Inconel 722 Sheet / Plate / Coil
Inconel 722 is a nickel-chromium superalloy strengthened by precipitation hardening, designed for high-temperature applications requiring exceptional strength, oxidation resistance, and creep resistance. As a premier Inconel 722 Sheet/Plate/Coil manufacturer, Huaxiao-Alloy supplies this alloy under the following designations:
- UNS N07722
- EN 2.4668
- W. Nr. 2.4668
Huaxiao-Alloy’s Inconel 722 products comply with stringent international standards for aerospace, energy, and industrial sectors:
- ASTM B168 (Sheet/Plate)
- ASTM B906 (Coil)
- ASME SB168
- AMS 5667
- DIN 17752
Our Inconel 722 Plate supplier team adheres to certifications including ISO 9001, AS9100, and NADCAP, ensuring aerospace-grade quality and traceability.
Available Product Specifications
| Product Form | Thickness (mm) | Width (mm) | Length (mm) | Surface Finish |
|---|---|---|---|---|
| Sheet | 0.5–35 | 800–2500 | 2000–6000 | Cold-rolled, Annealed |
| Plate | 5–120 | 1500–3500 | 3000–10000 | Hot-rolled, Pickled |
| Coil | 0.5–6 | 400–1500 | Custom | Annealed, Polished |
Custom dimensions and tolerances are available upon request from this Inconel 722 Coil manufacturer.
Mechanical Properties
Inconel 722 delivers outstanding performance in extreme environments:
- Tensile Strength: 1300–1450 MPa
- Yield Strength (0.2% Offset): 850–1000 MPa
- Elongation: 12–20%
- Hardness: 320–380 HB
- Density: 8.30 g/cm³
These properties make Huaxiao-Alloy’s Inconel 722 Sheet ideal for gas turbine engines and high-stress aerospace components.
Chemical Composition
| Element | Ni | Cr | Co | Mo | Al | Ti | Fe | C | Mn |
|---|---|---|---|---|---|---|---|---|---|
| **% Content** | ≥55 | 14–17 | 12–15 | 2.5–3.5 | 1.0–1.8 | 2.5–3.3 | ≤5.0 | ≤0.08 | ≤0.50 |
The optimized cobalt, molybdenum, and titanium content enhances age-hardening capabilities, a hallmark of Huaxiao-Alloy’s Inconel 722 Plate.
Cross-National Designations
| Country | Standard | Equivalent Grade |
|---|---|---|
| USA | ASTM/ASME | UNS N07722 |
| Europe | EN | 2.4668 |
| Japan | JIS | NCF 722 |
| Germany | DIN | W. Nr. 2.4668 |
| China | GB | GH4720 |
As a global Inconel 722 Sheet supplier, we ensure compliance with regional specifications for seamless integration into your supply chain.
Key Characteristics
- High-Temperature Strength: Maintains structural integrity up to 980°C (1800°F).
- Oxidation Resistance: Superior resistance to air oxidation and hot corrosion.
- Creep Rupture Strength: Performs under prolonged stress at elevated temperatures.
- Weldability: Compatible with TIG, electron beam, and laser welding.
- Fatigue Resistance: Ideal for cyclic thermal and mechanical loading.
These attributes position Huaxiao-Alloy’s Inconel 722 Coil as a top choice for advanced aerospace and power generation systems.
Applications
- Aerospace: Turbine discs, compressor blades, afterburner components.
- Power Generation: Gas turbine rotors, combustion liners, steam turbine blades.
- Oil & Gas: Downhole tools, wellhead components, flare stacks.
- Industrial Heating: Furnace fixtures, heat treatment trays.
- Nuclear Energy: Reactor core fasteners, control rod mechanisms.
Trust Huaxiao-Alloy, a leading Inconel 722 Plate manufacturer, for mission-critical applications demanding reliability under extreme conditions.
Why Choose Huaxiao-Alloy?
- Technical Expertise: 25+ years of experience in high-performance alloy production.
- End-to-End Solutions: Precision machining, heat treatment, and non-destructive testing (NDT).
- Certified Quality: Full traceability with Mill Test Certificates (MTCs) and 3.1/3.2 inspection reports.
- Global Logistics: Efficient shipping to 60+ countries via air, sea, or land.
- Sustainability: Eco-conscious manufacturing aligned with ISO 14001 standards.
Our Inconel 722 Sheet supplier team provides 24/7 technical support, including material selection and application engineering.
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FAQs
Solution annealing at 1150°C (2102°F) followed by aging at 840°C (1544°F) achieves optimal mechanical properties.
Yes, our Inconel 722 products meet NACE MR0175/ISO 15156 standards for hydrogen sulfide (H₂S) environments.
Absolutely. Its high chromium and molybdenum content ensures resistance to sulfidation and carburization.
Inconel 722 offers higher temperature capability (980°C vs. 700°C) and superior creep resistance due to cobalt and titanium additions.
Standard stock items ship within 2–3 weeks; custom orders require 6–8 weeks for processing and quality assurance.
