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C14200 Copper vs. N08925 Stainless Steel

C14200 copper belongs to the copper alloys classification, while N08925 stainless steel belongs to the iron alloys. There are 30 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 C14200 copper and the bottom bar is N08925 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.0 to 45
45
Fatigue Strength, MPa 76 to 130
310
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
80
Shear Strength, MPa 150 to 200
470
Tensile Strength: Ultimate (UTS), MPa 220 to 370
680
Tensile Strength: Yield (Proof), MPa 75 to 340
340

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1080
1460
Melting Onset (Solidus), °C 1030
1410
Specific Heat Capacity, J/kg-K 390
460
Thermal Conductivity, W/m-K 190
13
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 45
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 31
33
Density, g/cm3 8.9
8.1
Embodied Carbon, kg CO2/kg material 2.6
6.2
Embodied Energy, MJ/kg 41
84
Embodied Water, L/kg 310
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29 to 83
250
Resilience: Unit (Modulus of Resilience), kJ/m3 24 to 500
280
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 6.8 to 11
23
Strength to Weight: Bending, points 9.1 to 13
21
Thermal Diffusivity, mm2/s 56
3.5
Thermal Shock Resistance, points 7.9 to 13
15

Alloy Composition

Arsenic (As), % 0.15 to 0.5
0
Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
19 to 21
Copper (Cu), % 99.4 to 99.835
0.8 to 1.5
Iron (Fe), % 0
42.7 to 50.1
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 0
24 to 26
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0.015 to 0.040
0 to 0.045
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.030