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CC491K Bronze vs. C49300 Brass

Both CC491K bronze and C49300 brass are copper alloys. They have 67% 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 CC491K bronze and the bottom bar is C49300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 13
4.5 to 20
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 260
430 to 520
Tensile Strength: Yield (Proof), MPa 120
210 to 410

Thermal Properties

Latent Heat of Fusion, J/g 190
170
Maximum Temperature: Mechanical, °C 160
120
Melting Completion (Liquidus), °C 980
880
Melting Onset (Solidus), °C 900
840
Specific Heat Capacity, J/kg-K 370
380
Thermal Conductivity, W/m-K 71
88
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
15
Electrical Conductivity: Equal Weight (Specific), % IACS 15
17

Otherwise Unclassified Properties

Base Metal Price, % relative 31
26
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 3.1
3.0
Embodied Energy, MJ/kg 51
50
Embodied Water, L/kg 350
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
21 to 71
Resilience: Unit (Modulus of Resilience), kJ/m3 67
220 to 800
Stiffness to Weight: Axial, points 6.7
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.1
15 to 18
Strength to Weight: Bending, points 10
16 to 18
Thermal Diffusivity, mm2/s 22
29
Thermal Shock Resistance, points 9.3
14 to 18

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 0.5
Antimony (Sb), % 0 to 0.25
0 to 0.5
Bismuth (Bi), % 0
0.5 to 2.0
Copper (Cu), % 81 to 87
58 to 62
Iron (Fe), % 0 to 0.3
0 to 0.1
Lead (Pb), % 4.0 to 6.0
0 to 0.010
Manganese (Mn), % 0
0 to 0.030
Nickel (Ni), % 0 to 2.0
0 to 1.5
Phosphorus (P), % 0 to 0.1
0 to 0.2
Selenium (Se), % 0
0 to 0.2
Silicon (Si), % 0 to 0.010
0 to 0.1
Sulfur (S), % 0 to 0.1
0
Tin (Sn), % 4.0 to 6.0
1.0 to 1.8
Zinc (Zn), % 4.0 to 6.0
30.6 to 40.5
Residuals, % 0
0 to 0.5