301-1/2 Hard Tempered Stainless Steel Sheet & Coil - AMS 5518 0.1-3mm
301-1/2 Hard is an austenitic stainless steel that it has been cold rolled to its 1/2 hard condition. This makes it ideal for applications requiring both formability and tensile strength of 150,000 PSI and yield strength of 110,000 PSI.
Standard Inventory Specifications
- UNS S30100
- AMS 5518
- ASTM A 666
- ASTM SA 666
- EN 1.4310
- PWA-LCS
- GE-S400/1000
- RR SABRe Edition 2
- DFARS Compliant
Common Applications of 301-1/2 Hard Stainless Steel
- Aircraft structural parts
- Trailer bodies
- Architectural (roof drainage/door frames, etc.)
- Auto body trim and wheel covers
- Utensils and tablewear
- Conveyor parts
Inventory Size Range
Please contact us for more details.
The technical data provided is for information only and not for design purposes. It is not warranted or guaranteed.
301-1/2 Hard Chemical Composition
| Element | Percent by Weight |
| Carbon | 0.15 maximum |
| Manganese | 2.00 maximum |
| Phosphorus | 0.045 maximum |
| Sulfur | 0.03 maximum |
| Silicon | 1.00 maximum |
| Chromium | 16.00 - 18.00 |
| Nickel | 6.00 - 8.00 |
| Nitrogen | 0.10 maximum |
301-1/2 Hard Stainless Steel Physical Properties
- Melting Range: 2250-2950°F (1399-1421°C)
- Density: 0.2850 lb/in3 (7.88 g/cm3)
- Specific Gravity: 8.03
- Modulus of Elasticity in Tension: 28 x 106 psi (193 GPa)*
* In the cold worked condition, the modulus is lowered.
Linear Coefficient of Thermal Expansion
| Temperature Range | Coefficients |
| °C | °F | cm/cm°C | in/in/°F |
| 20-100 | 68-212 | 16.6 x 10-6 | 9.2 x 10-6 |
| 20-300 | 68-572 | 17.6 x 10-6 | 9.8 x 10-6 |
| 20-500 | 68-932 | 18.6 x 10-6 | 10.3 x 10-6 |
| 20-700 | 68-1292 | 19.5 x 10-6 | 10.8 x 10-6 |
| 20-871 | 68-1600 | 19.8 x 10-6 | 11.0 x 10-6 |
Thermal Conductivity
| Temperature Range | Coefficients |
| °C | °F | W/m·K | Btu/(hr/ft²/in/°F) |
| 20-100 | 68-212 | 16.3 | 9.4 |
| 20-500 | 68-932 | 21.4 | 12.4 |
Specific Heat
| Temperature Range | J/kg°K | Btu/lb/°F |
| °C | °F |
| 0-100 | 32-212 | 500 | 0.12 |
Magnetic Permeability
H/m Annealed 1.02 Max @ 200 H
Electric Resitivity
| Temperature Range | microhm-cm | microhm-in |
| °C | °F |
| 20 | 68 | 72 | 28.3 |
| 100 | 212 | 78 | 30.7 |
| 200 | 392 | 86 | 33.8 |
| 400 | 752 | 100 | 39.4 |
| 600 | 1112 | 111 | 43.7 |
| 800 | 1472 | 121 | 47.6 |
| 900 | 1652 | 126 | 49.6 |
Mechanical Properties and Yield Strength of 301-1/2 Hard
| Condition | Tensile Strength, Min. | 0.2% Yield Strength, Min. | Elong. In 2" (50mm) |
| Ksi | MPa | Ksi | MPa | %, Min. |
| Annealed | 75 | 515 | 30 | 205 | 40 |
| 1/4 Hard | 125 | 862 | 75 | 517 | 25 |
| 1/2 Hard | 150 | 1034 | 110 | 758 | 18* |
| 3/4 Hard | 175 | 1207 | 135 | 931 | 12* |
| Full Hard | 185 | 1276 | 140 | 965 | 9* |
* Value shown for thickness greater than 0.015 in. (.038mm).
