AISI 301LN Stainless Steel vs. C72700 Copper-nickel
AISI 301LN stainless steel belongs to the iron alloys classification, while C72700 copper-nickel belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is AISI 301LN stainless steel and the bottom bar is C72700 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 200 | |
120 |
Elongation at Break, % | 23 to 51 | |
4.0 to 36 |
Poisson's Ratio | 0.28 | |
0.34 |
Shear Modulus, GPa | 77 | |
44 |
Shear Strength, MPa | 450 to 670 | |
310 to 620 |
Tensile Strength: Ultimate (UTS), MPa | 630 to 1060 | |
460 to 1070 |
Tensile Strength: Yield (Proof), MPa | 270 to 770 | |
580 to 1060 |
Thermal Properties
Latent Heat of Fusion, J/g | 280 | |
210 |
Maximum Temperature: Mechanical, °C | 890 | |
200 |
Melting Completion (Liquidus), °C | 1430 | |
1100 |
Melting Onset (Solidus), °C | 1380 | |
930 |
Specific Heat Capacity, J/kg-K | 480 | |
380 |
Thermal Conductivity, W/m-K | 15 | |
54 |
Thermal Expansion, µm/m-K | 16 | |
17 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 2.4 | |
11 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
11 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 13 | |
36 |
Density, g/cm3 | 7.8 | |
8.8 |
Embodied Carbon, kg CO2/kg material | 2.7 | |
4.0 |
Embodied Energy, MJ/kg | 39 | |
62 |
Embodied Water, L/kg | 130 | |
350 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 220 to 290 | |
20 to 380 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 180 to 1520 | |
1420 to 4770 |
Stiffness to Weight: Axial, points | 14 | |
7.4 |
Stiffness to Weight: Bending, points | 25 | |
19 |
Strength to Weight: Axial, points | 22 to 38 | |
14 to 34 |
Strength to Weight: Bending, points | 21 to 30 | |
15 to 26 |
Thermal Diffusivity, mm2/s | 4.0 | |
16 |
Thermal Shock Resistance, points | 14 to 24 | |
16 to 38 |
Alloy Composition
Carbon (C), % | 0 to 0.030 | |
0 |
Chromium (Cr), % | 16 to 18 | |
0 |
Copper (Cu), % | 0 | |
82.1 to 86 |
Iron (Fe), % | 70.7 to 77.9 | |
0 to 0.5 |
Lead (Pb), % | 0 | |
0 to 0.020 |
Magnesium (Mg), % | 0 | |
0 to 0.15 |
Manganese (Mn), % | 0 to 2.0 | |
0.050 to 0.3 |
Nickel (Ni), % | 6.0 to 8.0 | |
8.5 to 9.5 |
Niobium (Nb), % | 0 | |
0 to 0.1 |
Nitrogen (N), % | 0.070 to 0.2 | |
0 |
Phosphorus (P), % | 0 to 0.045 | |
0 |
Silicon (Si), % | 0 to 1.0 | |
0 |
Sulfur (S), % | 0 to 0.030 | |
0 |
Tin (Sn), % | 0 | |
5.5 to 6.5 |
Zinc (Zn), % | 0 | |
0 to 0.5 |
Residuals, % | 0 | |
0 to 0.3 |