300M is a "Modified 4340," with the addition of vanadium and a higher silicon content, it offers a combination of toughness and ductility at high-strength levels. 300M is a deep hardening steel with excellent torque properties, high fatigue and creep characteristics, and maintains its strength at moderately high temperatures. Meets MIL-S-8844, and others.
Stocked in 11-13 foot random lengths; cut pieces available. Other sizes may be available on request.
Technical Mechanical Properties
| Property | Up to 100 Sq in | Over 100-144 sq in |
|---|---|---|
| Tensile Strength (psi) | 280,000 min | 280,000 min |
| Yield Point (psi) | 230,000 min | 230,000 min |
| Reduction of Area (%) | 30 min | 25 min |
Related Documents
Product Availability
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