MakeItFrom.com
Menu (ESC)

C81400 Copper vs. S32803 Stainless Steel

C81400 copper belongs to the copper alloys classification, while S32803 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 C81400 copper and the bottom bar is S32803 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 11
18
Poisson's Ratio 0.34
0.27
Rockwell B Hardness 69
86
Shear Modulus, GPa 41
81
Tensile Strength: Ultimate (UTS), MPa 370
680
Tensile Strength: Yield (Proof), MPa 250
560

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1090
1450
Melting Onset (Solidus), °C 1070
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 260
16
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 61
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 33
19
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 2.8
3.7
Embodied Energy, MJ/kg 45
53
Embodied Water, L/kg 310
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
120
Resilience: Unit (Modulus of Resilience), kJ/m3 260
760
Stiffness to Weight: Axial, points 7.3
15
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 11
25
Strength to Weight: Bending, points 13
22
Thermal Diffusivity, mm2/s 75
4.4
Thermal Shock Resistance, points 13
22

Alloy Composition

Beryllium (Be), % 0.020 to 0.1
0
Carbon (C), % 0
0 to 0.015
Chromium (Cr), % 0.6 to 1.0
28 to 29
Copper (Cu), % 98.4 to 99.38
0
Iron (Fe), % 0
62.9 to 67.1
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
1.8 to 2.5
Nickel (Ni), % 0
3.0 to 4.0
Niobium (Nb), % 0
0.15 to 0.5
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.55
Sulfur (S), % 0
0 to 0.0035
Residuals, % 0 to 0.5
0