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C16200 Copper vs. S32750 Stainless Steel

C16200 copper belongs to the copper alloys classification, while S32750 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C16200 copper and the bottom bar is S32750 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 2.0 to 56
17
Fatigue Strength, MPa 100 to 210
360
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 43
81
Shear Strength, MPa 190 to 390
530
Tensile Strength: Ultimate (UTS), MPa 240 to 550
860
Tensile Strength: Yield (Proof), MPa 48 to 470
590

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 370
1100
Melting Completion (Liquidus), °C 1080
1450
Melting Onset (Solidus), °C 1030
1400
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 360
15
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 90
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 90
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 30
21
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.6
4.1
Embodied Energy, MJ/kg 41
56
Embodied Water, L/kg 310
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 99
130
Resilience: Unit (Modulus of Resilience), kJ/m3 10 to 970
860
Stiffness to Weight: Axial, points 7.2
15
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 7.4 to 17
31
Strength to Weight: Bending, points 9.6 to 17
26
Thermal Diffusivity, mm2/s 100
4.0
Thermal Shock Resistance, points 8.7 to 20
25

Alloy Composition

Cadmium (Cd), % 0.7 to 1.2
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
24 to 26
Copper (Cu), % 98.6 to 99.3
0 to 0.5
Iron (Fe), % 0 to 0.2
58.1 to 66.8
Manganese (Mn), % 0
0 to 1.2
Molybdenum (Mo), % 0
3.0 to 5.0
Nickel (Ni), % 0
6.0 to 8.0
Nitrogen (N), % 0
0.24 to 0.32
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 0.8
Sulfur (S), % 0
0 to 0.020