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S21603 Stainless Steel vs. C82200 Copper

S21603 stainless steel belongs to the iron alloys classification, while C82200 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 S21603 stainless steel and the bottom bar is C82200 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 45
8.0 to 20
Poisson's Ratio 0.28
0.34
Rockwell B Hardness 88
60 to 96
Shear Modulus, GPa 79
44
Tensile Strength: Ultimate (UTS), MPa 690
390 to 660
Tensile Strength: Yield (Proof), MPa 390
210 to 520

Thermal Properties

Latent Heat of Fusion, J/g 290
220
Maximum Temperature: Mechanical, °C 990
230
Melting Completion (Liquidus), °C 1420
1080
Melting Onset (Solidus), °C 1380
1040
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 17
55
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 3.6
4.8
Embodied Energy, MJ/kg 50
74
Embodied Water, L/kg 160
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
49 to 66
Resilience: Unit (Modulus of Resilience), kJ/m3 380
180 to 1130
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 25
12 to 20
Strength to Weight: Bending, points 22
13 to 19
Thermal Shock Resistance, points 15
14 to 23

Alloy Composition

Beryllium (Be), % 0
0.35 to 0.8
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17.5 to 22
0
Cobalt (Co), % 0
0 to 0.3
Copper (Cu), % 0
97.4 to 98.7
Iron (Fe), % 57.6 to 67.8
0
Manganese (Mn), % 7.5 to 9.0
0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 5.0 to 7.0
1.0 to 2.0
Nitrogen (N), % 0.25 to 0.5
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Residuals, % 0
0 to 0.5