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C14181 Copper vs. AISI 304Cu Stainless Steel

C14181 copper belongs to the copper alloys classification, while AISI 304Cu stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C14181 copper and the bottom bar is AISI 304Cu stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 15
45
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
76
Tensile Strength: Ultimate (UTS), MPa 210
530
Tensile Strength: Yield (Proof), MPa 130
210

Thermal Properties

Latent Heat of Fusion, J/g 210
290
Maximum Temperature: Mechanical, °C 200
930
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
13
Thermal Expansion, µm/m-K 17
16

Otherwise Unclassified Properties

Base Metal Price, % relative 31
16
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.0
Embodied Energy, MJ/kg 41
43
Embodied Water, L/kg 310
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
190
Resilience: Unit (Modulus of Resilience), kJ/m3 69
110
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.5
19
Strength to Weight: Bending, points 8.8
19
Thermal Diffusivity, mm2/s 110
3.5
Thermal Shock Resistance, points 7.4
12

Alloy Composition

Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0 to 0.0050
0 to 0.030
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 99.9 to 100
3.0 to 4.0
Iron (Fe), % 0
63.9 to 72
Lead (Pb), % 0 to 0.0020
0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
8.0 to 10
Phosphorus (P), % 0 to 0.0020
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 0 to 0.0020
0