Nickel 201• • Trade name of Special Metals Group of Companies
W.NR 2.4061
W.NR 2.4068
UNS N02201
AWS 071
W.NR 2.4068
UNS N02201
AWS 071
A commercially pure Nickel (typically 99.6% Nickel), Nickel
201 is
essentially the same as Nickel 200, but with a lower Carbon content to
prevent embrittlement by inter granular carbon at temperatures over
315oC (600oF). Lower carbon content also reduces hardness.
essentially the same as Nickel 200, but with a lower Carbon content to
prevent embrittlement by inter granular carbon at temperatures over
315oC (600oF). Lower carbon content also reduces hardness.
Applications include:
- Food Processing
- Synthetic Fibre Processing
- Heat Exchangers
- Chemical Industries
- Electrical Industries
| Approximate Chemical Composition | |
| Ni | 99% min |
| C | 0.02% max |
| DENSITY | 8.89 g/cm3 | 0.321 lb/in3 |
| MELTING POINT | 1446oC | 2635oF |
| COEFFICIENT OF EXPANSION | 13.1 µm/m °C ( 20 - 100°C) |
7.3 x 10-6 in/in
°F ( 70 - 212°F) |
| MODULUS OF RIGIDITY | 82 kN/mm2 | 11893 ksi |
| MODULUS OF ELASTICITY | 207 kN/mm2 | 30000 ksi |
|
ELECTRICAL RESISTIVITY |
|
| 8.5 μW • cm | 51 ohm • circ mil/ft |
|
THERMAL CONDUCTIVITY |
|
| 79.3 W/m • oC | 550 btu • in/ft2 • h • oF |
| CONDITION |
APPROX TENSILE STRENGTH |
APPROX SERVICE TEMPERATURE |
|||
| Annealed | 400-500 N/mm2 | 58 - 73 ksi | Tensile strength and elongation drop significantly at temperatures above 315°C (600°F). Service temperature is dependent on environment, load and size range. | ||
| Hard Drawn | 700-900 N/mm2 | 102 - 131 ksi | |||
| STANDARDS | ||
| BS 3076 NA12 | ASTM B160 | ASTM B162 |
