Stainless Steel 302 has good mechanical properties and corrosion resistance.
Stainless Steel 302 is also known as AISI 302.
| Element | Min % | Max % |
| C | – | 0.12 |
| Mn | – | 2.00 |
| P | – | 0.045 |
| S | – | 0.03 |
| Si | – | 1.00 |
| Cr | 17.00 | 19.00 |
| Ni | 8.00 | 10.00 |
| Fe | BAL | |
Density
8.0 g/cm³ | 0.289 lb/in³
Melting Point
1420°C | 2590°F
Coefficient of Expansion
17.6 μm/m °C (20 – 100°C) | 9.8 x 10-6 in/in °F (70 – 212°F)
Modulus of Elasticity
187.5 kN/mm² | 27195 ksi
Modulus of Rigidity
70.3 kN/mm² | 10196 ksi
Heat Treatment of Finished Parts
| Condition as supplied by Alloy Wire | Type | Temperature | Time (Hr) | Cooling | |
| °C | °F | ||||
| Annealed or Spring Temper | Stress Relieve | 250 | 480 | 1 | Air |
Properties
| Condition | Approx. tensile strength | Approx. operating temperature | ||
| N/mm² | ksi | °C | °F | |
| Annealed | 600 – 800 | 87 – 116 | -200 to +300 | -330 to +570 |
| Spring Temper | 1300 – 2200 | 189 – 319 | -200 to +300 | -330 to +570 |