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SAE-AISI 4161 Steel vs. C93900 Bronze

SAE-AISI 4161 steel belongs to the iron alloys classification, while C93900 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 4161 steel and the bottom bar is C93900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
95
Elongation at Break, % 20
5.6
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 73
35
Tensile Strength: Ultimate (UTS), MPa 680
190
Tensile Strength: Yield (Proof), MPa 410
130

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 420
140
Melting Completion (Liquidus), °C 1460
940
Melting Onset (Solidus), °C 1410
850
Specific Heat Capacity, J/kg-K 470
340
Thermal Conductivity, W/m-K 43
52
Thermal Expansion, µm/m-K 12
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
11

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
30
Density, g/cm3 7.8
9.1
Embodied Carbon, kg CO2/kg material 1.5
3.0
Embodied Energy, MJ/kg 20
49
Embodied Water, L/kg 50
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
9.5
Resilience: Unit (Modulus of Resilience), kJ/m3 460
83
Stiffness to Weight: Axial, points 13
5.8
Stiffness to Weight: Bending, points 24
17
Strength to Weight: Axial, points 24
5.9
Strength to Weight: Bending, points 22
8.1
Thermal Diffusivity, mm2/s 12
17
Thermal Shock Resistance, points 22
7.5

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.5
Carbon (C), % 0.56 to 0.64
0
Chromium (Cr), % 0.7 to 0.9
0
Copper (Cu), % 0
76.5 to 79.5
Iron (Fe), % 96.7 to 97.6
0 to 0.4
Lead (Pb), % 0
14 to 18
Manganese (Mn), % 0.75 to 1.0
0
Molybdenum (Mo), % 0.25 to 0.35
0
Nickel (Ni), % 0
0 to 0.8
Phosphorus (P), % 0 to 0.035
0 to 1.5
Silicon (Si), % 0.15 to 0.35
0 to 0.0050
Sulfur (S), % 0 to 0.040
0 to 0.080
Tin (Sn), % 0
5.0 to 7.0
Zinc (Zn), % 0
0 to 1.5
Residuals, % 0
0 to 1.1