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S30441 Stainless Steel vs. C55284 Copper

S30441 stainless steel belongs to the iron alloys classification, while C55284 copper belongs to the copper alloys. There are 18 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is S30441 stainless steel and the bottom bar is C55284 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
38
Tensile Strength: Ultimate (UTS), MPa 580
180

Thermal Properties

Latent Heat of Fusion, J/g 300
180
Maximum Temperature: Mechanical, °C 940
200
Melting Completion (Liquidus), °C 1420
800
Melting Onset (Solidus), °C 1370
640
Specific Heat Capacity, J/kg-K 480
380
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 3.4
16
Embodied Energy, MJ/kg 50
260

Common Calculations

Stiffness to Weight: Axial, points 14
6.5
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 21
5.6
Strength to Weight: Bending, points 20
8.0
Thermal Shock Resistance, points 13
7.4

Alloy Composition

Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 17.5 to 19.5
0
Copper (Cu), % 1.5 to 2.5
79.2 to 80.7
Iron (Fe), % 62 to 71.7
0
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 8.0 to 10.5
0
Niobium (Nb), % 0.1 to 0.5
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
4.8 to 5.2
Silicon (Si), % 1.0 to 2.0
0
Silver (Ag), % 0
14.5 to 15.5
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 0.2 to 0.8
0
Residuals, % 0
0 to 0.15