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ACI-ASTM CH20 Steel vs. CC212E Bronze

ACI-ASTM CH20 steel belongs to the iron alloys classification, while CC212E bronze belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CH20 steel and the bottom bar is CC212E bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
170
Elastic (Young's, Tensile) Modulus, GPa 200
130
Elongation at Break, % 38
20
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 78
47
Tensile Strength: Ultimate (UTS), MPa 610
710
Tensile Strength: Yield (Proof), MPa 350
310

Thermal Properties

Latent Heat of Fusion, J/g 310
230
Maximum Temperature: Mechanical, °C 1100
220
Melting Completion (Liquidus), °C 1410
1080
Melting Onset (Solidus), °C 1430
1020
Specific Heat Capacity, J/kg-K 480
440
Thermal Expansion, µm/m-K 15
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 20
27
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 3.7
3.4
Embodied Energy, MJ/kg 53
55
Embodied Water, L/kg 180
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
120
Resilience: Unit (Modulus of Resilience), kJ/m3 300
390
Stiffness to Weight: Axial, points 14
8.5
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 22
24
Strength to Weight: Bending, points 21
21
Thermal Shock Resistance, points 15
22

Alloy Composition

Aluminum (Al), % 0
7.0 to 9.0
Carbon (C), % 0 to 0.2
0
Chromium (Cr), % 22 to 26
0
Copper (Cu), % 0
68 to 77
Iron (Fe), % 54.7 to 66
2.0 to 4.0
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0 to 1.5
8.0 to 15
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 12 to 15
1.5 to 4.5
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 2.0
0 to 0.1
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
0 to 0.5
Zinc (Zn), % 0
0 to 1.0