- Beschreibung
A286 High-Temperature Alloy Plate: Performance Limits and Applications of Iron-Based Superalloys
A286 plate is a precipitation-hardened iron-based superalloy designed for extreme service conditions where both high temperature strength and oxidation resistance sind erforderlich. Es ist weit verbreitet in aerospace engines, turbine systems, high-temperature fasteners, and power generation equipment.
Compared with conventional stainless steels, A286 maintains excellent mechanical stability at temperatures up to approximately 700°C, making it a critical material in high-performance engineering environments.
1. What is A286 Alloy Plate?
| Eigentum | Beschreibung |
|---|---|
| Material type | Iron-based superalloy (austenitic precipitation-hardened) |
| Main elements | Fe–Ni–Cr with Mo, Von, V additions |
| Service temperature | Up to ~700°C |
| Strength mechanism | Ausscheidungshärtung |
A286 combines stainless steel corrosion resistance with superalloy-level high-temperature strength.
2. Hochtemperaturleistung (Up to 700°C)
- Maintains tensile strength under long-term heat exposure
- Excellent oxidation resistance in high-temperature air
- Stable mechanical properties under thermal cycling
- Resists creep deformation in demanding environments
| Temperaturbereich | Performance Behavior |
|---|---|
| Room temperature | High strength and toughness |
| 500–650°C | Stable mechanical performance |
| ~700°C | High-temperature structural integrity maintained |
3. Key Mechanical Advantages
- Excellent creep resistance at elevated temperatures
- High tensile and yield strength after aging
- Gute Korrosions- und Oxidationsbeständigkeit
- Reliable fatigue performance in cyclic loading
4. A286 vs Conventional Stainless Steels
| Eigentum | A286 Alloy | 304 / 316 Edelstahl |
|---|---|---|
| High-temperature strength | Exzellent (up to 700°C) | Beschränkt |
| Kriechfestigkeit | Hoch | Low to moderate |
| Oxidationsbeständigkeit | Exzellent | Gut |
| Application level | Luft- und Raumfahrt / turbine grade | Allgemeine industrielle Verwendung |
5. Typische Anwendungen
| Industrie | Anwendungsbeispiele |
|---|---|
| Luft- und Raumfahrt | Komponenten für Strahltriebwerke, turbine discs, Strukturteile |
| Power generation | High-temperature bolts, Verbindungselemente, gas turbine systems |
| Industrieausrüstung | Heat-resistant springs, high-load connectors |
| Automobil (high performance) | Turbocharger components |
6. Verarbeitung & Fabrication Notes
- Solution treatment followed by aging is required for full strength
- Machining should be performed in annealed condition
- Welding requires controlled procedures due to alloy complexity
- Heat treatment is critical for final mechanical performance
7. Teda Ganghua Alloy Supply Capability
Bei Teda Ganghua, we supply high-quality A286 alloy plates with stable high-temperature performance and strict composition control. Unsere Materialien werden häufig in der Luft- und Raumfahrt eingesetzt, turbine systems, and high-temperature industrial engineering projects.
Wir bieten auch Präzisionsschneiden an, custom sizing, and fabrication support to meet demanding technical requirements for global industrial clients.
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Abschluss
A286 plate is a high-performance iron-based superalloy designed for extreme thermal environments up to 700°C. Its exceptional strength retention, Oxidationsbeständigkeit, and creep performance make it indispensable in aerospace and turbine engineering applications.
