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S32950 Stainless Steel vs. C40500 Penny Bronze

S32950 stainless steel belongs to the iron alloys classification, while C40500 penny bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S32950 stainless steel and the bottom bar is C40500 penny bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 17
3.0 to 49
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 80
43
Shear Strength, MPa 480
210 to 310
Tensile Strength: Ultimate (UTS), MPa 780
270 to 540
Tensile Strength: Yield (Proof), MPa 550
79 to 520

Thermal Properties

Latent Heat of Fusion, J/g 300
200
Maximum Temperature: Mechanical, °C 1100
190
Melting Completion (Liquidus), °C 1430
1060
Melting Onset (Solidus), °C 1390
1020
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 16
160
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
41
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
42

Otherwise Unclassified Properties

Base Metal Price, % relative 17
30
Density, g/cm3 7.7
8.8
Embodied Carbon, kg CO2/kg material 3.4
2.7
Embodied Energy, MJ/kg 47
43
Embodied Water, L/kg 180
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
16 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 730
28 to 1200
Stiffness to Weight: Axial, points 15
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 28
8.5 to 17
Strength to Weight: Bending, points 24
10 to 17
Thermal Diffusivity, mm2/s 4.3
48
Thermal Shock Resistance, points 21
9.5 to 19

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 26 to 29
0
Copper (Cu), % 0
94 to 96
Iron (Fe), % 60.3 to 69.4
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 1.0 to 2.5
0
Nickel (Ni), % 3.5 to 5.2
0
Nitrogen (N), % 0.15 to 0.35
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.6
0
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
0.7 to 1.3
Zinc (Zn), % 0
2.1 to 5.3
Residuals, % 0
0 to 0.5