Specialty Metals by Industry - Aerospace & Defense
Niagara Specialty Metals is a trusted supplier of high-performance metals tailored for the aerospace and defense industries. Our extensive range of specialty metals, including high-strength low alloy steels, vacuum-melted steels, and maraging steels, is engineered to meet the stringent demands of aerospace applications. Our aerospace alloys are DFARS-compliant and domestically melted, ensuring a secure supply chain. These materials are crucial in manufacturing critical components such as rotor hubs, gearboxes, missile parts, and structural frames, ensuring reliability and superior performance in the most challenging environments. Adhering to rigorous industry specifications, our metals provide unmatched strength, toughness, and fatigue resistance, making them the preferred choice for aerospace and defense manufacturers.
| Grade | Category | Parts | Specifications |
|---|---|---|---|
| 15-5PH | Used where corrosion resistance for structural components is important | Missile parts, fasteners, fuselage frames, and engine components | AMS 5862, BMS 7-240 |
| 300M | Vacuum melted steel for high strength applications | Missile parts, fasteners and structural components for airframes and motorsports | MIL-S-8844D, Amendment 1, Class 3 (starting billet) |
| 4340VAR | High-strength low alloy steel | Rotor hubs and gearboxes | HMS 6-1174, AMS 6359 |
| 6-4 Titanium | High strength, corrsion resistant, and lightweight | 3D build plates and aero components | AMS 4911 |
| Greek Ascoloy | High temperature stainless steel | Steam turbine buckets, high temp bolts | AMS 5508, AMS 5616 |
| Maraging C250 & C300 | VIM/VAR melted and possess superior strength and resistance to cracking | Gearboxes, couplings, driveshafts, missile casings, and landing gear components | AMS 6520, AMS 6521, MIL-S-46850 |
| N155 ESR | High strength and temperature | High temp exhaust manifolds, turbine buckets, and turbine blades | AMS 5532, AMS 5768 |