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C99500 Copper vs. S35315 Stainless Steel

C99500 copper belongs to the copper alloys classification, while S35315 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C99500 copper and the bottom bar is S35315 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 13
46
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 45
78
Tensile Strength: Ultimate (UTS), MPa 540
740
Tensile Strength: Yield (Proof), MPa 310
300

Thermal Properties

Latent Heat of Fusion, J/g 240
330
Maximum Temperature: Mechanical, °C 210
1100
Melting Completion (Liquidus), °C 1090
1370
Melting Onset (Solidus), °C 1040
1330
Specific Heat Capacity, J/kg-K 400
480
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 10
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 30
34
Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 3.0
5.7
Embodied Energy, MJ/kg 47
81
Embodied Water, L/kg 300
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
270
Resilience: Unit (Modulus of Resilience), kJ/m3 410
230
Stiffness to Weight: Axial, points 7.7
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 17
26
Strength to Weight: Bending, points 17
23
Thermal Shock Resistance, points 19
17

Alloy Composition

Aluminum (Al), % 0.5 to 2.0
0
Carbon (C), % 0
0.040 to 0.080
Cerium (Ce), % 0
0.030 to 0.1
Chromium (Cr), % 0
24 to 26
Copper (Cu), % 82.5 to 92
0
Iron (Fe), % 3.0 to 5.0
33.6 to 40.6
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.5
0 to 2.0
Nickel (Ni), % 3.5 to 5.5
34 to 36
Nitrogen (N), % 0
0.12 to 0.18
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0.5 to 2.0
1.2 to 2.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 0.5 to 2.0
0
Residuals, % 0 to 0.3
0