431 Stainless Steel Sheet
We supply 431 stainless steel sheets, a martensitic chromium stainless steel known for its high strength, hardness, and moderate corrosion resistance. Through heat treatment, this grade achieves enhanced mechanical properties while retaining magnetic characteristics, making it suitable for applications requiring wear resistance, structural integrity, and controlled magnetic permeability.
+86 19163584547
+86 19163584547
+86 19163584547
info@hds-steels.com
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Product Description

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  • High Strength & Hardness: Can be heat-treated to achieve tensile strength over 850 MPa, suitable for high-stress components.

  • Moderate Corrosion Resistance: Performs well in mild atmospheric, freshwater, and some chemical environments.

  • Magnetic Properties: Exhibits consistent magnetic response, ideal for electromagnetic and motor applications.

  • Machinability & Weldability: Can be machined and welded with appropriate pre- and post-treatment processes.

We provide sheets in various thicknesses and dimensions, with options for heat treatment, cutting, and surface finishing, supported by material certifications compliant with ASTM A240, EN 10088, JIS G4305, and related standards.


Product Name:431 Stainless steel sheet
Production technology:Cold rolling or hot rolling
Steel Grade:431,410,420,409L,436L,439,441,443
Standard:AiSi, ASTM, BS, DIN, GB, JIS , etc.
Length:1000~6000MM,Customizable
Width:100mm-2500mm,Customizable
Thickness:0.1mm-300mm,Customizable
Tolerance:±1%
Sample:Provided Within 3 Days
Application:Industry,Construction, Ship Components
Processing Service:Bending, Welding, Decoiling, Punching, Cutting
Surface:BA/2B/#1/#3/#4/8K/HL/2D/1D/etc. Customizable
Shape:Round or Rectangle.Customizable


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Product Show

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We provide stainless steel plate products covering the full technological system of both hot rolling and cold rolling, strictly adhering to international standards such as ASTM A240/A480, EN 10088, and JIS G4304. Our product range includes full series of materials such as austenitic, martensitic, and duplex steels, supporting multiple thickness specifications and surface treatment options such as 2B, BA, No.4, and HL. Through precision rolling and customized heat treatment processes, our products offer excellent corrosion resistance, mechanical strength, and formability, meeting the diverse demands of various fields including energy equipment, chemical containers, marine engineering, high-end household appliances, and medical devices.


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详情标题1-产品详情2


We possess a full-process production system comprising hot rolling wide-width mills and cold rolling 20-roll precision mills, equipped with roller hearth solution treatment lines and full-hydrogen protective bright annealing furnaces. The production line integrates laser thickness gauges, online metallographic detection systems, eddy current thickness measuring devices, and mirror polishing units. Through intelligent temperature control systems and micro-tension rolling technology, precise control of thickness accuracy and full-section performance is achieved. The production system complies with mainstream international industry certifications and is capable of meeting the customized technical requirements of customers across different fields for stainless steel plates.


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In order to ensure product quality, we will arrange professional personnel to check product quality, packaging, weight, hardness, etc., according to customer requirements of product specifications, looking for high-quality and cheap cooperative factories in China, to provide customers with one-stop procurement services and quality assurance.


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Excellent packaging: waterproof paper and plastic film + iron cover + at least three strapping straps + strapping straps fixed on iron or wood pallets can effectively protect products from corrosion and various climate changes during transportation. Generally speaking, we ship from Shanghai, Tianjin, Qingdao and Ningbo ports. We have worked with many experienced shipping companies for a long time to find the most suitable mode of transportation for you.


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