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C94100 Bronze vs. C84000 Brass

Both C94100 bronze and C84000 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 80% of their average alloy composition in common. There are 26 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 C94100 bronze and the bottom bar is C84000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 92
110
Elongation at Break, % 7.8
27
Poisson's Ratio 0.36
0.33
Shear Modulus, GPa 34
42
Tensile Strength: Ultimate (UTS), MPa 190
250
Tensile Strength: Yield (Proof), MPa 130
140

Thermal Properties

Latent Heat of Fusion, J/g 160
190
Maximum Temperature: Mechanical, °C 130
170
Melting Completion (Liquidus), °C 870
1040
Melting Onset (Solidus), °C 790
940
Specific Heat Capacity, J/kg-K 330
380
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
16
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
17

Otherwise Unclassified Properties

Base Metal Price, % relative 29
30
Density, g/cm3 9.2
8.6
Embodied Carbon, kg CO2/kg material 3.0
3.0
Embodied Energy, MJ/kg 48
49
Embodied Water, L/kg 370
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
58
Resilience: Unit (Modulus of Resilience), kJ/m3 97
83
Stiffness to Weight: Axial, points 5.5
7.2
Stiffness to Weight: Bending, points 16
19
Strength to Weight: Axial, points 5.8
8.2
Strength to Weight: Bending, points 8.1
10
Thermal Shock Resistance, points 7.6
9.0

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.0050
Antimony (Sb), % 0 to 0.8
0 to 0.020
Boron (B), % 0
0 to 0.1
Copper (Cu), % 72 to 79
82 to 89
Iron (Fe), % 0 to 0.25
0 to 0.4
Lead (Pb), % 18 to 22
0 to 0.090
Manganese (Mn), % 0
0 to 0.010
Nickel (Ni), % 0 to 1.0
0.5 to 2.0
Phosphorus (P), % 0 to 1.5
0 to 0.050
Silicon (Si), % 0 to 0.0050
0 to 0.0050
Sulfur (S), % 0 to 0.080
0.1 to 0.65
Tin (Sn), % 4.5 to 6.5
2.0 to 4.0
Zinc (Zn), % 0 to 1.0
5.0 to 14
Zirconium (Zr), % 0
0 to 0.1
Residuals, % 0
0 to 0.7