303 – Stainless Steel
An austenitic stainless steel with free machining properties. Widely used in automatic screw machines.
Chemistry Composition:
| C | Mn | P | S | Si | Cr | Ni | |
|---|---|---|---|---|---|---|---|
| Min | – | – | – | 0.15 | – | 17.00 | 8.00 |
| Max | 0.15 | 2.00 | 0.2 | – | 1.00 | 19.00 | 10.00 |
Sizes/Shapes:
| Shape | Diameter (inch) |
|---|---|
| Round | Starting at 0.125″ |
| Hexagon | Starting at 0.156″ |
| Square | Starting at 0.187″ |
| Rectangle | Starting at 0.125″ x 0.500″ |
Nominal Mechanical Properties (annealed condition):
| Tensile (PSI) | Yield (PSI) | % Elongation 4d | Hardness HB |
|---|---|---|---|
| 90000 | 45000 | 30 | 170 |