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SAE-AISI 9255 Steel vs. C94100 Bronze

SAE-AISI 9255 steel belongs to the iron alloys classification, while C94100 bronze belongs to the copper alloys. There are 26 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 SAE-AISI 9255 steel and the bottom bar is C94100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
92
Elongation at Break, % 21
7.8
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 72
34
Tensile Strength: Ultimate (UTS), MPa 680
190
Tensile Strength: Yield (Proof), MPa 390
130

Thermal Properties

Latent Heat of Fusion, J/g 280
160
Maximum Temperature: Mechanical, °C 400
130
Melting Completion (Liquidus), °C 1430
870
Melting Onset (Solidus), °C 1390
790
Specific Heat Capacity, J/kg-K 480
330
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 2.0
29
Density, g/cm3 7.7
9.2
Embodied Carbon, kg CO2/kg material 1.5
3.0
Embodied Energy, MJ/kg 20
48
Embodied Water, L/kg 46
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
14
Resilience: Unit (Modulus of Resilience), kJ/m3 400
97
Stiffness to Weight: Axial, points 13
5.5
Stiffness to Weight: Bending, points 25
16
Strength to Weight: Axial, points 24
5.8
Strength to Weight: Bending, points 22
8.1
Thermal Shock Resistance, points 21
7.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Carbon (C), % 0.51 to 0.59
0
Copper (Cu), % 0
72 to 79
Iron (Fe), % 96.2 to 97
0 to 0.25
Lead (Pb), % 0
18 to 22
Manganese (Mn), % 0.7 to 1.0
0
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.035
0 to 1.5
Silicon (Si), % 1.8 to 2.2
0 to 0.0050
Sulfur (S), % 0 to 0.040
0 to 0.080
Tin (Sn), % 0
4.5 to 6.5
Zinc (Zn), % 0
0 to 1.0
Residuals, % 0
0 to 1.3