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CC499K Bronze vs. C42500 Brass

Both CC499K bronze and C42500 brass are copper alloys. They have a moderately high 93% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is CC499K bronze and the bottom bar is C42500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 13
2.0 to 49
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 41
42
Tensile Strength: Ultimate (UTS), MPa 260
310 to 630
Tensile Strength: Yield (Proof), MPa 120
120 to 590

Thermal Properties

Latent Heat of Fusion, J/g 190
200
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 1000
1030
Melting Onset (Solidus), °C 920
1010
Specific Heat Capacity, J/kg-K 370
380
Thermal Conductivity, W/m-K 73
120
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
28
Electrical Conductivity: Equal Weight (Specific), % IACS 12
29

Otherwise Unclassified Properties

Base Metal Price, % relative 32
30
Density, g/cm3 8.8
8.7
Embodied Carbon, kg CO2/kg material 3.1
2.8
Embodied Energy, MJ/kg 51
46
Embodied Water, L/kg 350
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
12 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 65
64 to 1570
Stiffness to Weight: Axial, points 6.9
7.1
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 8.1
9.9 to 20
Strength to Weight: Bending, points 10
12 to 19
Thermal Diffusivity, mm2/s 22
36
Thermal Shock Resistance, points 9.2
11 to 22

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.1
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.020
0
Cadmium (Cd), % 0 to 0.020
0
Chromium (Cr), % 0 to 0.020
0
Copper (Cu), % 84 to 88
87 to 90
Iron (Fe), % 0 to 0.3
0 to 0.050
Lead (Pb), % 0 to 3.0
0 to 0.050
Nickel (Ni), % 0 to 0.6
0
Phosphorus (P), % 0 to 0.040
0 to 0.35
Silicon (Si), % 0 to 0.010
0
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 4.0 to 6.0
1.5 to 3.0
Zinc (Zn), % 4.0 to 6.0
6.1 to 11.5
Residuals, % 0
0 to 0.5