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C64700 Bronze vs. C84200 Brass

Both C64700 bronze and C84200 brass are copper alloys. They have 81% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C64700 bronze and the bottom bar is C84200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 9.0
15
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 44
40
Tensile Strength: Ultimate (UTS), MPa 660
250
Tensile Strength: Yield (Proof), MPa 560
120

Thermal Properties

Latent Heat of Fusion, J/g 220
180
Maximum Temperature: Mechanical, °C 200
150
Melting Completion (Liquidus), °C 1090
990
Melting Onset (Solidus), °C 1030
840
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 210
72
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 38
16
Electrical Conductivity: Equal Weight (Specific), % IACS 38
17

Otherwise Unclassified Properties

Base Metal Price, % relative 31
30
Density, g/cm3 8.9
8.5
Embodied Carbon, kg CO2/kg material 2.7
3.1
Embodied Energy, MJ/kg 43
51
Embodied Water, L/kg 310
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 57
31
Resilience: Unit (Modulus of Resilience), kJ/m3 1370
72
Stiffness to Weight: Axial, points 7.3
6.9
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 21
8.2
Strength to Weight: Bending, points 19
10
Thermal Diffusivity, mm2/s 59
23
Thermal Shock Resistance, points 24
9.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 95.8 to 98
78 to 82
Iron (Fe), % 0 to 0.1
0 to 0.4
Lead (Pb), % 0 to 0.1
2.0 to 3.0
Nickel (Ni), % 1.6 to 2.2
0 to 0.8
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0.4 to 0.8
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
4.0 to 6.0
Zinc (Zn), % 0 to 0.5
10 to 16
Residuals, % 0
0 to 0.7