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C18200 Copper vs. S33228 Stainless Steel

C18200 copper belongs to the copper alloys classification, while S33228 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C18200 copper and the bottom bar is S33228 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 11 to 40
34
Poisson's Ratio 0.34
0.28
Rockwell B Hardness 65 to 82
82
Shear Modulus, GPa 44
79
Shear Strength, MPa 210 to 320
380
Tensile Strength: Ultimate (UTS), MPa 310 to 530
570
Tensile Strength: Yield (Proof), MPa 97 to 450
210

Thermal Properties

Latent Heat of Fusion, J/g 210
310
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1080
1410
Melting Onset (Solidus), °C 1070
1360
Specific Heat Capacity, J/kg-K 390
470
Thermal Expansion, µm/m-K 18
16

Otherwise Unclassified Properties

Base Metal Price, % relative 31
37
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 2.6
6.2
Embodied Energy, MJ/kg 41
89
Embodied Water, L/kg 310
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 43 to 96
150
Resilience: Unit (Modulus of Resilience), kJ/m3 40 to 860
110
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 9.6 to 16
20
Strength to Weight: Bending, points 11 to 16
19
Thermal Shock Resistance, points 11 to 18
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.025
Carbon (C), % 0
0.040 to 0.080
Cerium (Ce), % 0
0.050 to 0.1
Chromium (Cr), % 0.6 to 1.2
26 to 28
Copper (Cu), % 98.6 to 99.4
0
Iron (Fe), % 0 to 0.1
36.5 to 42.3
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
31 to 33
Niobium (Nb), % 0
0.6 to 1.0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.1
0 to 0.3
Sulfur (S), % 0
0 to 0.015