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C82700 Copper vs. EN 1.4901 Stainless Steel

C82700 copper belongs to the copper alloys classification, while EN 1.4901 stainless steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C82700 copper and the bottom bar is EN 1.4901 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 1.8
19
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 46
76
Tensile Strength: Ultimate (UTS), MPa 1200
740
Tensile Strength: Yield (Proof), MPa 1020
490

Thermal Properties

Latent Heat of Fusion, J/g 240
260
Maximum Temperature: Mechanical, °C 300
650
Melting Completion (Liquidus), °C 950
1490
Melting Onset (Solidus), °C 860
1450
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 130
26
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
8.2
Electrical Conductivity: Equal Weight (Specific), % IACS 21
9.3

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 12
2.8
Embodied Energy, MJ/kg 180
40
Embodied Water, L/kg 310
89

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
120
Resilience: Unit (Modulus of Resilience), kJ/m3 4260
620
Stiffness to Weight: Axial, points 7.8
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 38
26
Strength to Weight: Bending, points 29
23
Thermal Diffusivity, mm2/s 39
6.9
Thermal Shock Resistance, points 41
23

Alloy Composition

Aluminum (Al), % 0 to 0.15
0 to 0.020
Beryllium (Be), % 2.4 to 2.6
0
Boron (B), % 0
0.0010 to 0.0060
Carbon (C), % 0
0.070 to 0.13
Chromium (Cr), % 0 to 0.090
8.5 to 9.5
Copper (Cu), % 94.6 to 96.7
0
Iron (Fe), % 0 to 0.25
85.8 to 89.1
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0.3 to 0.6
Molybdenum (Mo), % 0
0.3 to 0.6
Nickel (Ni), % 1.0 to 1.5
0 to 0.4
Niobium (Nb), % 0
0.040 to 0.090
Nitrogen (N), % 0
0.030 to 0.070
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.15
0 to 0.5
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 0
1.5 to 2.0
Vanadium (V), % 0
0.15 to 0.25
Zinc (Zn), % 0 to 0.1
0
Zirconium (Zr), % 0
0 to 0.010
Residuals, % 0 to 0.5
0