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CR012A Copper vs. S32003 Stainless Steel

CR012A copper belongs to the copper alloys classification, while S32003 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is CR012A copper and the bottom bar is S32003 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 15
28
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 43
79
Tensile Strength: Ultimate (UTS), MPa 220
730
Tensile Strength: Yield (Proof), MPa 130
510

Thermal Properties

Latent Heat of Fusion, J/g 210
290
Maximum Temperature: Mechanical, °C 200
1010
Melting Completion (Liquidus), °C 1090
1440
Melting Onset (Solidus), °C 1040
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 390
15
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 100
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 33
14
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 42
42
Embodied Water, L/kg 360
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
180
Resilience: Unit (Modulus of Resilience), kJ/m3 76
660
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8
26
Strength to Weight: Bending, points 9.0
23
Thermal Diffusivity, mm2/s 110
4.0
Thermal Shock Resistance, points 7.8
21

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
19.5 to 22.5
Copper (Cu), % 99.85 to 99.94
0
Iron (Fe), % 0
68.2 to 75.9
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
1.5 to 2.0
Nickel (Ni), % 0
3.0 to 4.0
Nitrogen (N), % 0
0.14 to 0.2
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 0.060 to 0.080
0
Sulfur (S), % 0
0 to 0.020