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C17300 Copper vs. S17600 Stainless Steel

C17300 copper belongs to the copper alloys classification, while S17600 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C17300 copper and the bottom bar is S17600 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 3.0 to 23
8.6 to 11
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 45
76
Shear Strength, MPa 320 to 790
560 to 880
Tensile Strength: Ultimate (UTS), MPa 500 to 1380
940 to 1490
Tensile Strength: Yield (Proof), MPa 160 to 1200
580 to 1310

Thermal Properties

Latent Heat of Fusion, J/g 230
290
Maximum Temperature: Mechanical, °C 270
890
Melting Completion (Liquidus), °C 980
1430
Melting Onset (Solidus), °C 870
1390
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 110
15
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 23
2.7

Otherwise Unclassified Properties

Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 9.4
2.9
Embodied Energy, MJ/kg 150
42
Embodied Water, L/kg 310
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40 to 88
70 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 5410
850 to 4390
Stiffness to Weight: Axial, points 7.6
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 16 to 44
34 to 54
Strength to Weight: Bending, points 16 to 31
28 to 37
Thermal Diffusivity, mm2/s 32
4.1
Thermal Shock Resistance, points 17 to 48
31 to 50

Alloy Composition

Aluminum (Al), % 0 to 0.2
0 to 0.4
Beryllium (Be), % 1.8 to 2.0
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
16 to 17.5
Copper (Cu), % 95.5 to 97.8
0
Iron (Fe), % 0 to 0.4
71.3 to 77.6
Lead (Pb), % 0.2 to 0.6
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0.2 to 0.6
6.0 to 7.5
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.2
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 0
0.4 to 1.2
Residuals, % 0 to 0.5
0