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C94100 Bronze vs. C84800 Brass

Both C94100 bronze and C84800 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 87% of their average alloy composition in common. There are 26 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 C94100 bronze and the bottom bar is C84800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 92
100
Elongation at Break, % 7.8
18
Poisson's Ratio 0.36
0.33
Shear Modulus, GPa 34
39
Tensile Strength: Ultimate (UTS), MPa 190
230
Tensile Strength: Yield (Proof), MPa 130
100

Thermal Properties

Latent Heat of Fusion, J/g 160
180
Maximum Temperature: Mechanical, °C 130
150
Melting Completion (Liquidus), °C 870
950
Melting Onset (Solidus), °C 790
830
Specific Heat Capacity, J/kg-K 330
370
Thermal Expansion, µm/m-K 20
19

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
27
Density, g/cm3 9.2
8.6
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 48
46
Embodied Water, L/kg 370
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
34
Resilience: Unit (Modulus of Resilience), kJ/m3 97
53
Stiffness to Weight: Axial, points 5.5
6.6
Stiffness to Weight: Bending, points 16
18
Strength to Weight: Axial, points 5.8
7.3
Strength to Weight: Bending, points 8.1
9.6
Thermal Shock Resistance, points 7.6
8.2

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.0050
Antimony (Sb), % 0 to 0.8
0 to 0.25
Copper (Cu), % 72 to 79
75 to 77
Iron (Fe), % 0 to 0.25
0 to 0.4
Lead (Pb), % 18 to 22
5.5 to 7.0
Nickel (Ni), % 0 to 1.0
0 to 1.0
Phosphorus (P), % 0 to 1.5
0 to 1.5
Silicon (Si), % 0 to 0.0050
0 to 0.0050
Sulfur (S), % 0 to 0.080
0 to 0.080
Tin (Sn), % 4.5 to 6.5
2.0 to 3.0
Zinc (Zn), % 0 to 1.0
13 to 17
Residuals, % 0
0 to 0.7