0.1 to 0.65
Tin (Sn), % 0.9 to 1.2
7.5 to 8.5
Zinc (Zn), % 25.2 to 29.1
1.0 to 5.0
Zirconium (Zr), % 0
0 to 0.1
Residuals, % 0
0 to 0.7