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C84100 Brass vs. C94400 Bronze

Both C84100 brass and C94400 bronze are copper alloys. They have 84% of their average alloy composition in common.

For each property being compared, the top bar is C84100 brass and the bottom bar is C94400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 65
55
Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 13
18
Poisson's Ratio 0.33
0.35
Shear Modulus, GPa 39
37
Tensile Strength: Ultimate (UTS), MPa 230
220
Tensile Strength: Yield (Proof), MPa 81
110

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 160
150
Melting Completion (Liquidus), °C 1000
940
Melting Onset (Solidus), °C 810
790
Specific Heat Capacity, J/kg-K 380
350
Thermal Conductivity, W/m-K 110
52
Thermal Expansion, µm/m-K 19
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
10
Electrical Conductivity: Equal Weight (Specific), % IACS 25
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 29
32
Density, g/cm3 8.5
9.1
Embodied Carbon, kg CO2/kg material 2.9
3.4
Embodied Energy, MJ/kg 48
54
Embodied Water, L/kg 340
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24
33
Resilience: Unit (Modulus of Resilience), kJ/m3 30
60
Stiffness to Weight: Axial, points 7.1
6.1
Stiffness to Weight: Bending, points 19
17
Strength to Weight: Axial, points 7.4
6.8
Strength to Weight: Bending, points 9.7
9.0
Thermal Diffusivity, mm2/s 33
17
Thermal Shock Resistance, points 7.8
8.3

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 0.0050
Antimony (Sb), % 0 to 0.050
0 to 0.8
Bismuth (Bi), % 0 to 0.090
0
Copper (Cu), % 78 to 85
76.1 to 84
Iron (Fe), % 0 to 0.3
0 to 0.15
Lead (Pb), % 0.050 to 0.25
9.0 to 12
Nickel (Ni), % 0 to 0.5
0 to 1.0
Phosphorus (P), % 0 to 0.050
0 to 0.050
Silicon (Si), % 0 to 0.010
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 1.5 to 4.5
7.0 to 9.0
Zinc (Zn), % 12 to 20
0 to 0.8
Residuals, % 0 to 0.5
0