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C82200 Copper vs. EN 1.4938 Stainless Steel

C82200 copper belongs to the copper alloys classification, while EN 1.4938 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C82200 copper and the bottom bar is EN 1.4938 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.0 to 20
16 to 17
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
76
Tensile Strength: Ultimate (UTS), MPa 390 to 660
870 to 1030
Tensile Strength: Yield (Proof), MPa 210 to 520
640 to 870

Thermal Properties

Latent Heat of Fusion, J/g 220
270
Maximum Temperature: Mechanical, °C 230
750
Melting Completion (Liquidus), °C 1080
1460
Melting Onset (Solidus), °C 1040
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 180
30
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 46
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 55
10
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 4.8
3.3
Embodied Energy, MJ/kg 74
47
Embodied Water, L/kg 310
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49 to 66
140 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1130
1050 to 1920
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 12 to 20
31 to 37
Strength to Weight: Bending, points 13 to 19
26 to 29
Thermal Diffusivity, mm2/s 53
8.1
Thermal Shock Resistance, points 14 to 23
30 to 35

Alloy Composition

Beryllium (Be), % 0.35 to 0.8
0
Carbon (C), % 0
0.080 to 0.15
Chromium (Cr), % 0
11 to 12.5
Cobalt (Co), % 0 to 0.3
0
Copper (Cu), % 97.4 to 98.7
0
Iron (Fe), % 0
80.5 to 84.8
Manganese (Mn), % 0
0.4 to 0.9
Molybdenum (Mo), % 0
1.5 to 2.0
Nickel (Ni), % 1.0 to 2.0
2.0 to 3.0
Nitrogen (N), % 0
0.020 to 0.040
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.015
Vanadium (V), % 0
0.25 to 0.4
Residuals, % 0 to 0.5
0