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CC494K Bronze vs. C69430 Brass

Both CC494K bronze and C69430 brass are copper alloys. They have 83% 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 CC494K bronze and the bottom bar is C69430 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 7.6
17
Poisson's Ratio 0.35
0.33
Shear Modulus, GPa 39
42
Tensile Strength: Ultimate (UTS), MPa 210
570
Tensile Strength: Yield (Proof), MPa 94
280

Thermal Properties

Latent Heat of Fusion, J/g 180
260
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 970
920
Melting Onset (Solidus), °C 890
820
Specific Heat Capacity, J/kg-K 360
410
Thermal Conductivity, W/m-K 63
26
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
6.2
Electrical Conductivity: Equal Weight (Specific), % IACS 16
6.7

Otherwise Unclassified Properties

Base Metal Price, % relative 31
27
Density, g/cm3 9.1
8.3
Embodied Carbon, kg CO2/kg material 3.1
2.7
Embodied Energy, MJ/kg 50
44
Embodied Water, L/kg 360
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13
80
Resilience: Unit (Modulus of Resilience), kJ/m3 43
340
Stiffness to Weight: Axial, points 6.4
7.4
Stiffness to Weight: Bending, points 17
19
Strength to Weight: Axial, points 6.5
19
Strength to Weight: Bending, points 8.8
18
Thermal Diffusivity, mm2/s 19
7.7
Thermal Shock Resistance, points 7.8
20

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.5
0
Arsenic (As), % 0
0.030 to 0.060
Copper (Cu), % 78 to 87
80 to 83
Iron (Fe), % 0 to 0.25
0 to 0.2
Lead (Pb), % 8.0 to 10
0 to 0.3
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 0 to 2.0
0
Phosphorus (P), % 0 to 0.1
0
Silicon (Si), % 0 to 0.010
3.5 to 4.5
Sulfur (S), % 0 to 0.1
0
Tin (Sn), % 4.0 to 6.0
0
Zinc (Zn), % 0 to 2.0
11.4 to 16.5
Residuals, % 0
0 to 0.5