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AISI 309 Stainless Steel vs. C14510 Copper

AISI 309 stainless steel belongs to the iron alloys classification, while C14510 copper belongs to the copper 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 AISI 309 stainless steel and the bottom bar is C14510 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 34 to 47
9.1 to 9.6
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 78
43
Shear Strength, MPa 420 to 470
180 to 190
Tensile Strength: Ultimate (UTS), MPa 600 to 710
300 to 320
Tensile Strength: Yield (Proof), MPa 260 to 350
230 to 250

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Maximum Temperature: Mechanical, °C 980
200
Melting Completion (Liquidus), °C 1450
1080
Melting Onset (Solidus), °C 1400
1050
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 16
360
Thermal Expansion, µm/m-K 15
17

Otherwise Unclassified Properties

Base Metal Price, % relative 19
33
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 3.6
2.6
Embodied Energy, MJ/kg 51
42
Embodied Water, L/kg 170
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 230
25 to 29
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 310
230 to 280
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 21 to 25
9.2 to 10
Strength to Weight: Bending, points 20 to 23
11 to 12
Thermal Diffusivity, mm2/s 4.3
100
Thermal Shock Resistance, points 14 to 16
11 to 12

Alloy Composition

Carbon (C), % 0 to 0.2
0
Chromium (Cr), % 22 to 24
0
Copper (Cu), % 0
99.15 to 99.69
Iron (Fe), % 58 to 66
0
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 12 to 15
0
Phosphorus (P), % 0 to 0.045
0.010 to 0.030
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Tellurium (Te), % 0
0.3 to 0.7