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 Rod
Product Details

3J01, 3J21 , and 3J53 precision elastic alloy bars are high-performance materials designed for applications that require exceptional elasticity and stability under stress. These alloys are widely used in various industries, including electronics, automotive, and aerospace, due to their superior mechanical properties. With high elasticity, excellent strength, and resistance to deformation, these Precision Alloy s ensure reliable performance in demanding environments.
This article explores the key features, applications, and advantages of 3J01, 3J21, and 3J53 elastic alloys, as well as frequently asked questions about these alloys.
3J01, 3J21, and 3J53 precision elastic alloy bars offer a range of superior properties that make them suitable for applications requiring high elasticity, strength, and stability. Here are the key features of these alloys:
High Elasticity: These alloys exhibit outstanding elasticity, meaning they can return to their original shape after being deformed, which makes them ideal for use in precision instruments and components subject to repeated mechanical stress.
Superior Stability: The alloys maintain their mechanical properties even in harsh environments, offering stability under temperature fluctuations and mechanical load. This makes them suitable for high-performance applications that require long-term durability.
High Coercivity: The precision elastic alloys possess high coercivity, which means they are resistant to becoming magnetized or demagnetized by external magnetic fields. This is a critical feature in applications where stability of magnetic properties is important.
Excellent Mechanical Strength: The alloys exhibit high tensile strength and yield strength, ensuring that they can withstand high stresses without permanent deformation, even in extreme conditions.
Corrosion Resistance: 3J01, 3J21, and 3J53 alloys are resistant to corrosion and oxidation, ensuring long-term performance and durability even in aggressive environments.


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 |
The unique properties of these precision elastic alloys make them suitable for a wide range of industrial and technological applications:
Precision Instruments: Due to their high elasticity and stability, these alloys are commonly used in the manufacture of precision measuring instruments, such as springs, connectors, and other components where accuracy and resilience are essential.
Automotive Industry: The alloys are used in automotive components that require high mechanical strength and resistance to wear, such as suspension springs and high-performance sensors.
Electronics: 3J01, 3J21, and 3J53 alloys are ideal for electronic components that need to maintain their mechanical and electrical properties under stress, such as connectors, switches, and terminals.
Aerospace: In aerospace applications, where materials are exposed to extreme stresses and temperature changes, these alloys are used in high-precision components, including actuators, engine parts, and structural elements.
Magnetic Equipment: These alloys are also employed in the manufacture of high-performance magnetic separators and devices that require materials with high coercivity and stability under varying magnetic fields.


Advantages of 3J01, 3J21, and 3J53 Precision Elastic Alloys
There are numerous advantages to using 3J01, 3J21, and 3J53 precision elastic alloys:
High Elasticity and Resilience: The high elasticity ensures that these alloys can be used in applications that require the material to return to its original shape after stress or deformation. This property is crucial in applications like springs and precision gears.
Durability and Longevity: These alloys have exceptional strength and resistance to fatigue, allowing components made from these materials to last longer, even in high-stress environments.
High Stability Under Extreme Conditions: 3J01, 3J21, and 3J53 alloys retain their properties under temperature fluctuations and mechanical stresses, making them ideal for demanding applications.
Corrosion Resistance: The alloys’ resistance to corrosion and oxidation makes them suitable for use in aggressive environments, extending the service life of components and reducing maintenance needs.
Versatility: These alloys are suitable for a wide range of applications across various industries, including automotive, aerospace, electronics, and manufacturing, due to their excellent mechanical properties.



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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FAQ
Q1: What are 3J01, 3J21, and 3J53 precision elastic alloys?
A1: These are high-performance alloys with excellent elasticity, strength, and stability. They are used in applications that require materials to withstand high mechanical stress while maintaining their shape and performance over time.
Q2: What industries use 3J01, 3J21, and 3J53 alloys?
A2: These alloys are used in a variety of industries, including automotive, aerospace, electronics, and precision manufacturing, where high elasticity and stability are crucial for performance.
Q3: What is the chemical composition of 3J01, 3J21, and 3J53 alloys?
A3: The specific chemical composition varies slightly between the different grades, but all contain high levels of nickel, cobalt, and iron, which contribute to their high elasticity and stability under stress.
Q4: Can these alloys be used in high-temperature applications?
A4: Yes, 3J01, 3J21, and 3J53 alloys can withstand high temperatures without losing their mechanical properties, making them suitable for use in high-temperature environments, such as aerospace and automotive applications.
Q5: Are 3J01, 3J21, and 3J53 alloys resistant to corrosion?
A5: Yes, these alloys have excellent corrosion resistance, which makes them ideal for use in aggressive environments where materials may be exposed to moisture, chemicals, or extreme conditions.
Q6: How do I contact your company for more information?
A6: For more details about 3J01, 3J21, and 3J53 precision elastic alloy bars, please contact us at [sales8@dlx-alloy.com] or call [+8619906119641]. Our customer service team is ready to assist you.
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