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ACI-ASTM CG12 Steel vs. CC484K Bronze

ACI-ASTM CG12 steel belongs to the iron alloys classification, while CC484K bronze belongs to the copper 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 ACI-ASTM CG12 steel and the bottom bar is CC484K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
100
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 40
11
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 78
41
Tensile Strength: Ultimate (UTS), MPa 550
330
Tensile Strength: Yield (Proof), MPa 220
200

Thermal Properties

Latent Heat of Fusion, J/g 300
190
Maximum Temperature: Mechanical, °C 1040
170
Melting Completion (Liquidus), °C 1410
1000
Melting Onset (Solidus), °C 1370
870
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 15
70
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
9.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 18
37
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 3.3
3.9
Embodied Energy, MJ/kg 48
64
Embodied Water, L/kg 160
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
32
Resilience: Unit (Modulus of Resilience), kJ/m3 120
180
Stiffness to Weight: Axial, points 14
6.9
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 20
10
Strength to Weight: Bending, points 19
12
Thermal Diffusivity, mm2/s 4.0
22
Thermal Shock Resistance, points 12
12

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.1
Carbon (C), % 0 to 0.12
0
Chromium (Cr), % 20 to 23
0
Copper (Cu), % 0
84.5 to 87.5
Iron (Fe), % 60.3 to 70
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0 to 1.5
0 to 0.2
Nickel (Ni), % 10 to 13
1.5 to 2.5
Phosphorus (P), % 0 to 0.040
0.050 to 0.4
Silicon (Si), % 0 to 2.0
0 to 0.010
Sulfur (S), % 0 to 0.040
0 to 0.050
Tin (Sn), % 0
11 to 13
Zinc (Zn), % 0
0 to 0.4