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C14180 Copper vs. S40977 Stainless Steel

C14180 copper belongs to the copper alloys classification, while S40977 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 C14180 copper and the bottom bar is S40977 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 15
21
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
76
Tensile Strength: Ultimate (UTS), MPa 210
510
Tensile Strength: Yield (Proof), MPa 130
310

Thermal Properties

Latent Heat of Fusion, J/g 210
270
Maximum Temperature: Mechanical, °C 200
720
Melting Completion (Liquidus), °C 1080
1440
Melting Onset (Solidus), °C 1080
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 370
25
Thermal Expansion, µm/m-K 17
10

Otherwise Unclassified Properties

Base Metal Price, % relative 31
6.5
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.9
Embodied Energy, MJ/kg 41
27
Embodied Water, L/kg 310
97

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
92
Resilience: Unit (Modulus of Resilience), kJ/m3 69
250
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.5
18
Strength to Weight: Bending, points 8.8
18
Thermal Diffusivity, mm2/s 110
6.7
Thermal Shock Resistance, points 7.4
18

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
10.5 to 12.5
Copper (Cu), % 99.9 to 100
0
Iron (Fe), % 0
83.9 to 89.2
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
0.3 to 1.0
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.075
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015