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ACI-ASTM CF8 Steel vs. C90200 Bronze

ACI-ASTM CF8 steel belongs to the iron alloys classification, while C90200 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 CF8 steel and the bottom bar is C90200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
70
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 55
30
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
41
Tensile Strength: Ultimate (UTS), MPa 540
260
Tensile Strength: Yield (Proof), MPa 260
110

Thermal Properties

Latent Heat of Fusion, J/g 300
200
Maximum Temperature: Mechanical, °C 980
180
Melting Completion (Liquidus), °C 1420
1050
Melting Onset (Solidus), °C 1430
880
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 16
62
Thermal Expansion, µm/m-K 15
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
13
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
13

Otherwise Unclassified Properties

Base Metal Price, % relative 16
34
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 3.1
3.3
Embodied Energy, MJ/kg 44
53
Embodied Water, L/kg 150
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
63
Resilience: Unit (Modulus of Resilience), kJ/m3 160
55
Stiffness to Weight: Axial, points 14
7.0
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 19
8.3
Strength to Weight: Bending, points 19
10
Thermal Diffusivity, mm2/s 4.3
19
Thermal Shock Resistance, points 13
9.5

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 18 to 21
0
Copper (Cu), % 0
91 to 94
Iron (Fe), % 63.8 to 74
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 8.0 to 11
0 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.050
Silicon (Si), % 0 to 2.0
0 to 0.0050
Sulfur (S), % 0 to 0.040
0 to 0.050
Tin (Sn), % 0
6.0 to 8.0
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.6