Inconel 706 Wire is a high-strength nickel-iron alloy wire designed for demanding applications requiring excellent mechanical strength, thermal stability, and corrosion resistance. It maintains reliable performance at elevated temperatures while offering good ductility and dimensional stability.
The alloy contains nickel, iron, and chromium, with controlled additions of niobium and titanium for precipitation hardening. Production includes vacuum melting, secondary remelting, solution heat treatment, and precision cold drawing, ensuring uniform properties, accurate dimensions, and a smooth surface finish.
Inconel 706 wire is widely used in aerospace engines, power generation equipment, and critical industrial fastening and rotating components, where long-term reliability is essential.
Product Details
Specifications & Technical Parameters
| Typical standards | ASTM B637,UNS N09706,AMS specifications available upon request |
| Wire diameter range | 0.8 mm – 12.0 mm |
| Tensile strength | 1200 – 1450 MPa |
| Yield strength (0.2%) | 1000 MPa min |
| Elongation | ≥ 12% |
Typical chemical composition(wt%)
| Element | Content (%) |
| Nickel | 40.0 – 45.0 |
| Chromium | 15.0 – 17.0 |
| Niobium + Tantalum | 2.8 – 3.3 |
| Titanium | 1.5 – 2.0 |
| Aluminum | 0.2 max |
| Iron | Balance |
Features and Advantages
01
Excellent anti-relaxation performance
Inconel 706 can effectively resist stress relaxation and keep the fastening force stable under the condition of long-term coexistence of high temperature and stress (such as bolt fastening). This makes it especially suitable for high-temperature flange connection, turbine shell bolts and other scenes with strict requirements on pretension.
02
Good thermal fatigue resistance
In repeated heating-cooling cycles, materials are prone to crack due to thermal expansion and cold contraction. Inconel 706 significantly improves the thermal fatigue resistance by optimizing the thermal expansion coefficient and creep strength, and prolongs the service life in frequently started and stopped equipment.
03
Comprehensive performance of corrosion resistance and oxidation
In high temperature environment, Inconel 706 can form a dense chromium oxide protective film, which can effectively resist oxidation, vulcanization and some salt corrosion. This makes it show better durability than ordinary alloy in complex corrosive medium environment such as gas turbine and petrochemical heating furnace.
Our Strength
We're good at making nickel alloy wire because we keep a close watch on production and have been doing it for a long time. We get our metal from reliable sources, and we carefully control how we stretch and heat the wire ourselves. This means the wire is consistent from batch to batch, which helps our customers. We've been exporting for years, so we know what buyers want in terms of paperwork, size accuracy, and on-time delivery.
Applications
Service & Support
01
Custom sizes based on your drawings
We can make wires in diameters and tolerances that aren't standard to fit your drawings or specific needs. This way, the product and design will fit together just right.
02
Custom heat treating to boost performance
We'll treat your materials based on what you need them to do-like be super strong or extra tough. That way, they'll hold up under real-world conditions.
03
We ensure full-process quality tracking from start to finish
We ensure consistent quality through full-process traceability, from raw materials to finished products, with complete documentation for every batch.
04
We can help you figure out what you need before you buy
We'll team up with you to pick the right setup and how it should all work, based on what you're doing and how you're doing it.
FAQ
Q: What are the main characteristics and advantages of Inconel 706?
A: Inconel 706 is a precipitation-hardened nickel-iron-based high-temperature alloy. Its main advantages lie in excellent high-temperature strength, good stress relaxation resistance and thermal fatigue performance.
Q: In what condition is Inconel 706 welding wire usually delivered?
A: This welding wire is usually delivered in solution-treated condition or solution-treated plus aged condition, depending on the required mechanical properties and application scenarios.
Q: Is this alloy appropriate for welding applications?
A: When properly used, Inconel 706 has good weldability. We recommend using matched filler materials and applying controlled post-weld heat treatment as needed.
Q: What industries frequently utilize this wire?
A: Typical industries include aerospace, power generating, petrochemical equipment, and high-temperature industrial fastening systems.
Q: What industries commonly use this wire?
A: Typical industries include aerospace, power generation, petrochemical equipment, and high-temperature industrial fastening systems.
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