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C64800 Bronze vs. ASTM A302 Alloy Steel

C64800 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 C64800 bronze and the bottom bar is ASTM A302 alloy steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 8.0
20 to 23
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
73
Shear Strength, MPa 380
370 to 390
Tensile Strength: Ultimate (UTS), MPa 640
590 to 620
Tensile Strength: Yield (Proof), MPa 630
350 to 390

Thermal Properties

Latent Heat of Fusion, J/g 220
250
Maximum Temperature: Mechanical, °C 200
410
Melting Completion (Liquidus), °C 1090
1460
Melting Onset (Solidus), °C 1030
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 260
39 to 51
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 65
7.2 to 7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 66
8.2 to 8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 33
2.4 to 3.0
Density, g/cm3 8.9
7.8 to 7.9
Embodied Carbon, kg CO2/kg material 2.7
1.5 to 1.6
Embodied Energy, MJ/kg 43
20 to 21
Embodied Water, L/kg 310
48 to 50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 51
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 1680
330 to 410
Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 20
21 to 22
Strength to Weight: Bending, points 19
20 to 21
Thermal Diffusivity, mm2/s 75
10 to 14
Thermal Shock Resistance, points 23
17 to 18