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C67600 Bronze vs. C84000 Brass

Both C67600 bronze and C84000 brass are copper alloys. They have 70% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C67600 bronze and the bottom bar is C84000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 13 to 33
27
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 430 to 570
250
Tensile Strength: Yield (Proof), MPa 170 to 380
140

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 120
170
Melting Completion (Liquidus), °C 890
1040
Melting Onset (Solidus), °C 870
940
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 110
72
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
16
Electrical Conductivity: Equal Weight (Specific), % IACS 27
17

Otherwise Unclassified Properties

Base Metal Price, % relative 23
30
Density, g/cm3 8.0
8.6
Embodied Carbon, kg CO2/kg material 2.8
3.0
Embodied Energy, MJ/kg 47
49
Embodied Water, L/kg 330
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63 to 130
58
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 680
83
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 15 to 20
8.2
Strength to Weight: Bending, points 16 to 19
10
Thermal Diffusivity, mm2/s 35
22
Thermal Shock Resistance, points 14 to 19
9.0

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.020
Boron (B), % 0
0 to 0.1
Copper (Cu), % 57 to 60
82 to 89
Iron (Fe), % 0.4 to 1.3
0 to 0.4
Lead (Pb), % 0.5 to 1.0
0 to 0.090
Manganese (Mn), % 0.050 to 0.5
0 to 0.010
Nickel (Ni), % 0
0.5 to 2.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0.1 to 0.65
Tin (Sn), % 0.5 to 1.5
2.0 to 4.0
Zinc (Zn), % 35.2 to 41.6
5.0 to 14
Zirconium (Zr), % 0
0 to 0.1
Residuals, % 0
0 to 0.7