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S21603 Stainless Steel vs. C19700 Copper

S21603 stainless steel belongs to the iron alloys classification, while C19700 copper belongs to the copper alloys. There are 26 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 C19700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 45
2.4 to 13
Poisson's Ratio 0.28
0.34
Rockwell B Hardness 88
67 to 75
Shear Modulus, GPa 79
43
Shear Strength, MPa 490
240 to 300
Tensile Strength: Ultimate (UTS), MPa 690
400 to 530
Tensile Strength: Yield (Proof), MPa 390
330 to 520

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Maximum Temperature: Mechanical, °C 990
200
Melting Completion (Liquidus), °C 1420
1090
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
30
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 3.6
2.6
Embodied Energy, MJ/kg 50
41
Embodied Water, L/kg 160
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
12 to 49
Resilience: Unit (Modulus of Resilience), kJ/m3 380
460 to 1160
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 25
12 to 16
Strength to Weight: Bending, points 22
14 to 16
Thermal Shock Resistance, points 15
14 to 19

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17.5 to 22
0
Cobalt (Co), % 0
0 to 0.050
Copper (Cu), % 0
97.4 to 99.59
Iron (Fe), % 57.6 to 67.8
0.3 to 1.2
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0
0.010 to 0.2
Manganese (Mn), % 7.5 to 9.0
0 to 0.050
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 5.0 to 7.0
0 to 0.050
Nitrogen (N), % 0.25 to 0.5
0
Phosphorus (P), % 0 to 0.045
0.1 to 0.4
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.2