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C17300 Copper vs. S45503 Stainless Steel

C17300 copper belongs to the copper alloys classification, while S45503 stainless steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is C17300 copper and the bottom bar is S45503 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 3.0 to 23
4.6 to 6.8
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 45
75
Shear Strength, MPa 320 to 790
940 to 1070
Tensile Strength: Ultimate (UTS), MPa 500 to 1380
1610 to 1850
Tensile Strength: Yield (Proof), MPa 160 to 1200
1430 to 1700

Thermal Properties

Latent Heat of Fusion, J/g 230
270
Maximum Temperature: Mechanical, °C 270
760
Melting Completion (Liquidus), °C 980
1440
Melting Onset (Solidus), °C 870
1400
Specific Heat Capacity, J/kg-K 380
470
Thermal Expansion, µm/m-K 17
11

Otherwise Unclassified Properties

Density, g/cm3 8.8
7.9
Embodied Carbon, kg CO2/kg material 9.4
3.4
Embodied Energy, MJ/kg 150
48
Embodied Water, L/kg 310
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40 to 88
82 to 110
Stiffness to Weight: Axial, points 7.6
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 16 to 44
57 to 65
Strength to Weight: Bending, points 16 to 31
39 to 43
Thermal Shock Resistance, points 17 to 48
56 to 64

Alloy Composition

Aluminum (Al), % 0 to 0.2
0
Beryllium (Be), % 1.8 to 2.0
0
Carbon (C), % 0
0 to 0.010
Chromium (Cr), % 0
11 to 12.5
Copper (Cu), % 95.5 to 97.8
1.5 to 2.5
Iron (Fe), % 0 to 0.4
72.4 to 78.9
Lead (Pb), % 0.2 to 0.6
0
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0.2 to 0.6
7.5 to 9.5
Niobium (Nb), % 0
0.1 to 0.5
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0 to 0.2
0 to 0.2
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 0
1.0 to 1.4
Residuals, % 0 to 0.5
0