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C95700 Bronze vs. C68300 Brass

Both C95700 bronze and C68300 brass are copper alloys. They have 61% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C95700 bronze and the bottom bar is C68300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
100
Elongation at Break, % 23
15
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 47
40
Tensile Strength: Ultimate (UTS), MPa 680
430
Tensile Strength: Yield (Proof), MPa 310
260

Thermal Properties

Latent Heat of Fusion, J/g 230
180
Maximum Temperature: Mechanical, °C 220
120
Melting Completion (Liquidus), °C 990
900
Melting Onset (Solidus), °C 950
890
Specific Heat Capacity, J/kg-K 440
390
Thermal Conductivity, W/m-K 12
120
Thermal Expansion, µm/m-K 18
20

Otherwise Unclassified Properties

Base Metal Price, % relative 26
23
Density, g/cm3 8.2
8.0
Embodied Carbon, kg CO2/kg material 3.3
2.8
Embodied Energy, MJ/kg 54
46
Embodied Water, L/kg 360
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
56
Resilience: Unit (Modulus of Resilience), kJ/m3 390
330
Stiffness to Weight: Axial, points 8.5
7.3
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 23
15
Strength to Weight: Bending, points 21
16
Thermal Diffusivity, mm2/s 3.3
38
Thermal Shock Resistance, points 21
14

Alloy Composition

Aluminum (Al), % 7.0 to 8.5
0
Antimony (Sb), % 0
0.3 to 1.0
Cadmium (Cd), % 0
0 to 0.010
Copper (Cu), % 71 to 78.5
59 to 63
Iron (Fe), % 2.0 to 4.0
0
Lead (Pb), % 0 to 0.030
0 to 0.090
Manganese (Mn), % 11 to 14
0
Nickel (Ni), % 1.5 to 3.0
0
Silicon (Si), % 0 to 0.1
0.3 to 1.0
Tin (Sn), % 0
0.050 to 0.2
Zinc (Zn), % 0
34.2 to 40.4
Residuals, % 0
0 to 0.5