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CC491K Bronze vs. ASTM A302 Alloy Steel

CC491K bronze belongs to the copper alloys classification, while ASTM A302 alloy steel belongs to the iron alloys. There are 29 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 ASTM A302 alloy steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 73
180 to 190
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 13
20 to 23
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 40
73
Tensile Strength: Ultimate (UTS), MPa 260
590 to 620
Tensile Strength: Yield (Proof), MPa 120
350 to 390

Thermal Properties

Latent Heat of Fusion, J/g 190
250
Maximum Temperature: Mechanical, °C 160
410
Melting Completion (Liquidus), °C 980
1460
Melting Onset (Solidus), °C 900
1420
Specific Heat Capacity, J/kg-K 370
470
Thermal Conductivity, W/m-K 71
39 to 51
Thermal Expansion, µm/m-K 19
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
7.2 to 7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 15
8.2 to 8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 31
2.4 to 3.0
Density, g/cm3 8.9
7.8 to 7.9
Embodied Carbon, kg CO2/kg material 3.1
1.5 to 1.6
Embodied Energy, MJ/kg 51
20 to 21
Embodied Water, L/kg 350
48 to 50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 67
330 to 410
Stiffness to Weight: Axial, points 6.7
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 8.1
21 to 22
Strength to Weight: Bending, points 10
20 to 21
Thermal Diffusivity, mm2/s 22
10 to 14
Thermal Shock Resistance, points 9.3
17 to 18