465 Stainless Steel
At a Glance
| Property | Details |
|---|---|
| Available Forms | Bar, Sheet, and Plate |
| Alloy Type | Martensitic Age-Hardenable Stainless Steel |
| Corrosion Resistance | Excellent corrosion resistance for an ultra-high-strength stainless steel |
| Hardness | Age hardenable through heat treatment to achieve very high strength and hardness |
| Durability | Exceptional toughness, fatigue strength, and long-term reliability in high-stress applications |
| Strength | Capable of reaching yield strengths near 250 ksi in the H1000 condition |
| Key Advantages | Ultra-high strength, good toughness, excellent corrosion resistance, fatigue resistance, and surgical instrument suitability |
| Common Applications | Aerospace components, defense equipment, fasteners, landing gear components, shafts, springs, surgical instruments, medical tools, and high-strength precision parts |
| Specifications | AMS 5936, ASTM A564, ASTM F899, UNS S46500 |
Introduction to 465 Stainless Steel
465 Stainless Steel, also known as Carpenter Custom 465®, is a martensitic age-hardenable stainless steel that offers exceptional ultra-high strength, toughness, and corrosion resistance. Designed to perform under demanding conditions, this alloy is widely used in industries such as aerospace, defense, and medical applications where high strength and toughness are critical. With its superior mechanical properties, Carpenter Custom 465® is well suited for components requiring long-term reliability and durability.
Ultra-High Strength and Toughness
465 Stainless Steel achieves its ultra-high strength and toughness through a simple age-hardening process. This makes it capable of handling extreme stress while maintaining useful ductility, which is important for components in high-performance applications.
The alloy can be heat treated to reach yield strengths near 250 ksi in the H1000 condition, making it stronger than many competing stainless materials. Its excellent balance of strength, toughness, and fatigue resistance helps it withstand repeated high-stress conditions.
Corrosion Resistance and Fatigue Strength
Carpenter Custom 465® offers excellent corrosion resistance for an ultra-high-strength stainless steel. It is often selected where high strength, corrosion resistance, and resistance to repeated stress are all required in the same component.
Its high fatigue strength enhances durability and supports long-lasting performance in challenging operating environments. This makes 465 Stainless Steel a strong choice for aerospace, defense, medical, and high-performance precision applications.
Applications of 465 Stainless Steel
The combination of ultra-high strength, corrosion resistance, toughness, and fatigue resistance makes 465 Stainless Steel useful for demanding applications across multiple industries:
- Aerospace Components: Used in aircraft structural components, landing gear components, and engine parts that require high strength and toughness.
- Defense Equipment: Suitable for military-grade fasteners, missile components, and high-strength structural parts.
- Oil and Gas Industry: Used for downhole tools, valves, shafts, and high-strength components exposed to demanding service conditions.
- Medical Instruments: Used in surgical instruments and medical tools requiring high strength, corrosion resistance, and reliable performance.
- High-Strength Precision Parts: Suitable for fasteners, shafts, springs, and other components requiring ultra-high strength and dimensional control.
Buy 465 Stainless Steel From M. Vincent
At M. Vincent, we offer 465 Stainless Steel in a range of forms, including bar, sheet, and plate, to suit the needs of industries like aerospace, defense, and medical. Our team is committed to providing competitive pricing, timely delivery, and expert support to help you get the right material for your project. Contact us today to learn more or to request a quote.
Material is fully certified to AMS 5936 and ASTM F899 surgical instrument quality and is available precision ground to ±.0005 when applicable.
Chemical Data, Mechanical Properties and Specifications for Custom 465 Stainless Steel
Chemical Range for 465
| Element | Minimum | Maximum |
|---|---|---|
| Carbon | -- | 0.02 |
| Chromium | 11.00 | 12.50 |
| Iron | Balance | -- |
| Manganese | -- | 0.25 |
| Molybdenum | 0.75 | 1.25 |
| Nickel | 10.75 | 11.25 |
| Phosphorus | -- | 0.015 |
| Silicon | -- | 0.25 |
| Sulphur | -- | 0.01 |
| Titanium | 1.50 | 1.80 |
Typical Mechanical Properties for 465
| Condition | Tensile Strength | Yield Strength | Elongation at Break |
|---|---|---|---|
| H1000 | 252 ksi | 247 ksi | 15% |
Specifications
- AMS 5936, capable of H1000
- ASTM A564, capable of H1000
- ASTM F899
- UNS S46500