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Customized 431 stainless steel plates: meet your various engineering and processing needs
Stainless steel products

Customized 431 stainless steel plates: meet your various engineering and processing needs

High-strength stainless steel plates suitable for a variety of industrial and architectural applications

Specifications: ASTM A240 / ASME SA240

Width: 1000mm, 1219mm, 1500mm

Thickness: 0.3 mm to 50 mm

Surface Finish: 2B, 2D, BA, NO.1, NO.4

    Overview

    Stainless steel plates have a smooth surface, high plasticity, toughness and mechanical strength, and are resistant to corrosion by acids, alkaline gases, solutions and other media. It is an alloy steel that is not easy to rust, but it is not absolutely rust-free. Stainless steel plates refer to steel plates that are resistant to corrosion by weak media such as atmosphere, steam and water, while acid-resistant steel plates refer to steel plates that are resistant to corrosion by chemically corrosive media such as acids, alkalis and salts.

    Stainless steel plates, sometimes called flat steel, are a material commonly used to make metal products. Steel plates are made into different thicknesses and widths, then cut and welded together to make the final product. There are many types of steel plates, such as stainless steel plates and high carbon plates. Some steel plates are used in construction, while others are used to make everyday items, such as wood stoves, and less everyday items, such as ship hulls.

    Stainless Steel 1Stainless Steel 2

    Features

    Key Characteristics and Applications

    Characteristics
    High Strength and Hardness: 431 stainless steel offers excellent strength and hardness, which can be further enhanced through heat treatment.

    Good Corrosion Resistance: Among the martensitic stainless steels, it offers the best corrosion resistance due to its increased chromium content and the addition of nickel.

    Good Toughness: It maintains excellent impact strength and good toughness at high hardness levels.

    Heat Treatable: Its mechanical properties can be adjusted through heat treatment.

    Stainless Steel 3Stainless Steel 4

    Specifications of 431 stainless steel sheet:

    Grade 431
    Width 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc
    Length 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc
    Thickness 0.25 mm to 200 mm
    Technology Hot rolled plate (HR), Cold rolled sheet (CR)
    Surface Finish 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, hair line, sand blast, Brush, SATIN (Met with Plastic Coated) etc.
    Raw Materail POSCO,  Baosteel, TISCO, Saky Steel, Outokumpu
    Form Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, etc.

     

    431 Plate Equivalent grades:

    Grade UNS WERKSTOFF NR. JIS BS
    431 S43100 1.4057 SUS431 431S29

     

    431 Sheets, Plates Chemical Composition and Mechanical properties(saky steel):

    Grade C Mn Si P S Cr Ni
    431 0.20 max 1.00 max 1.00 max 0.040 max 0.03 max 15.00 – 17.00 1.25 – 2.5

     

    Tensile Strength Yield Strength (0.2%Offset) Elongation
    655-850Mpa 485Mpa 20 %

     

    steel-plate-splicing-diagram-1

     

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