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3J9/FeNi50/3J01/1J33/4J29/4J32/4J33/4J45/Invar36
DLX
Bright
ISO9001
5kg
5-20 Days
Industrial Magnet
Nickel Base Alloy
Product Description
3J01 soft magnetic alloy wire is a precision-engineered material widely used in relay systems and electromagnetic components. Known for its excellent soft magnetic properties, this alloy delivers high magnetic permeability, low coercivity, and stable performance under varying working conditions.
Manufactured through advanced melting, refining, and wire-drawing processes, 3J01 alloy wire ensures superior consistency, fine dimensional control, and excellent surface quality. Its high stability makes it especially suitable for fine wire applications in sensitive electromagnetic devices.
With customizable diameters and strict quality assurance, our 3J01 soft magnetic alloy wire meets the demanding requirements of modern electronics, relays, and precision control systems.
High stability under electrical and thermal conditions
Precision fine wire with tight tolerances
Excellent consistency and surface quality
Reliable electromagnetic performance
Good mechanical strength and workability
Customizable diameter and specifications
Specification
| Size Range | |
| Shape | Size |
| Wire | 0.5-7.5 |
| Rod/bar | 8.0-200 |
| Strip | (0.5-2.5)*(5-180) |
| Tube | custom made |
| Plate | custom made |
| 1j85 Soft Magnetic Alloy of chemical composition | |||||||||
| Item | 1J33 | 3J01 | 3J9 | 4J29 | 4J32 | 4J33 | 4J45 | FeNi50 | Invar36 |
| C | ≤0.05 | ≤0.05 | 0.22-0.26 | ≤0.03 | ≤0.05 | ≤0.03 | ≤0.05 | ≤0.05 | ≤0.1 |
| Mn | ≤0.05 | ≤1.00 | 1.80-2.20 | ≤0.5 | 0.2-0.6 | ≤0.5 | ≤0.8 | ≤0.8 | ≤0.5 |
| Fe | Rest | ||||||||
| P | ≤0.020 | ≤0.020 | ≤0.03 | ≤0.02 | ≤0.02 | ≤0.02 | ≤0.02 | ≤0.02 | ≤0.006 |
| S | ≤0.020 | ≤0.020 | ≤0.020 | ≤0.020 | ≤0.020 | ≤0.020 | ≤0.020 | ≤0.020 | ≤0.04 |
| Si | 0.30-0.6 | ≤0.80 | 1.30-1.70 | ≤0.3 | ≤0.2 | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.35 |
| Ni | 32.8-33.8 | 34.5-36.5 | 9.0-10.5 | 28.5-29.5 | 31.5-33 | 28.5-29.5 | 44.5-45.5 | 49.5-50.5 | 35-38 |
| Al | 1.0-2.0 | 1.00-1.80 | -- | -- | -- | -- | ≤0.1 | ≤0.1 | -- |
| Co | -- | -- | -- | 16.8-17.8 | 3.2-4.2 | 16.8-17.8 | -- | -- | -- |
| Ti | -- | 2.70-3.20 | -- | -- | -- | -- | -- | -- | -- |
| Cu | -- | -- | -- | -- | ≤0.2 | 0.4-0.8 | ≤0.2 | -- | -- |
| Cr | -- | 11.5-13.0 | 19.0-20.5 | ≤0.2 | -- | ≤0.2 | -- | -- | -- |
| Mo | -- | -- | 1.60-1.85 | ≤0.2 | -- | ≤0.2 | -- | -- | -- |
Our Advantage
Relay components and electromagnetic switches
Electronic and electrical control devices
Precision coils and inductive components
Sensors and magnetic control systems
Telecommunications equipment
Industrial automation systems
DLX Advantage
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.
1.Market Leader - Top 5 in China's nonferrous metal industry
2.Flexible products - Thousands of product specifications,Meet multiple needs of buyers
3.Low MOQ - Can customize samples
4.Short production lead time，fast delivery of whole cabinet
5.Professional inspection equipment - Before delivery, we will use spectrometers, tensile testers and other professional equipment to conduct a comprehensive inspection of the products to ensure that the goods are qualified for acceptance
6.Professional business team - Quickly responds to customer inquiries,24-hour professional quotation online The salesperson will follow the customer's requirements for the use of the product,Professionally recommend more appropriate performance and price products to customers
7.Intact packaging - Packaging according to customer needs.You can customize wooden boxes to ensure that the goods arrive at the destination in good condition
8.Various payment methods - Facilitate customer payment
9.Get good reviews from customers - Old customers have long-term cooperation,The longest is more than 7 years
10.Received various awards - Google is very recognized by us,They give us awards every year
FAQ
A: It is a precision soft magnetic material known for high permeability and low coercivity, widely used in relays and electromagnetic devices.
A: Its stable magnetic properties ensure fast response, low energy loss, and reliable switching performance in relays.
A: The wire is available in fine diameters and can be customized according to specific application requirements.
A: It features high magnetic permeability, low coercive force, and excellent magnetic stability.
A: Yes, we offer customization in diameter, tolerance, and surface condition.
A: It is commonly used in electronics, telecommunications, automation, and relay manufacturing industries.
