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C93700 Bronze vs. C23400 Brass

Both C93700 bronze and C23400 brass are copper alloys. They have 81% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is C93700 bronze and the bottom bar is C23400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 99
110
Poisson's Ratio 0.35
0.32
Rockwell B Hardness 60
52 to 91
Shear Modulus, GPa 37
42
Tensile Strength: Ultimate (UTS), MPa 240
370 to 640

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 140
160
Melting Completion (Liquidus), °C 930
970
Melting Onset (Solidus), °C 760
930
Specific Heat Capacity, J/kg-K 350
390
Thermal Conductivity, W/m-K 47
120
Thermal Expansion, µm/m-K 19
19

Otherwise Unclassified Properties

Base Metal Price, % relative 33
27
Density, g/cm3 8.9
8.5
Embodied Carbon, kg CO2/kg material 3.5
2.6
Embodied Energy, MJ/kg 57
43
Embodied Water, L/kg 390
320

Common Calculations

Stiffness to Weight: Axial, points 6.2
7.2
Stiffness to Weight: Bending, points 17
19
Strength to Weight: Axial, points 7.5
12 to 21
Strength to Weight: Bending, points 9.6
13 to 19
Thermal Diffusivity, mm2/s 15
36
Thermal Shock Resistance, points 9.4
12 to 22

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.5
0
Copper (Cu), % 78 to 82
81 to 84
Iron (Fe), % 0 to 0.15
0 to 0.050
Lead (Pb), % 8.0 to 11
0 to 0.050
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 9.0 to 11
0
Zinc (Zn), % 0 to 0.8
15.7 to 19
Residuals, % 0
0 to 0.2