Our Inconel 617, 625, 690, and X-750 strips are engineered for high-temperature aerospace spring components, delivering top-tier strength and durability in extreme conditions. These nickel-based superalloys are built to handle intense heat, corrosion, and mechanical stress. Inconel 617 offers excellent creep resistance for turbine springs, while 625 shines with corrosion resistance for exhaust system springs. Inconel 690 excels in oxidation-heavy environments, perfect for combustion chamber seals, and X-750 brings superior fatigue resistance for high-stress valve springs. Precision-rolled to meet ASTM B168, B443, and ASME standards, our strips ensure reliable performance up to 2200°F (1204°C) in jet engines, rockets, and more.
The aerospace industry is booming, with demand for high-performance materials like Inconel alloys growing due to advancements in jet engines, spacecraft, and urban air mobility. Springs in these applications need to withstand high temperatures, corrosion, and cyclic loading, driving the need for superalloys. Trends show increased use of additive manufacturing for precision parts and a focus on lightweight, fuel-efficient designs to meet emissions regulations. The rise of hypersonic aircraft and reusable rockets is also boosting demand for durable materials. Despite nickel price volatility and supply chain hurdles, the aerospace materials market is set to grow through 2030. Our Inconel strips are tailored to meet these demands with performance and cost-efficiency.
Comparison Table
Parameter | Inconel 617 | Inconel 625 | Inconel 690 | Inconel X-750 |
|---|---|---|---|---|
Nickel Content | ~52% | ~58% | ~60% | ~70% |
Chromium Content | 20-24% | 20-23% | 27-31% | 14-17% |
Key Alloying Elements | Co, Mo, Al | Mo, Nb, Ta | Fe, Cu | Ti, Al, Nb |
Max Service Temperature | 2200°F (1204°C) | 1800°F (982°C) | 2000°F (1093°C) | 1300°F (704°C) |
Corrosion Resistance | High, reducing/oxidizing | Outstanding, chloride media | Excellent, oxidation | Good, stress-corrosion |
Tensile Strength | ~100 ksi | ~120 ksi | ~85 ksi | ~165 ksi |
Fatigue Resistance | High | High | Moderate | Superior |
Weldability | Excellent | Outstanding | Good | Moderate |
Key Applications | Turbine springs | Exhaust springs | Combustion seals | Valve springs |
Creep Resistance | Excellent | High | Moderate | High |
Our Inconel 617, 625, 690, and X-750 strips are perfect for aerospace spring components. Inconel 617 is ideal for turbine springs and seals, handling high-temperature creep in jet engines. Inconel 625 excels in exhaust system springs, resisting corrosion in harsh environments. Inconel 690 is a go-to for combustion chamber springs, thanks to its oxidation resistance. Inconel X-750 shines in high-stress valve springs and fasteners, offering excellent fatigue life. Beyond aerospace, these strips are used in gas turbines, nuclear reactors, and chemical processing for springs and seals under extreme conditions.
Item | Inconel 600 | Inconel 601 | Inconel 617 | Inconel 625 | Inconel 690 | Inconel 718 | Inconel X750 | Inconel 825 |
C | ≤0.15 | ≤0.1 | 0.05-0.15 | ≤0.08 | ≤0.05 | ≤0.08 | ≤0.08 | ≤0.05 |
Mn | ≤1 | ≤1.5 | ≤0.5 | ≤0.35 | ≤0.5 | ≤0.35 | ≤1 | ≤1 |
Fe | 6-10 | rest | ≤3 | rest | 7-11 | rest | 5-9 | ≥22 |
P | ≤0.015 | ≤0.02 | ≤0.015 | -- | -- | -- | -- | -- |
S | ≤0.015 | ≤0.015 | ≤0.015 | ≤0.015 | ≤0.015 | ≤0.01 | ≤0.01 | ≤0.03 |
Si | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.35 | ≤0.5 | ≤0.35 | ≤0.5 | ≤0.5 |
Cu | ≤0.5 | ≤1 | -- | ≤0.3 | ≤0.5 | ≤0.3 | ≤0.5 | 1.5-3 |
Ni | ≥72 | 58-63 | ≥44.5 | 50-55 | ≥58 | 50-55 | ≥70 | 38-46 |
Co | -- | -- | 10-15 | ≤10 | -- | ≤1 | ≤1 | -- |
Al | -- | 1-1.7 | 0.8-1.5 | ≤0.8 | -- | 0.2-0.8 | 0.4-1 | ≤0.2 |
Ti | -- | -- | ≤0.6 | ≤1.15 | -- | -- | 2.25-2.75 | 0.6-1.2 |
Cr | 14-17 | 21-25 | 20-24 | 17-21 | 27-31 | 17-21 | 14-17 | 19.5-23.5 |
Nb+Ta | -- | -- | -- | 4.75-5.5 | -- | 4.75-5.5 | 0.7-1.2 | -- |
Mo | -- | -- | 8-10 | 2.8-3.3 | -- | 2.8-3.3 | -- | 2.5-3.5 |
B | -- | -- | ≤0.006 | -- | -- | -- | -- | -- |
Shape | Size (mm) |
Wire | 0.02-7.50 |
Rod/Bar | 8.0-200 |
Strip | (0.5-2.5)*(5-180) |
Tube/Pipe | Customized |
Sheet/Plate | Customized |
For more details, pls directly contact us.
Our Inconel strips set the standard for quality and reliability. We use advanced rolling techniques to ensure uniform thickness and smooth surfaces, critical for spring performance. Every batch is tested for tensile strength, corrosion resistance, and fatigue life, exceeding ASTM and ASME standards. Unlike some competitors, we offer customizable strip sizes to fit your exact specifications, ensuring seamless integration. Our sustainable production methods—minimizing waste and energy use—deliver a high-quality product with a smaller environmental footprint. Plus, our streamlined supply chain keeps costs competitive, giving you premium Inconel strips without the premium price.
Why Choose Us?
Our Inconel 617, 625, 690, and X-750 strips are built to perform in the toughest aerospace applications. With unmatched strength, corrosion resistance, and fatigue life, they’re perfect for high-temperature spring components. We combine precision manufacturing, rigorous quality control, and sustainable practices to deliver a product you can trust. Whether you’re building jet engines, rockets, or gas turbines, our Inconel strips ensure durability and performance that keep your projects soaring.
About Us:
Our 12,000㎡ factory is equipped with complete capabilities for research, production, testing, and packaging. We strictly adhere to ISO 9001 standards in our production processes, with an annual output of 1,200 tons. This ensures that we meet both quantity and quality demands. Furthermore, all products undergo rigorous simulated environment testing including high temperature, high pressure, and corrosion tests before being dispatched, ensuring they meet customer specifications. For all our clients, we offer timely and multilingual after-sales support and technical consulting, helping you resolve any issues swiftly and efficiently.
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FAQs:
Why are Inconel 617, 625, 690, and X-750 ideal for aerospace springs?
Their high nickel and alloying elements provide strength, corrosion resistance, and creep resistance up to 2200°F.What aerospace applications use Inconel 617 strip?
Turbine springs and seals in jet engines due to its creep resistance.How does Inconel 625 perform in exhaust systems?
It resists corrosion and oxidation, making it ideal for exhaust system springs.What makes Inconel 690 suitable for combustion chambers?
Its high chromium content ensures excellent oxidation resistance for chamber springs.Why choose Inconel X-750 for valve springs?
Its superior fatigue resistance handles high-stress, cyclic loading.What standards do your Inconel strips meet?
Our strips comply with ASTM B168, B443, and ASME SB standards.How do your strips compare to competitors?
We offer superior precision, customizable options, and competitive pricing through efficient production.How do you ensure sustainability in production?
We optimize material use and employ energy-efficient processes to reduce waste.