- UNS: S66286
- EN: 1.4980 / X5NiCrTi26-15
- China: GH2132 (GB/T 14992)
- Germany: 1.4944 / 1.4980
- Common Trade Names: A286, Haynes® 901, Alloy 901 12.
2. Material Properties of Incoloy A-286
Incoloy A-286 combines exceptional high-temperature strength with corrosion resistance:
- Chemical Composition:
- Ni: 24–27%, Cr: 13.5–16%, Fe: 50–55%, Mo: 1.0–1.5%, Ti: 1.9–2.3%, Al: 0.15–0.3% 15.
- Mechanical Properties:
- Tensile Strength: 1034 MPa
- Yield Strength: 689 MPa
- Elongation: 12%
- Hardness: 200–350 HB 12.
- Key Advantages:
- High-Temperature Performance: Retains strength up to 650°C with excellent oxidation resistance at 760°C 12.
- Creep & Fatigue Resistance: Ideal for rotating components in gas turbines and nuclear reactors 24.
- Weldability & Machinability: Compatible with TIG and MIG welding using filler metals like Inconel 625 12.
3. Standards for Incoloy A-286 Nuts
Incoloy A-286 nuts comply with stringent global specifications:
- Material Standards:
- ASTM B637: Bars, forgings, and rings for high-temperature applications 45.
- AMS 5731/5732: Aerospace-grade fasteners 45.
- Mechanical Performance Standards:
- ASTM A193 B8M: High-strength bolts/nuts for corrosive environments 45.
- ASME SB-637: Pressure vessel and turbine components 45.
4. Types of Nuts Produced with Incoloy A-286
Incoloy A-286 is used to manufacture critical fasteners, including:
- Hex Nuts: General-purpose fasteners for gas turbine shafts and compressor assemblies 12.
- Flange Nuts: Sealing solutions for high-pressure pipelines in petrochemical plants 45.
- Lock Nuts: Vibration-resistant designs for aerospace engines and marine propulsion systems 24.
- Heavy Hex Nuts: Structural connections in nuclear reactors and LNG storage systems 45.
5. Applications of Incoloy A-286 Nuts
Key Industries:
- Aerospace: Turbine disks, rotor blades, and jet engine fasteners 12.
- Oil & Gas: Subsea wellheads, sour gas processing equipment, and hydraulic fracturing systems 24.
- Energy Generation: Nuclear reactor internals, geothermal plants, and gas turbine blades 24.
- Industrial Machinery: High-temperature fasteners for forging presses and heat exchangers 14.
- Primary: Incoloy A286 High-Temperature Nuts, UNS S66286 Superalloy Nuts, ASTM B637 Hex Nuts
- Secondary: Aerospace Flange Nuts, Creep-Resistant Lock Nuts, Nickel Alloy Nuts Price
- Long-Tail: Incoloy A286 nuts for gas turbines, S66286 vs GH2132 nuts comparison, Superalloy nuts for nuclear reactors
Visual Content (Performance Comparison Table)
| Property | Incoloy A-286 | 316L | Inconel 718 | |
| Tensile Strength (MPa) | 1034 | 515 | 1350 | |
| Max Operating Temp (°C) | 760 | 250 | 700 | |
| Corrosion Resistance | Moderate | High | High | 24 |
Image Suggestion:
- Alt Text: “Incoloy A-286 Hex Nuts in Aerospace Turbine Assembly”
Internal & External Linking Strategy
- Internal Links:
- “Explore our Incoloy A-286 flange nuts for nuclear reactors.”
- “Compare Incoloy A-286 vs Inconel 718 nuts for high-stress applications.”
- External Links:
- ASTM Standards: ASTM B637
- Material Datasheet: Haynes Incoloy A-286 Guide
Final Note: Incoloy A-286 nuts deliver unmatched durability in extreme temperatures and corrosive environments. Ensure compliance with ASTM, AMS, or ASME standards for optimal performance 24. For custom specifications or bulk orders, contact us today!
