Nickel-Chromium-Iron-Molybdenum Alloy Hastelloy X Bolt Good Formability For Jet Engine Components
Nickel-Chromium-Iron-Molybdenum Alloy Hastelloy X Bolt Good Formability For Jet Engine Components
Hastelloy X is a Nickel-Chromium-Iron-Molybdenum alloy known for its exceptional strength, oxidation resistance, and high-temperature performance. Hastelloy X bolts are widely used in aerospace, gas turbines, and industrial furnace applications due to their excellent resistance to oxidation up to 2200°F (1204°C) and superior mechanical properties. The alloy offers outstanding stress rupture strength and good formability, making it ideal for high-stress environments. It resists carburization and chloride stress corrosion cracking, ensuring durability in extreme conditions. Hastelloy X bolts are commonly utilized in jet engine components, heat exchangers, and chemical processing industries. Their versatility and high-performance characteristics make them a reliable choice for demanding applications requiring superior heat and corrosion resistance.
| Chemical Composition Wt.% | % | Ni | Cr | Fe | C | Mn | Si | Mo | Cu | P | S | Co | B | Ti | Al | W |
| Min | Bal. | 20.5 | 17 | 0.05 | 8 | 0.5 | 0.2 | |||||||||
| Max | Bal. | 23 | 20 | 0.15 | 1 | 1 | 10 | 0.5 | 0.025 | 0.015 | 2.5 | 0.01 | 0.15 | 0.5 | 1 |
| Physical Constants | Density(g/cm³) | 8.28 | |||||
| Melting Range(℃) | 1295-1381 | ||||||
| Minimum mechanical properties of alloy at room temperature | Typical mechanical properties | Tensile strength Rm N/mm² | Yield strength RP 0.2 N/mm² | Elongation A5 % | ||||
| Annealing treatment | 750 | 310 | 30 | |||||
| Category/Type | hex bolts |
| Head type | outer hexagonal |
| Thread tolerance | 6G |
| Material | Hastelloy Alloy x |
| Performance level | 8.8 |
| Thread specification | M6~M100 |
| Head side length | 10-120(mm) |
| Head thickness | 6.6-60(mm) |
| Total length | 30~800(mm) |
Hastelloy X is a nickel-chromium-iron-molybdenum alloy known for its exceptional strength, oxidation resistance, and high-temperature performance. When used in bolts, it provides several key advantages:
Key Features of Hastelloy X Bolts:
- High-Temperature Strength – Maintains mechanical integrity in extreme heat environments, up to 1200°C (2200°F).
- Oxidation & Corrosion Resistance – Excellent resistance to oxidation, carburization, and sulfidation in high-temperature conditions.
- Creep & Stress Rupture Resistance – Withstands long-term exposure to stress and heat without deformation or failure.
- Superior Weldability – Can be easily welded and fabricated while maintaining its properties.
- Good Ductility & Toughness – Remains strong and durable, even under thermal cycling and mechanical stress.
- Excellent Resistance to Chloride Stress Corrosion Cracking – Reduces the risk of failure in environments containing chlorides and other aggressive chemicals.
- Applications in Extreme Environments – Commonly used in gas turbines, jet engines, nuclear reactors, and chemical processing industries.
Hastelloy X is a Nickel-Chromium-Iron-Molybdenum superalloy known for its excellent high-temperature strength, oxidation resistance, and good fabricability. Hastelloy X bolts are widely used in demanding environments where extreme heat and corrosion resistance are required.
Applications of Hastelloy X Bolts:
- Aerospace Industry
Gas turbine engines (combustor components, afterburners, transition ducts)
Jet engine components
Exhaust systems
- Power Generation
Industrial gas turbines
Heat exchangers in power plants
High-temperature furnace hardware
- Petrochemical and Chemical Processing
High-temperature reactors
Catalyst support grids
Heat exchangers and pressure vessels
- Nuclear Industry
Structural components in nuclear reactors
Radiation shielding applications
- Marine and Shipbuilding
Exhaust systems for naval and commercial ships
Components in high-temperature and corrosive environments
Key Benefits of Hastelloy X Bolts:
- Excellent oxidation resistance up to 2200°F (1204°C)
- High creep and rupture strength
- Corrosion resistance in harsh environments
- Good fabricability (machining, welding, forming)
- Resistant to carburization and nitridation
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