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C14181 Copper vs. S30415 Stainless Steel

C14181 copper belongs to the copper alloys classification, while S30415 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C14181 copper and the bottom bar is S30415 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 15
45
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
77
Tensile Strength: Ultimate (UTS), MPa 210
670
Tensile Strength: Yield (Proof), MPa 130
330

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
940
Melting Completion (Liquidus), °C 1080
1410
Melting Onset (Solidus), °C 1080
1370
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 380
21
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 31
15
Density, g/cm3 9.0
7.7
Embodied Carbon, kg CO2/kg material 2.6
3.1
Embodied Energy, MJ/kg 41
43
Embodied Water, L/kg 310
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
250
Resilience: Unit (Modulus of Resilience), kJ/m3 69
280
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.5
24
Strength to Weight: Bending, points 8.8
22
Thermal Diffusivity, mm2/s 110
5.6
Thermal Shock Resistance, points 7.4
15

Alloy Composition

Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0 to 0.0050
0.040 to 0.060
Cerium (Ce), % 0
0.030 to 0.080
Chromium (Cr), % 0
18 to 19
Copper (Cu), % 99.9 to 100
0
Iron (Fe), % 0
67.8 to 71.8
Lead (Pb), % 0 to 0.0020
0
Manganese (Mn), % 0
0 to 0.8
Nickel (Ni), % 0
9.0 to 10
Nitrogen (N), % 0
0.12 to 0.18
Phosphorus (P), % 0 to 0.0020
0 to 0.045
Silicon (Si), % 0
1.0 to 2.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 0 to 0.0020
0