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SAE-AISI 8645 Steel vs. CC482K Bronze

SAE-AISI 8645 steel belongs to the iron alloys classification, while CC482K bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 8645 steel and the bottom bar is CC482K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 200
99
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 12 to 23
5.6
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
40
Tensile Strength: Ultimate (UTS), MPa 600 to 670
300
Tensile Strength: Yield (Proof), MPa 390 to 560
160

Thermal Properties

Latent Heat of Fusion, J/g 250
190
Maximum Temperature: Mechanical, °C 410
160
Melting Completion (Liquidus), °C 1460
980
Melting Onset (Solidus), °C 1420
860
Specific Heat Capacity, J/kg-K 470
360
Thermal Conductivity, W/m-K 39
64
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
10
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
10

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
36
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 1.5
3.8
Embodied Energy, MJ/kg 20
62
Embodied Water, L/kg 50
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 77 to 120
14
Resilience: Unit (Modulus of Resilience), kJ/m3 420 to 840
120
Stiffness to Weight: Axial, points 13
6.8
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 21 to 24
9.5
Strength to Weight: Bending, points 20 to 22
11
Thermal Diffusivity, mm2/s 10
20
Thermal Shock Resistance, points 18 to 20
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0.43 to 0.48
0
Chromium (Cr), % 0.4 to 0.6
0
Copper (Cu), % 0
83.5 to 87
Iron (Fe), % 96.5 to 97.7
0 to 0.2
Lead (Pb), % 0
0.7 to 2.5
Manganese (Mn), % 0.75 to 1.0
0 to 0.2
Molybdenum (Mo), % 0.15 to 0.25
0
Nickel (Ni), % 0.4 to 0.7
0 to 2.0
Phosphorus (P), % 0 to 0.035
0 to 0.4
Silicon (Si), % 0.15 to 0.35
0 to 0.010
Sulfur (S), % 0 to 0.040
0 to 0.080
Tin (Sn), % 0
10.5 to 12.5
Zinc (Zn), % 0
0 to 2.0