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C19800 Copper vs. S30441 Stainless Steel

C19800 copper belongs to the copper alloys classification, while S30441 stainless steel belongs to the iron alloys. There are 29 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 C19800 copper and the bottom bar is S30441 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 9.0 to 12
45
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
76
Shear Strength, MPa 260 to 330
400
Tensile Strength: Ultimate (UTS), MPa 430 to 550
580
Tensile Strength: Yield (Proof), MPa 420 to 550
230

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
940
Melting Completion (Liquidus), °C 1070
1420
Melting Onset (Solidus), °C 1050
1370
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 260
15
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 61
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 62
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 30
18
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.8
3.4
Embodied Energy, MJ/kg 43
50
Embodied Water, L/kg 320
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49 to 52
210
Resilience: Unit (Modulus of Resilience), kJ/m3 770 to 1320
140
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 14 to 17
21
Strength to Weight: Bending, points 14 to 17
20
Thermal Diffusivity, mm2/s 75
4.0
Thermal Shock Resistance, points 15 to 20
13

Alloy Composition

Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
17.5 to 19.5
Copper (Cu), % 95.7 to 99.47
1.5 to 2.5
Iron (Fe), % 0.020 to 0.5
62 to 71.7
Magnesium (Mg), % 0.1 to 1.0
0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
8.0 to 10.5
Niobium (Nb), % 0
0.1 to 0.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0.010 to 0.1
0 to 0.045
Silicon (Si), % 0
1.0 to 2.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0.1 to 1.0
0
Tungsten (W), % 0
0.2 to 0.8
Zinc (Zn), % 0.3 to 1.5
0
Residuals, % 0 to 0.2
0