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C68300 Brass vs. C94900 Bronze

Both C68300 brass and C94900 bronze are copper alloys. They have 67% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C68300 brass and the bottom bar is C94900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 15
17
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
41
Tensile Strength: Ultimate (UTS), MPa 430
300
Tensile Strength: Yield (Proof), MPa 260
130

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 120
170
Melting Completion (Liquidus), °C 900
980
Melting Onset (Solidus), °C 890
910
Specific Heat Capacity, J/kg-K 390
370
Thermal Expansion, µm/m-K 20
18

Otherwise Unclassified Properties

Base Metal Price, % relative 23
32
Density, g/cm3 8.0
8.8
Embodied Carbon, kg CO2/kg material 2.8
3.4
Embodied Energy, MJ/kg 46
55
Embodied Water, L/kg 340
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
41
Resilience: Unit (Modulus of Resilience), kJ/m3 330
72
Stiffness to Weight: Axial, points 7.3
6.9
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 15
9.4
Strength to Weight: Bending, points 16
11
Thermal Shock Resistance, points 14
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0.3 to 1.0
0 to 0.25
Cadmium (Cd), % 0 to 0.010
0
Copper (Cu), % 59 to 63
79 to 81
Iron (Fe), % 0
0 to 0.3
Lead (Pb), % 0 to 0.090
4.0 to 6.0
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0
4.0 to 6.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0.3 to 1.0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0.050 to 0.2
4.0 to 6.0
Zinc (Zn), % 34.2 to 40.4
4.0 to 6.0
Residuals, % 0
0 to 0.8