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C35300 Brass vs. C90900 Bronze

Both C35300 brass and C90900 bronze are copper alloys. They have 62% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C35300 brass and the bottom bar is C90900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
40
Tensile Strength: Ultimate (UTS), MPa 340 to 650
280

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 120
160
Melting Completion (Liquidus), °C 910
980
Melting Onset (Solidus), °C 890
820
Specific Heat Capacity, J/kg-K 380
360
Thermal Conductivity, W/m-K 120
65
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
11
Electrical Conductivity: Equal Weight (Specific), % IACS 29
11

Otherwise Unclassified Properties

Base Metal Price, % relative 23
36
Density, g/cm3 8.1
8.7
Embodied Carbon, kg CO2/kg material 2.6
3.9
Embodied Energy, MJ/kg 45
64
Embodied Water, L/kg 320
410

Common Calculations

Stiffness to Weight: Axial, points 7.1
6.8
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12 to 22
8.8
Strength to Weight: Bending, points 13 to 21
11
Thermal Diffusivity, mm2/s 38
21
Thermal Shock Resistance, points 11 to 22
10

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 60 to 63
86 to 89
Iron (Fe), % 0 to 0.1
0 to 0.15
Lead (Pb), % 1.5 to 2.5
0 to 0.25
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
12 to 14
Zinc (Zn), % 33.9 to 38.5
0 to 0.25
Residuals, % 0
0 to 0.6