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S21603 Stainless Steel vs. C19500 Copper

S21603 stainless steel belongs to the iron alloys classification, while C19500 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 C19500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 45
2.3 to 38
Poisson's Ratio 0.28
0.34
Rockwell B Hardness 88
71 to 86
Shear Modulus, GPa 79
44
Shear Strength, MPa 490
260 to 360
Tensile Strength: Ultimate (UTS), MPa 690
380 to 640
Tensile Strength: Yield (Proof), MPa 390
120 to 600

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
1090
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 17
31
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 3.6
2.7
Embodied Energy, MJ/kg 50
42
Embodied Water, L/kg 160
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
14 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 380
59 to 1530
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 25
12 to 20
Strength to Weight: Bending, points 22
13 to 18
Thermal Shock Resistance, points 15
13 to 23

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17.5 to 22
0
Cobalt (Co), % 0
0.3 to 1.3
Copper (Cu), % 0
94.9 to 98.6
Iron (Fe), % 57.6 to 67.8
1.0 to 2.0
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 7.5 to 9.0
0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 5.0 to 7.0
0
Nitrogen (N), % 0.25 to 0.5
0
Phosphorus (P), % 0 to 0.045
0.010 to 0.35
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.1 to 1.0
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.2