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C68300 Brass vs. C93800 Bronze

Both C68300 brass and C93800 bronze are copper alloys. They have 62% 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 C68300 brass and the bottom bar is C93800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
96
Elongation at Break, % 15
9.7
Poisson's Ratio 0.31
0.35
Shear Modulus, GPa 40
35
Tensile Strength: Ultimate (UTS), MPa 430
200
Tensile Strength: Yield (Proof), MPa 260
120

Thermal Properties

Latent Heat of Fusion, J/g 180
170
Maximum Temperature: Mechanical, °C 120
140
Melting Completion (Liquidus), °C 900
940
Melting Onset (Solidus), °C 890
850
Specific Heat Capacity, J/kg-K 390
340
Thermal Conductivity, W/m-K 120
52
Thermal Expansion, µm/m-K 20
19

Otherwise Unclassified Properties

Base Metal Price, % relative 23
31
Density, g/cm3 8.0
9.1
Embodied Carbon, kg CO2/kg material 2.8
3.2
Embodied Energy, MJ/kg 46
51
Embodied Water, L/kg 340
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
17
Resilience: Unit (Modulus of Resilience), kJ/m3 330
70
Stiffness to Weight: Axial, points 7.3
5.9
Stiffness to Weight: Bending, points 20
17
Strength to Weight: Axial, points 15
6.1
Strength to Weight: Bending, points 16
8.4
Thermal Diffusivity, mm2/s 38
17
Thermal Shock Resistance, points 14
8.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0.3 to 1.0
0 to 0.8
Cadmium (Cd), % 0 to 0.010
0
Copper (Cu), % 59 to 63
75 to 79
Iron (Fe), % 0
0 to 0.15
Lead (Pb), % 0 to 0.090
13 to 16
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
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
6.3 to 7.5
Zinc (Zn), % 34.2 to 40.4
0 to 0.8
Residuals, % 0
0 to 1.0