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CC491K Bronze vs. SAE-AISI A7 Steel

CC491K bronze belongs to the copper alloys classification, while SAE-AISI A7 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is CC491K bronze and the bottom bar is SAE-AISI A7 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 40
72
Tensile Strength: Ultimate (UTS), MPa 260
800 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 190
260
Melting Completion (Liquidus), °C 980
1470
Melting Onset (Solidus), °C 900
1430
Specific Heat Capacity, J/kg-K 370
470
Thermal Conductivity, W/m-K 71
37
Thermal Expansion, µm/m-K 19
12

Otherwise Unclassified Properties

Base Metal Price, % relative 31
10
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 3.1
13
Embodied Energy, MJ/kg 51
200
Embodied Water, L/kg 350
100

Common Calculations

Stiffness to Weight: Axial, points 6.7
13
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 8.1
29 to 77
Strength to Weight: Bending, points 10
25 to 48
Thermal Diffusivity, mm2/s 22
10
Thermal Shock Resistance, points 9.3
27 to 72

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.25
0
Carbon (C), % 0
2.0 to 2.9
Chromium (Cr), % 0
5.0 to 5.8
Copper (Cu), % 81 to 87
0 to 0.25
Iron (Fe), % 0 to 0.3
81.4 to 87.7
Lead (Pb), % 4.0 to 6.0
0
Manganese (Mn), % 0
0 to 0.8
Molybdenum (Mo), % 0
0.9 to 1.4
Nickel (Ni), % 0 to 2.0
0 to 0.3
Phosphorus (P), % 0 to 0.1
0 to 0.030
Silicon (Si), % 0 to 0.010
0 to 0.5
Sulfur (S), % 0 to 0.1
0 to 0.030
Tin (Sn), % 4.0 to 6.0
0
Tungsten (W), % 0
0.5 to 1.5
Vanadium (V), % 0
3.9 to 5.2
Zinc (Zn), % 4.0 to 6.0
0