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C17300 Copper vs. S32506 Stainless Steel

C17300 copper belongs to the copper alloys classification, while S32506 stainless steel belongs to the iron alloys. There are 28 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 C17300 copper and the bottom bar is S32506 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 3.0 to 23
21
Poisson's Ratio 0.33
0.27
Shear Modulus, GPa 45
81
Shear Strength, MPa 320 to 790
440
Tensile Strength: Ultimate (UTS), MPa 500 to 1380
710
Tensile Strength: Yield (Proof), MPa 160 to 1200
500

Thermal Properties

Latent Heat of Fusion, J/g 230
300
Maximum Temperature: Mechanical, °C 270
1100
Melting Completion (Liquidus), °C 980
1450
Melting Onset (Solidus), °C 870
1400
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 110
16
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 23
2.5

Otherwise Unclassified Properties

Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 9.4
3.9
Embodied Energy, MJ/kg 150
54
Embodied Water, L/kg 310
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40 to 88
130
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 5410
620
Stiffness to Weight: Axial, points 7.6
15
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 16 to 44
25
Strength to Weight: Bending, points 16 to 31
23
Thermal Diffusivity, mm2/s 32
4.3
Thermal Shock Resistance, points 17 to 48
19

Alloy Composition

Aluminum (Al), % 0 to 0.2
0
Beryllium (Be), % 1.8 to 2.0
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
24 to 26
Copper (Cu), % 95.5 to 97.8
0
Iron (Fe), % 0 to 0.4
60.8 to 67.4
Lead (Pb), % 0.2 to 0.6
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
3.0 to 3.5
Nickel (Ni), % 0.2 to 0.6
5.5 to 7.2
Nitrogen (N), % 0
0.080 to 0.2
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.2
0 to 0.9
Sulfur (S), % 0
0 to 0.015
Tungsten (W), % 0
0.050 to 0.3
Residuals, % 0 to 0.5
0