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C17465 Copper vs. S35315 Stainless Steel

C17465 copper belongs to the copper alloys classification, while S35315 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 C17465 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, % 5.3 to 36
46
Poisson's Ratio 0.34
0.28
Rockwell B Hardness 44 to 110
82
Shear Modulus, GPa 44
78
Shear Strength, MPa 210 to 540
520
Tensile Strength: Ultimate (UTS), MPa 310 to 930
740
Tensile Strength: Yield (Proof), MPa 120 to 830
300

Thermal Properties

Latent Heat of Fusion, J/g 210
330
Maximum Temperature: Mechanical, °C 210
1100
Melting Completion (Liquidus), °C 1080
1370
Melting Onset (Solidus), °C 1030
1330
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 220
12
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22 to 51
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 23 to 52
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 45
34
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 4.1
5.7
Embodied Energy, MJ/kg 64
81
Embodied Water, L/kg 310
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 47 to 90
270
Resilience: Unit (Modulus of Resilience), kJ/m3 64 to 2920
230
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 9.7 to 29
26
Strength to Weight: Bending, points 11 to 24
23
Thermal Diffusivity, mm2/s 64
3.1
Thermal Shock Resistance, points 11 to 33
17

Alloy Composition

Aluminum (Al), % 0 to 0.2
0
Beryllium (Be), % 0.15 to 0.5
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), % 95.7 to 98.7
0
Iron (Fe), % 0 to 0.2
33.6 to 40.6
Lead (Pb), % 0.2 to 0.6
0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 1.0 to 1.4
34 to 36
Nitrogen (N), % 0
0.12 to 0.18
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.2
1.2 to 2.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.25
0
Zirconium (Zr), % 0 to 0.5
0
Residuals, % 0 to 0.5
0