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CC331G Bronze vs. ACI-ASTM CN3M Steel

CC331G bronze belongs to the copper alloys classification, while ACI-ASTM CN3M steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is CC331G bronze and the bottom bar is ACI-ASTM CN3M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
140
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 20
34
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
80
Tensile Strength: Ultimate (UTS), MPa 620
500
Tensile Strength: Yield (Proof), MPa 240
190

Thermal Properties

Latent Heat of Fusion, J/g 230
310
Maximum Temperature: Mechanical, °C 220
1100
Melting Completion (Liquidus), °C 1060
1450
Melting Onset (Solidus), °C 1000
1400
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 61
13
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 14
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 28
31
Density, g/cm3 8.3
8.1
Embodied Carbon, kg CO2/kg material 3.2
5.9
Embodied Energy, MJ/kg 53
80
Embodied Water, L/kg 390
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 97
130
Resilience: Unit (Modulus of Resilience), kJ/m3 250
89
Stiffness to Weight: Axial, points 7.6
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 21
17
Strength to Weight: Bending, points 19
17
Thermal Diffusivity, mm2/s 17
3.4
Thermal Shock Resistance, points 22
11

Alloy Composition

Aluminum (Al), % 8.5 to 10.5
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
20 to 22
Copper (Cu), % 83 to 86.5
0
Iron (Fe), % 1.5 to 3.5
42.4 to 52.5
Lead (Pb), % 0 to 0.1
0
Magnesium (Mg), % 0 to 0.050
0
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
4.5 to 5.5
Nickel (Ni), % 0 to 1.5
23 to 27
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.2
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.5
0