Our 1J50 nickel-iron alloy tube is a superstar for low coercivity electromagnetic relays. Crafted from a high-purity nickel-iron alloy, it delivers an impressive magnetic permeability of ~100,000 and an ultra-low coercivity of ~10-20 A/m, ensuring fast and reliable relay performance. With an electrical resistivity of ~10⁻⁷ Ω·m, it keeps energy losses minimal, perfect for low-frequency applications. Mechanically, it’s solid with a tensile strength of ~400MPa, yield strength of ~200MPa, and ~30% elongation, making it easy to work with. Whether you’re building precision relays or shielding, our 1J50 tubes are engineered to perform.
For more details, pls directly contact us.
The soft magnetic materials market is booming, expected to hit $102 billion by 2030 with a CAGR of 10.2%. The rise of automation, telecommunications, and electric vehicles (EVs) is driving demand for low-loss, high-precision materials like 1J50. Electromagnetic relays are critical for smart grids, IoT devices, and automotive systems, where efficiency and reliability are non-negotiable. Trends like miniaturization and AI-driven material design are shaping the future, and our 1J50 tubes are perfectly positioned to meet these demands with top-notch performance and versatility.
Alloy Composition Table
|
Alloy Grades |
C |
S |
P |
Mn |
Si |
Ni |
Cr |
Co |
Mo |
Cu |
Al |
Nb |
Fe |
Other Elements |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
1J06 |
0.04 |
0.015 |
0.015 |
≤0.10 |
≤0.15 |
- |
- |
- |
- |
- |
5.5-6.5 |
- |
Rest |
- |
|
1J12 |
0.03 |
0.015 |
0.015 |
≤0.10 |
≤0.15 |
- |
- |
- |
- |
- |
11.6-12.4 |
- |
Rest |
- |
|
1J17 |
0.03 |
0.02 |
0.02 |
≤0.60 |
≤0.20 |
- |
15.5-16.5 |
- |
- |
- |
- |
- |
Rest |
- |
|
1J18 |
0.03 |
0.02 |
0.02 |
0.3-0.7 |
≤0.15 |
0.5-0.7 |
17-18.5 |
- |
- |
- |
- |
- |
Rest |
Ti: 0.3-0.7 |
|
1J22 |
0.04 |
0.02 |
0.02 |
≤0.3 |
≤0.3 |
≤0.5 |
- |
49-51 |
- |
≤0.2 |
- |
- |
Rest |
V: 0.8-1.8 |
|
1J30 |
0.04 |
0.02 |
0.02 |
≤0.40 |
≤0.30 |
29.5-30.5 |
- |
- |
- |
- |
- |
- |
Rest |
- |
|
0.03 |
0.02 |
0.02 |
≤0.60 |
≤0.20 |
35.0-37.0 |
- |
- |
- |
- |
- |
- |
Rest |
- |
|
|
1J38 |
0.03 |
0.05 |
0.02 |
0.3-0.6 |
0.15-0.3 |
37.5-38.5 |
12.5-13.5 |
- |
- |
- |
- |
- |
Rest |
- |
|
1J46 |
0.03 |
0.02 |
0.02 |
0.6-1.1 |
0.15-0.3 |
45.0-46.5 |
- |
- |
- |
≤0.2 |
- |
- |
Rest |
- |
|
1J50 |
0.03 |
0.02 |
0.02 |
0.3-0.6 |
0.15-0.3 |
49-50.5 |
- |
- |
- |
≤0.2 |
- |
- |
Rest |
- |
|
1J51 |
0.03 |
0.02 |
0.02 |
0.3-0.6 |
0.15-0.3 |
49-50.5 |
- |
- |
- |
≤0.2 |
- |
- |
Rest |
- |
|
1J54 |
0.03 |
0.02 |
0.02 |
0.3-0.6 |
1.1-1.4 |
49.5-51 |
3.8-4.2 |
- |
- |
≤0.2 |
- |
- |
Rest |
- |
|
1J76 |
0.03 |
0.02 |
0.02 |
0.3-0.6 |
0.15-0.3 |
75.0-76.5 |
1.8-2.2 |
- |
- |
4.8-5.2 |
- |
- |
Rest |
- |
|
1J77 |
0.03 |
0.02 |
0.02 |
0.3-0.6 |
0.15-0.3 |
75.5-78 |
- |
- |
3.9-4.5 |
4.8-6.0 |
- |
- |
Rest |
- |
|
1J79 |
0.03 |
0.02 |
0.02 |
0.6-1.10 |
0.3-0.5 |
78.5-80.0 |
- |
- |
3.8-4.1 |
≤0.2 |
- |
- |
Rest |
- |
|
1J80 |
0.03 |
0.02 |
0.02 |
0.6-1.10 |
1.1-1.5 |
79.0-81.5 |
2.6-3.0 |
- |
- |
≤0.2 |
- |
- |
Rest |
- |
|
0.03 |
0.02 |
0.02 |
0.3-0.60 |
0.15-0.3 |
79.0-81.0 |
- |
- |
4.8-5.2 |
≤0.2 |
- |
- |
Rest |
- |
|
|
1J87 |
0.03 |
0.02 |
0.02 |
0.3-0.6 |
≤0.3 |
78.5-80.5 |
- |
- |
1.6-2.2 |
- |
- |
6.5-7.5 |
Rest |
- |
For more details, pls directly contact us.
Our 1J50 nickel-iron alloy tubes are a go-to for industries needing reliable electromagnetic relays. In electronics, they power high-precision relays for control circuits and signal switching. Telecommunications uses them in relays and shielding for 5G and IoT infrastructure, ensuring stable performance. The automotive sector, especially EVs, relies on 1J50 for efficient relay systems in power management. Industrial automation benefits from their use in sensors and actuators, delivering accuracy in demanding environments. From smart devices to heavy machinery, our 1J50 tubes bring unmatched reliability.
There are other Soft Magnetic Alloy s out there, but our 1J50 nickel-iron tubes are in a class of their own. Our precision manufacturing ensures every tube delivers consistent, ultra-low coercivity and high permeability, perfect for high-speed relays. Unlike some alternatives, our tubes are optimized for low-frequency applications, offering superior energy efficiency. They’re also super easy to machine and weld, saving you time and costs in production. We’re committed to innovation, with ongoing R&D to keep our alloys ahead of industry needs. That kind of focus isn’t something you’ll find just anywhere.
Comparison Table: 1J50 vs. Other Soft Magnetic Materials
|
Parameter |
1J50 Alloy |
Silicon Steel |
1J85 Alloy |
Soft Ferrites |
|---|---|---|---|---|
|
Magnetic Permeability |
Very High (~100,000) |
Moderate (~2,000-5,000) |
Very High (~20,000) |
Low (~1,000-2,000) |
|
Coercivity (A/m) |
Very Low (~10-20) |
Moderate (~50-100) |
Very Low (~10-30) |
Low (~100-500) |
|
Saturation Magnetization (T) |
~1.6 |
~2.0 |
~0.9 |
~0.4-0.5 |
|
Electrical Resistivity (Ω·m) |
~10⁻⁷ |
~10⁻⁸ |
~10⁻⁷ |
~10⁶ |
|
Eddy Current Loss |
Low (ideal for low frequencies) |
Moderate |
Very Low (up to 400KHz) |
Very Low (high-frequency use) |
|
Mechanical Strength (MPa) |
Tensile: ~400, Yield: ~200 |
Tensile: ~500, Yield: ~300 |
Tensile: ~420, Yield: ~250 |
Brittle, low strength |
|
Machinability |
Excellent |
Good |
Excellent |
Poor |
|
Typical Applications |
Relays, shielding, sensors |
Motor cores, transformers |
RF transformers, amplifiers |
High-frequency transformers |
Our 1J50 nickel-iron alloy tubes are built for low coercivity electromagnetic relays, offering exceptional magnetic performance and reliability. With high permeability, low energy losses, and robust mechanical strength, they’re perfect for electronics, telecom, and automotive applications. We’re not just keeping up with market trends—we’re setting the standard with advanced production and a passion for quality. Whether you’re designing smart relays or shielding systems, our 1J50 tubes are the smart choice for top-tier performance.
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.
Client Visits
Building Stronger Partnerships
We support all kinds of testing:
FAQs
-
What is the 1J50 nickel-iron alloy tube made of?
It’s a high-purity nickel-iron alloy with precise nickel content, optimized for low coercivity and high magnetic permeability. -
What are the main applications of 1J50 tubes?
They’re used in electromagnetic relays, magnetic shielding, and precision sensors for electronics and telecommunications. -
Why is 1J50 ideal for electromagnetic relays?
Its ultra-low coercivity (~10-20 A/m) and high permeability (~100,000) ensure fast, reliable relay switching. -
How does 1J50 perform in low-frequency applications?
It excels in low-frequency environments, minimizing magnetic losses for stable relay performance. -
What are the mechanical properties of 1J50 tubes?
They have a tensile strength of ~400MPa, yield strength of ~200MPa, and elongation of ~30%. -
Is 1J50 easy to manufacture with?
Yes, it’s highly machinable and weldable, making it ideal for precision relay components. -
How does 1J50 improve relay efficiency?
Its low coercivity and high resistivity (~10⁻⁷ Ω·m) reduce energy losses, enhancing relay responsiveness. -
Which industries benefit most from 1J50 tubes?
Electronics, telecommunications, automotive, and industrial automation, particularly for high-precision relays.
