301-1/2 Hard Tempered Stainless Steel Sheet & Coil - AMS 5518
301-1/2 Hard is an austenitic stainless steel that 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.
Inventory Size Ranges for
301-1/2
| Type |
Thickness |
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Other industry standards we comply with:
- EN 1.4310
- PWA-LCS
- GE Aircraft Engine (GT193)
- GE Aviation S-SPEC-35 AeDMS S-400
- RR SABRe Edition 2
- DFARS Compliant
Common Trade Names
- ATI 301 (™ Allegheny Technologies)
Industry Applications for
301-1/2
- Aircraft structural parts
- Trailer bodies
- Architectural (roof drainage/door frames, etc.)
- Auto body trim and wheel covers
- Utensils and tablewear
- Conveyor parts
Chemical Composition
Chemical Composition Percentage of 301 1/2 Hard
|
Element |
Min |
Max |
| C |
Carbon |
- |
0.15 |
| Mn |
Manganese |
- |
2.00 |
| P |
Phosphorus |
- |
0.045 |
| S |
Sulfur |
- |
0.03 |
| Si |
Silicon |
- |
1.00 |
| Cr |
Chromium |
16.00 |
18.00 |
| Ni |
Nickel |
6.00 |
8.00 |
| N |
Nitrogen |
- |
0.10 |
Physical Properties
- Density: 0.2850 lb/in3 (7.88g/cm3)
- Melting Range: 2250 - 2950°F (1399 - 1421°C)
- Specific Gravity: 8.03
- Modulus of Elasticity in Tension: 28x106 psi (193 GPa)
- Magnetic Permeability: H/m Annealed 1.02 Max @ 200 H
Linear Coefficient of Thermal Expansion| Temperature Range | Coefficients |
|---|
| °C | °F | cm/cm°C | in/in/°F |
|---|
| 20-100 | 68-212 | 16.6·10-6 | 9.2·10-6 |
| 20-300 | 68-572 | 17.6·10-6 | 9.8·10-6 |
| 20-500 | 68-932 | 18.6·10-6 | 10.3·10-6 |
| 20-700 | 68-1292 | 19.5·10-6 | 10.8·10-6 |
| 20-871 | 68-1600 | 19.8·10-6 | 11.0·10-6 |
Thermal Conductivity| Temperature Range | Coefficients |
|---|
| °C | °F | W/m·K | Btu/(hr/ft²/hr/°F/ft) |
|---|
| 20-100 | 68-212 | 16.30 | 9.40 |
| 20-500 | 68-932 | 21.40 | 12.4 |
Specific Heat| Temperature Range | J/kg°K | Btu/lb/°F |
|---|
| °C | °F |
|---|
| 0-100 | 32-212 | 500 | 0.12 |
Electric Resistivity| 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
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).
Additional Info
