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C18100 Copper vs. AISI 303Se Stainless Steel

C18100 copper belongs to the copper alloys classification, while AISI 303Se stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C18100 copper and the bottom bar is AISI 303Se stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.3
45
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 47
77
Shear Strength, MPa 300
410
Tensile Strength: Ultimate (UTS), MPa 510
590
Tensile Strength: Yield (Proof), MPa 460
230

Thermal Properties

Latent Heat of Fusion, J/g 210
290
Maximum Temperature: Mechanical, °C 200
930
Melting Completion (Liquidus), °C 1080
1420
Melting Onset (Solidus), °C 1020
1380
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 320
16
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 80
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 81
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 31
16
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 43
42
Embodied Water, L/kg 310
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
210
Resilience: Unit (Modulus of Resilience), kJ/m3 900
130
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 16
21
Strength to Weight: Bending, points 16
20
Thermal Diffusivity, mm2/s 94
4.3
Thermal Shock Resistance, points 18
13

Alloy Composition

Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0.4 to 1.2
17 to 19
Copper (Cu), % 98.7 to 99.49
0
Iron (Fe), % 0
67.2 to 74.9
Magnesium (Mg), % 0.030 to 0.060
0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
8.0 to 10
Phosphorus (P), % 0
0 to 0.2
Selenium (Se), % 0
0.15 to 0.35
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.060
Zirconium (Zr), % 0.080 to 0.2
0
Residuals, % 0 to 0.5
0