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CC331G Bronze vs. ASTM A302 Alloy Steel

CC331G 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 CC331G bronze and the bottom bar is ASTM A302 alloy steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
180 to 190
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 20
20 to 23
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
73
Tensile Strength: Ultimate (UTS), MPa 620
590 to 620
Tensile Strength: Yield (Proof), MPa 240
350 to 390

Thermal Properties

Latent Heat of Fusion, J/g 230
250
Maximum Temperature: Mechanical, °C 220
410
Melting Completion (Liquidus), °C 1060
1460
Melting Onset (Solidus), °C 1000
1420
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 61
39 to 51
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
7.2 to 7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 14
8.2 to 8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 28
2.4 to 3.0
Density, g/cm3 8.3
7.8 to 7.9
Embodied Carbon, kg CO2/kg material 3.2
1.5 to 1.6
Embodied Energy, MJ/kg 53
20 to 21
Embodied Water, L/kg 390
48 to 50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 97
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 250
330 to 410
Stiffness to Weight: Axial, points 7.6
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 21
21 to 22
Strength to Weight: Bending, points 19
20 to 21
Thermal Diffusivity, mm2/s 17
10 to 14
Thermal Shock Resistance, points 22
17 to 18