AMS 5510 Type 321 has excellent oxidation resistance at high temperatures (900°C) , AMS 5510 321 SS Sheet is often used to manufacture aircraft engine insulation, exhaust systems and high-temperature resistant components.
AMS 5510 Type 321 Application Areas:
1. Exhaust System
- Jet Engine Exhaust Components: Used in Aircraft Engine Exhaust Pipes and Nozzles
- Exhaust Sleeves and Ducts: Used to Connect Exhaust Channels of Turbines
2. Insulation and Isolation Components
- Thermal Barriers and Heat Shields: At the interface between the engine and the fuselage, ams5510 321 stainless steel is used as a thermal barrier material.
- Insulation Panels
3. Turbine Components
- Combustion Chamber Liners
- High-Temperature Supports: Used for Internal Support Components of Turbines

4. Structural Components
- Engine Hangers and Support Structures
- Skin Materials
5. Fuel and Hydraulic Systems
- High-Temperature Pipes: Used to Transport Fuel, Hydraulic Oil or Coolant at High Temperature and High Pressure.
- Diaphragms and joints: In fuel delivery and hydraulic systems, SS 321 Material is used for critical joints and diaphragms to prevent leakage and corrosion.
6. Engine Components
Heat-resistant gas ducts: Gas passages in turbines and combustion chambers that require high temperature corrosion resistance.
Engine mountings
7. Bolts and Fasteners
High temperature bolts and washers
8. Airframe Protection
- High temperature joints and sealing components
- Heat shields
Why Choose AMS 5510 Type 321 Steel ?
- High temperature oxidation resistance: Suitable for working environments up to 900°C.
- Intergranular corrosion resistance: Maintains excellent performance after welding and heat treatment.
- Good formability and weldability: Facilitates the manufacture of complex aviation parts.





