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SAE-AISI 5155 Steel vs. C86100 Bronze

SAE-AISI 5155 steel belongs to the iron alloys classification, while C86100 bronze belongs to the copper alloys. There are 28 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 SAE-AISI 5155 steel and the bottom bar is C86100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 21
20
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
43
Tensile Strength: Ultimate (UTS), MPa 620
660
Tensile Strength: Yield (Proof), MPa 380
350

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Maximum Temperature: Mechanical, °C 420
170
Melting Completion (Liquidus), °C 1450
940
Melting Onset (Solidus), °C 1410
900
Specific Heat Capacity, J/kg-K 470
420
Thermal Conductivity, W/m-K 49
35
Thermal Expansion, µm/m-K 12
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
24
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.4
2.9
Embodied Energy, MJ/kg 19
49
Embodied Water, L/kg 49
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
110
Resilience: Unit (Modulus of Resilience), kJ/m3 380
530
Stiffness to Weight: Axial, points 13
7.8
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 22
23
Strength to Weight: Bending, points 21
21
Thermal Diffusivity, mm2/s 13
10
Thermal Shock Resistance, points 20
21

Alloy Composition

Aluminum (Al), % 0
4.5 to 5.5
Carbon (C), % 0.51 to 0.59
0
Chromium (Cr), % 0.7 to 0.9
0
Copper (Cu), % 0
66 to 68
Iron (Fe), % 97.2 to 97.9
2.0 to 4.0
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0.7 to 0.9
2.5 to 5.0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0.15 to 0.35
0
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 0
17.3 to 25