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S28200 Stainless Steel vs. C18200 Copper

S28200 stainless steel belongs to the iron alloys classification, while C18200 copper belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is S28200 stainless steel and the bottom bar is C18200 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 45
11 to 40
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
44
Shear Strength, MPa 610
210 to 320
Tensile Strength: Ultimate (UTS), MPa 870
310 to 530
Tensile Strength: Yield (Proof), MPa 460
97 to 450

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Maximum Temperature: Mechanical, °C 900
200
Melting Completion (Liquidus), °C 1380
1080
Melting Onset (Solidus), °C 1330
1070
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 18
18

Otherwise Unclassified Properties

Base Metal Price, % relative 12
31
Density, g/cm3 7.6
8.9
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 41
41
Embodied Water, L/kg 160
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 330
43 to 96
Resilience: Unit (Modulus of Resilience), kJ/m3 540
40 to 860
Stiffness to Weight: Axial, points 15
7.3
Stiffness to Weight: Bending, points 26
18
Strength to Weight: Axial, points 32
9.6 to 16
Strength to Weight: Bending, points 27
11 to 16
Thermal Shock Resistance, points 17
11 to 18

Alloy Composition

Carbon (C), % 0 to 0.15
0
Chromium (Cr), % 17 to 19
0.6 to 1.2
Copper (Cu), % 0.75 to 1.3
98.6 to 99.4
Iron (Fe), % 57.7 to 64.1
0 to 0.1
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 17 to 19
0
Molybdenum (Mo), % 0.75 to 1.3
0
Nitrogen (N), % 0.4 to 0.6
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.030
0