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C14500 Copper vs. S35500 Stainless Steel

C14500 copper belongs to the copper alloys classification, while S35500 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C14500 copper and the bottom bar is S35500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 12 to 50
14
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
78
Shear Strength, MPa 150 to 190
810 to 910
Tensile Strength: Ultimate (UTS), MPa 220 to 330
1330 to 1490
Tensile Strength: Yield (Proof), MPa 69 to 260
1200 to 1280

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 200
870
Melting Completion (Liquidus), °C 1080
1460
Melting Onset (Solidus), °C 1050
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 360
16
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 94
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 95
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 33
16
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.5
Embodied Energy, MJ/kg 42
47
Embodied Water, L/kg 310
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36 to 85
180 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 21 to 300
3610 to 4100
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8 to 10
47 to 53
Strength to Weight: Bending, points 9.1 to 12
34 to 37
Thermal Diffusivity, mm2/s 100
4.4
Thermal Shock Resistance, points 8.0 to 12
44 to 49

Alloy Composition

Carbon (C), % 0
0.1 to 0.15
Chromium (Cr), % 0
15 to 16
Copper (Cu), % 99.2 to 99.596
0
Iron (Fe), % 0
73.2 to 77.7
Manganese (Mn), % 0
0.5 to 1.3
Molybdenum (Mo), % 0
2.5 to 3.2
Nickel (Ni), % 0
4.0 to 5.0
Niobium (Nb), % 0
0.1 to 0.5
Nitrogen (N), % 0
0.070 to 0.13
Phosphorus (P), % 0.0040 to 0.012
0 to 0.040
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Tellurium (Te), % 0.4 to 0.7
0

Comparable Variants