Sichuan Liaofu Special Steel Company is one of the most experienced manufacturers and suppliers of 45mn17al3 non-magnetic low-magnetic steel in China. With over 20 years' experience, our factory offer high quality products made in China with competitive price. Welcome to contact us for wholesale service.
45Mn17Al3 is a high-alloy austenitic manganese steel featuring extremely low magnetic permeability and residual magnetism. It maintains stable non-magnetic performance after machining, bending and welding, alongside reliable mechanical strength and good workability. Widely adopted for structures where magnetic interference must be strictly avoided.
Core Advantages
●Superior non-magnetic performance: Low relative permeability and residual magnetism, no magnetic disturbance to precision instruments and electronic devices.
●Robust mechanical properties: High tensile strength and ductility, qualified for heavy-load structural engineering.
●Excellent processability: Easy to cut, weld and bend for on-site construction.
●Stable performance: Magnetic characteristics remain consistent under long-term service and various working conditions.
Main Applications & End Users
1. Rocket Launch Sites
Reduces magnetic interference to guarantee the accuracy of precision guidance equipment.
Regular Contractor: China Railway No.23 Bureau, Track Engineering Department
2. Naval Submarine Degaussing Docks
Cuts down residual magnetism of facilities, lowers radar detection risk for submarines.
Regular Contractor: China Construction Eighth Engineering Bureau
3. Foundation Works for Smelting Furnaces
Eliminates magnetic impact on control devices of refining furnaces and ensures operational precision.
Regular Contractor: MCC Group (18th, 22nd, 23rd Bureaus)
Quality & Traceability
Full batch records, chemical composition reports and mechanical test certificates provided for each shipment.
Strict production inspection to ensure uniform magnetic and physical performance across all products.
Qualified for national defense, aerospace and key industrial infrastructure projects.
Summary
45Mn17Al3 non-magnetic steel is a trusted structural material for magnetism-sensitive scenarios. With stable performance, full documentation and proven project experience, it is your ideal solution for critical engineering construction.
The Difference Between Magnetic Steel and Non-Magnetic Steel
| Material | Magnetic | Non-magnetic |
|---|---|---|
| Inconel | X | |
| Monel | X | |
| Aluminum | X | |
| Copper | X | |
| Titanium | X | |
| Nitinol | X | |
| Nickel | X | |
| Brass | X |
ABOUT US:
Sichuan Liaofu Special Steel Company.,Ltd, founded in 2001, is a professional manufacturer and supplier focusing on the production and inventory of stainless steel, special steel, and non-magnetic steel.
With nearly 25 years of experience in the steel industry, we have built a solid reputation for reliability, quality, and professional service in both domestic and international markets. Our core products include non-magnetic 304 stainless steel and non-magnetic 316 stainless steel, which are widely applied in food machinery, marine equipment, medical devices, chemical engineering, architectural decoration, and other fields.
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