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Email:sales8@dlx-alloy.com Mobile/Whatsapp:+86 199 0611 9641

Specialized manufacturer of high temperature alloys, precision alloys and Incoloy,over 20 years.

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Whatsapp:+86 199 0611 9641

Email:sales8@dlx-alloy.com

Add:NO.32 West Taihu Road, Xinbei District, Changzhou, Jiangsu,China

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Precision Alloy Sheet

Various Grades And Sizes Precision Alloy Plate 3J21 3J22 3J40 Iron-nickel Plate
Various Grades And Sizes Precision Alloy Plate 3J21 3J22 3J40 Iron-nickel Plate
Various Grades And Sizes Precision Alloy Plate 3J21 3J22 3J40 Iron-nickel Plate

Various Grades And Sizes Precision Alloy Plate 3J21 3J22 3J40 Iron-nickel Plate

Product Details

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The Precision Alloy 3J Series (3J21, 3J22, 3J40) is known for its outstanding magnetic properties and exceptional performance. These alloys are primarily composed of iron and nickel, offering high magnetic permeability and low coercive force. This allows for excellent magnetic shielding and precise control of magnetic fields. The 3J series alloys also demonstrate remarkable stability under varying temperatures and mechanical stresses, making them ideal for demanding applications in electronics, aerospace, and precision instruments.

These alloys, including 3J21, 3J22, and 3J40, are engineered to meet the rigorous requirements of advanced technology industries, ensuring reliability and high performance. With their consistent properties and excellent processability, they are perfect for applications where precision and durability are crucial.

Chemical Composition

The Precision Alloy 3J Series alloys (3J21, 3J22, 3J40) typically have the following chemical compositions:

  • 3J21: This grade provides excellent magnetic permeability and low coercive force, ideal for magnetic shielding and precision applications.

  • 3J22: Offers a balance of mechanical strength and magnetic properties, making it suitable for use in various electronics and aerospace applications.

  • 3J40: Enhanced resistance to thermal and mechanical stress, ensuring long-lasting performance in harsh environments.

Each of these grades is tailored to meet specific industry needs with superior magnetic characteristics and stability.

Comparison Parameters Table

Parameter

3J40 Corrosion-Resistant Strip

Standard Spring Steel

Stainless Steel (e.g., SUS301)

Yield Strength (MPa)

Up to 2,500

1,500–2,000

1,000–1,800

Elastic Modulus (GPa)

~185, constant across temperatures

~200

~193

Corrosion Resistance

Excellent, ideal for harsh 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 3J40

Good, varies by alloy

Hysteresis

Very low, minimal energy loss

Moderate

Moderate to high

Applications

Springs, actuators, automation

General springs

Springs, electronics

Cost-Effectiveness

High, due to durability

Moderate, lower initial cost

Higher, material-driven

Key Features of Precision Alloy Plate s (3J21, 3J22, 3J40)
  1. High Magnetic Permeability: The 3J series alloys, including 3J21, 3J22, and 3J40, offer high magnetic permeability, making them ideal for magnetic shielding and precise magnetic field control.

  2. Low Coercive Force: These alloys have low coercive force, ensuring minimal magnetic retention and effective magnetic field regulation.

  3. Stability Under Stress: All grades of the 3J series (3J21, 3J22, 3J40) are stable under high temperatures and mechanical stresses, maintaining their properties even in challenging environments.

  4. Excellent Processability: These alloys are easily fabricated into various shapes, ensuring they can meet specific design requirements for a range of industrial applications.

  5. Versatility: Available in different grades and sizes, the 3J series alloys are suitable for a wide range of applications across industries like electronics, aerospace, and instrumentation.

  6. Precision Alloy Plate details

  7. Precision Alloy Plate comparison


Applications of 3J Series Precision Alloy Plates

The 3J Series Precision Alloys (3J21, 3J22, 3J40) are used in numerous industries where magnetic properties and stability are critical:

  • Electronics: Utilized in transformers, magnetic sensors, and precision electrical components where high magnetic permeability is essential.

  • Aerospace: Key materials in manufacturing components for aircraft and spacecraft, which require exceptional stability and performance under high stress.

  • Precision Instruments: Used in the production of instruments that demand precise magnetic properties and resilience under varying environmental conditions.

  • Magnetic Shielding: Crucial for creating magnetic barriers that protect sensitive electronic devices from interference, especially in high-tech applications.

  • Precision Alloy Plate process

  • Precision Alloy Plate application field


Advantages of 3J Series Precision Alloys
  1. Superior Magnetic Control: High magnetic permeability and low coercive force make these alloys ideal for managing magnetic fields in sensitive applications.

  2. Outstanding Durability: The 3J21, 3J22, and 3J40 alloys offer excellent resistance to temperature variations and mechanical stresses, ensuring reliable performance in demanding conditions.

  3. Wide Application Range: Suitable for a variety of industries, including aerospace, electronics, and precision manufacturing, these alloys meet diverse requirements.

  4. Customizable Options: Available in various grades and sizes, the 3J21, 3J22, and 3J40 alloys can be tailored to meet specific needs, ensuring flexibility in manufacturing.


Packaging & Shipping

We provide secure packaging for our Precision Alloy Plates to ensure that your order reaches its destination in perfect condition. Custom packaging options are available to accommodate specific customer requirements. Our reliable shipping methods guarantee that your products will arrive on time.

Precision Alloy Plate testing equipmentOEM Service


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  • ABOUT US
  • About DLX ALLOY
  • 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.

  • CHANGZHOU DLX ALLOYCHANGZHOU DLX ALLOYCHANGZHOU DLX ALLOY

  • About Our factory
  • 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

1. What is your working time and contact information?

Our working hours are from Monday to Saturday, 7:30 AM to 5:00 PM (Beijing Time, GMT+08:00). We observe public holidays during May 1st to 3rd, October 1st to 7th, and Chinese New Year. If you have any questions during our holidays, please email us, and we will respond as soon as possible.

2. Do you provide free samples?

Yes, we offer free samples for testing. However, buyers are responsible for the shipping costs.

3. What are your payment terms?

We accept various payment methods, including T/T, L/C, D/A, D/P, Western Union, MoneyGram, and PayPal.

4. What is your lead time?

For sample orders, the lead time is typically 7 days after payment confirmation. For larger orders or customized products, please contact us for specific lead times.

5. How can I contact you for inquiries or orders?

You can reach us by email or phone. Please visit our website for our full contact details.

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