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S44800 Stainless Steel vs. C91100 Bronze

S44800 stainless steel belongs to the iron alloys classification, while C91100 bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S44800 stainless steel and the bottom bar is C91100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
100
Elongation at Break, % 23
2.0
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 82
39
Tensile Strength: Ultimate (UTS), MPa 590
240
Tensile Strength: Yield (Proof), MPa 450
170

Thermal Properties

Latent Heat of Fusion, J/g 300
180
Maximum Temperature: Mechanical, °C 1100
160
Melting Completion (Liquidus), °C 1460
950
Melting Onset (Solidus), °C 1410
820
Specific Heat Capacity, J/kg-K 480
360
Thermal Conductivity, W/m-K 17
63
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 19
38
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 3.8
4.2
Embodied Energy, MJ/kg 52
69
Embodied Water, L/kg 190
440

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
4.4
Resilience: Unit (Modulus of Resilience), kJ/m3 480
140
Stiffness to Weight: Axial, points 15
6.7
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 21
7.7
Strength to Weight: Bending, points 20
9.9
Thermal Diffusivity, mm2/s 4.6
20
Thermal Shock Resistance, points 19
9.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0 to 0.010
0
Chromium (Cr), % 28 to 30
0
Copper (Cu), % 0 to 0.15
82 to 85
Iron (Fe), % 62.6 to 66.5
0 to 0.25
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0 to 0.3
0
Molybdenum (Mo), % 3.5 to 4.2
0
Nickel (Ni), % 2.0 to 2.5
0 to 0.5
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.025
0 to 1.0
Silicon (Si), % 0 to 0.2
0 to 0.0050
Sulfur (S), % 0 to 0.020
0 to 0.050
Tin (Sn), % 0
15 to 17
Zinc (Zn), % 0
0 to 0.25