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SAE-AISI 5155 Steel vs. C94500 Bronze

SAE-AISI 5155 steel belongs to the iron alloys classification, while C94500 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 5155 steel and the bottom bar is C94500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
50
Elastic (Young's, Tensile) Modulus, GPa 190
92
Elongation at Break, % 21
12
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 73
34
Tensile Strength: Ultimate (UTS), MPa 620
170
Tensile Strength: Yield (Proof), MPa 380
83

Thermal Properties

Latent Heat of Fusion, J/g 250
160
Maximum Temperature: Mechanical, °C 420
130
Melting Completion (Liquidus), °C 1450
940
Melting Onset (Solidus), °C 1410
800
Specific Heat Capacity, J/kg-K 470
330
Thermal Conductivity, W/m-K 49
52
Thermal Expansion, µm/m-K 12
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
10
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
9.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
30
Density, g/cm3 7.8
9.3
Embodied Carbon, kg CO2/kg material 1.4
3.2
Embodied Energy, MJ/kg 19
51
Embodied Water, L/kg 49
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
17
Resilience: Unit (Modulus of Resilience), kJ/m3 380
37
Stiffness to Weight: Axial, points 13
5.5
Stiffness to Weight: Bending, points 24
16
Strength to Weight: Axial, points 22
5.2
Strength to Weight: Bending, points 21
7.4
Thermal Diffusivity, mm2/s 13
17
Thermal Shock Resistance, points 20
6.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Carbon (C), % 0.51 to 0.59
0
Chromium (Cr), % 0.7 to 0.9
0
Copper (Cu), % 0
66.7 to 78
Iron (Fe), % 97.2 to 97.9
0 to 0.15
Lead (Pb), % 0
16 to 22
Manganese (Mn), % 0.7 to 0.9
0
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.035
0 to 0.050
Silicon (Si), % 0.15 to 0.35
0 to 0.0050
Sulfur (S), % 0 to 0.040
0 to 0.080
Tin (Sn), % 0
6.0 to 8.0
Zinc (Zn), % 0
0 to 1.2