Stainless Steel 304, like 302, has good mechanical properties and corrosion resistance.
Stainless Steel 304 is also known as AISI 304.
| Chemical Composition | Specifications | Designations | Key Features | Typical Applications | |||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
ASTM A313 ASTM A580 BS 970 BS 2056 |
W.NR 1.4301 W.NR 1.4307 UNS S30400 AWS 161 |
Good mechanical properties and corrosion resistance. | Springs. Engineered components. Wire mesh. Wire cloth. Hose braiding. |
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| Density | 8.0 g/cm³ | 0.289 lb/in³ |
| Melting Point | 1454°C | 2650°F |
| Coefficient of Expansion | 18.2 μm/m °C (20 – 100°C) | 10.1 x 10-6 in/in °F (70 – 212°F) |
| Modulus of Rigidity | 70.3 kN/mm² | 10196 ksi |
| Modulus of Elasticity | 187.5 kN/mm² | 27195 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 |
The above tensile strength ranges are typical. If you require different please ask.
