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C82700 Copper vs. EN 1.4162 Stainless Steel

C82700 copper belongs to the copper alloys classification, while EN 1.4162 stainless steel belongs to the iron alloys. There are 27 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 C82700 copper and the bottom bar is EN 1.4162 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 1.8
32
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 46
78
Tensile Strength: Ultimate (UTS), MPa 1200
780
Tensile Strength: Yield (Proof), MPa 1020
520

Thermal Properties

Latent Heat of Fusion, J/g 240
290
Maximum Temperature: Mechanical, °C 300
1000
Melting Completion (Liquidus), °C 950
1420
Melting Onset (Solidus), °C 860
1370
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 130
15
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 21
2.5

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.7
Embodied Carbon, kg CO2/kg material 12
2.6
Embodied Energy, MJ/kg 180
38
Embodied Water, L/kg 310
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
220
Resilience: Unit (Modulus of Resilience), kJ/m3 4260
690
Stiffness to Weight: Axial, points 7.8
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 38
28
Strength to Weight: Bending, points 29
25
Thermal Diffusivity, mm2/s 39
4.0
Thermal Shock Resistance, points 41
21

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 2.4 to 2.6
0
Carbon (C), % 0
0 to 0.040
Chromium (Cr), % 0 to 0.090
21 to 22
Copper (Cu), % 94.6 to 96.7
0.1 to 0.8
Iron (Fe), % 0 to 0.25
67.2 to 73.3
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
4.0 to 6.0
Molybdenum (Mo), % 0
0.1 to 0.8
Nickel (Ni), % 1.0 to 1.5
1.4 to 1.9
Nitrogen (N), % 0
0.2 to 0.25
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.15
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.5
0