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CC333G Bronze vs. ACI-ASTM CK20 Steel

CC333G bronze belongs to the copper alloys classification, while ACI-ASTM CK20 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 CC333G bronze and the bottom bar is ACI-ASTM CK20 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
150
Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 13
37
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 45
78
Tensile Strength: Ultimate (UTS), MPa 710
530
Tensile Strength: Yield (Proof), MPa 310
260

Thermal Properties

Latent Heat of Fusion, J/g 230
310
Maximum Temperature: Mechanical, °C 230
1100
Melting Completion (Liquidus), °C 1080
1400
Melting Onset (Solidus), °C 1020
1430
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 38
14
Thermal Expansion, µm/m-K 18
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 29
25
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 3.5
4.4
Embodied Energy, MJ/kg 56
62
Embodied Water, L/kg 380
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 75
160
Resilience: Unit (Modulus of Resilience), kJ/m3 410
170
Stiffness to Weight: Axial, points 8.0
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 24
19
Strength to Weight: Bending, points 21
19
Thermal Diffusivity, mm2/s 10
3.7
Thermal Shock Resistance, points 24
13

Alloy Composition

Aluminum (Al), % 8.5 to 10.5
0
Bismuth (Bi), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.2
Chromium (Cr), % 0 to 0.050
23 to 27
Copper (Cu), % 76 to 83
0
Iron (Fe), % 3.0 to 5.5
46.7 to 58
Lead (Pb), % 0 to 0.030
0
Magnesium (Mg), % 0 to 0.050
0
Manganese (Mn), % 0 to 3.0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 3.7 to 6.0
19 to 22
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 2.0
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.5
0