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C67300 Bronze vs. C84100 Brass

Both C67300 bronze and C84100 brass are copper alloys. They have 77% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C67300 bronze and the bottom bar is C84100 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 12
13
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 41
39
Tensile Strength: Ultimate (UTS), MPa 500
230
Tensile Strength: Yield (Proof), MPa 340
81

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 130
160
Melting Completion (Liquidus), °C 870
1000
Melting Onset (Solidus), °C 830
810
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 95
110
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
23
Electrical Conductivity: Equal Weight (Specific), % IACS 25
25

Otherwise Unclassified Properties

Base Metal Price, % relative 23
29
Density, g/cm3 8.0
8.5
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 46
48
Embodied Water, L/kg 320
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 55
24
Resilience: Unit (Modulus of Resilience), kJ/m3 550
30
Stiffness to Weight: Axial, points 7.4
7.1
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 17
7.4
Strength to Weight: Bending, points 17
9.7
Thermal Diffusivity, mm2/s 30
33
Thermal Shock Resistance, points 16
7.8

Alloy Composition

Aluminum (Al), % 0 to 0.25
0 to 0.010
Antimony (Sb), % 0
0 to 0.050
Bismuth (Bi), % 0
0 to 0.090
Copper (Cu), % 58 to 63
78 to 85
Iron (Fe), % 0 to 0.5
0 to 0.3
Lead (Pb), % 0.4 to 3.0
0.050 to 0.25
Manganese (Mn), % 2.0 to 3.5
0
Nickel (Ni), % 0 to 0.25
0 to 0.5
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0.5 to 1.5
0 to 0.010
Tin (Sn), % 0 to 0.3
1.5 to 4.5
Zinc (Zn), % 27.2 to 39.1
12 to 20
Residuals, % 0
0 to 0.5