Welcome to Jiangsu DLX alloy Co., Ltd.
Email:sales8@dlx-alloy.com Mobile/Whatsapp:+86 199 0611 9641
Specialized manufacturer of high temperature alloys, precision alloys and Incoloy,over 20 years.
Whatsapp:+86 199 0611 9641
Email:sales8@dlx-alloy.com
Add:NO.32 West Taihu Road, Xinbei District, Changzhou, Jiangsu,China
Precision Alloy Sheet
Product Details

The Elastic Alloy 3J01, 3J21, and 3J53 Precision Alloy Iron Nickel Based Alloy Plates are high-performance materials known for their exceptional elastic properties. Composed of iron and nickel-based alloys, these precision plates provide excellent resilience, high strength, and consistent performance under repeated stress and deformation. Their unique characteristics make them ideal for use in industries that demand high precision and durability. This alloy plate offers superior corrosion resistance, ensuring longevity in various environmental conditions, making it a reliable choice for critical applications in engineering and manufacturing.
High Elasticity and Resilience
The Elastic Alloy plates, including 3J01, 3J21, and 3J53, are designed with an excellent elastic modulus, providing predictable elasticity. These materials can withstand repeated stress and deformation without permanent damage, making them ideal for applications where flexibility and recovery are crucial.
Corrosion Resistance
These alloy plates exhibit strong resistance to corrosion, even in harsh environments. The iron-nickel-based composition ensures the materials remain durable and functional, providing long-term performance in challenging conditions.
High Strength and Durability
Elastic Alloy plates are engineered to maintain their strength and shape under mechanical stress. Their high tensile strength allows them to perform effectively in demanding applications, providing reliable, long-lasting service.
Precision Manufacturing
The alloys are precisely manufactured to ensure consistent performance across all applications. The stable elastic modulus makes these materials suitable for use in high-precision engineering applications where accuracy is key.


Parameter | 3J53 UNS N09902 Strip | Standard Spring Steel | Stainless Steel (e.g., SUS301) |
|---|---|---|---|
Yield Strength (MPa) | Up to 2,600 | 1,500–2,000 | 1,000–1,800 |
Elastic Modulus (GPa) | ~185, constant across temperatures | ~200 | ~193 |
Corrosion Resistance | Good, suitable for moderate conditions | Moderate, needs coatings | Excellent, chromium-based |
Temperature Range (°C) | -40 to +100 | -20 to +150 | -50 to +300 |
Fatigue Resistance | Excellent, millions of cycles | Good, but lower than 3J53 | Good, varies by alloy |
Hysteresis | Very low, minimal energy loss | Moderate | Moderate to high |
Applications | Relays, resonators, frequency control | General springs | Springs, electronics |
Cost-Effectiveness | High, due to precision performance | Moderate, lower initial cost | Higher, material-driven |
Applications of Elastic Alloy Plates
Instrumentation
Elastic Alloy 3J01, 3J21, and 3J53 plates are widely used in instrumentation, where reliable elasticity and resistance to deformation are essential. These alloys are particularly suited for components that require precise mechanical properties.
Aerospace
In the aerospace industry, where materials are subjected to extreme stress and high precision is critical, these elastic alloys are invaluable. They are used in components that need to maintain structural integrity under fluctuating forces, such as aircraft parts and other aerospace components.
Precision Engineering
These alloys are highly sought after in precision engineering applications, including the manufacture of springs, sensors, and other elastic components. Their stable and predictable elastic properties ensure that they can be used in environments that demand high accuracy and repeatability.
Automotive Industry
Elastic Alloy plates are used in automotive components where strength, elasticity, and durability are needed. These materials are particularly effective in the production of suspension systems and vibration-dampening elements.

The manufacturing process of Elastic Alloy plates, such as 3J01, 3J21, and 3J53, involves precise alloy composition, high-quality melting, and controlled cooling techniques. These plates undergo rigorous testing to ensure they meet specific requirements for strength, elasticity, and corrosion resistance. The production process ensures that each batch maintains consistency in mechanical properties and dimensional accuracy, ensuring reliable performance across various applications.

Benefits of Elastic Alloy 3J01, 3J21, and 3J53 Plates
Superior Performance Under Stress
These alloys provide excellent resilience, which means they return to their original shape even after being subjected to continuous or heavy stress. This makes them suitable for high-precision applications that require durability and reliability.
Long-Lasting Durability
Thanks to their excellent corrosion resistance and high strength, these alloy plates offer a long service life, reducing the need for frequent replacements or maintenance.
Cost-Effective Precision
Elastic Alloy plates are a cost-effective solution for industries requiring precision, as their longevity and resistance to wear reduce overall operational costs over time.



CHANGZHOU DLX ALLOY CO, LTD was established in 2002 and has got ISO9001 International Quality Management System Certificate and SGS Certificate. Our factory is professional in researching and producing special alloy material. From melting, drawing, heat treatment, finishing and testing .We offer nickel based, copper-based, and iron-based alloys, including super alloy, welding materials, anti-corrosion alloy, Precision Alloy , FeCrAl alloy, NiCr alloy, CuNi alloy, thermocouple and etc, in the form of wire, strip, ribbon, bar, tube, plate.



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. We also provide chemical analysis reports for every FeCrAl alloy, NiCr alloy, and other products purchased.
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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Q1: What are the key components of Elastic Alloy 3J01, 3J21, and 3J53?
A1: These alloys are primarily composed of iron and nickel, which provide excellent elastic properties, high tensile strength, and corrosion resistance. The precise composition ensures predictable performance under stress and deformation.
Q2: What industries use Elastic Alloy plates?
A2: Elastic Alloy 3J01, 3J21, and 3J53 plates are used in industries such as instrumentation, aerospace, automotive, and precision engineering, where durability, elasticity, and corrosion resistance are critical.
Q3: What makes Elastic Alloy plates unique?
A3: The unique combination of high strength, superior elasticity, and corrosion resistance makes these alloy plates ideal for high-performance applications that require resilience and precise mechanical properties.
Q4: Are the Elastic Alloy plates resistant to corrosion?
A4: Yes, Elastic Alloy 3J01, 3J21, and 3J53 plates exhibit excellent corrosion resistance, making them suitable for use in harsh environmental conditions.
Q5: Can the alloy plates be customized?
A5: Yes, depending on the requirements of the specific application, Elastic Alloy plates can be customized in terms of size, thickness, and other mechanical properties to suit precise engineering needs.
Q6: What are your payment terms and lead times?
A6: We offer flexible payment options, including T/T, L/C, D/A, D/P, Western Union, MoneyGram, and PayPal. The lead time for samples is typically 7 days after payment confirmation. For bulk orders, lead times may vary depending on the quantity and specifications.
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