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Good Price 20mm Thick D2 1.2379 K110 Carbon Steel Flat Bar

Short Description:

Flat Steel is a type of structural steel product with a flat and rectangular shape, which has been used for a long time in construction, machinery manufacturer, steel fabricator, and other industrial fields. It has good strength, convenient processing, and is trustworthy for welding, cutting, and custom making.


  • Standard: AiSi, ASTM, BS DIN, GB, JIS
  • Grade: A36/1045/1020
  • Width: Customized
  • Length: Customized
  • Application: Building structure
  • Technique: Hot Rolled
  • Special Use: Mold Steel
  • Delivery Time: 7-15 days
  • Payment Term: 30%TT Advance + 70% Balance
  • Product Detail

    Product Tags

    flat steel

    Product Detail

    Product Name

     

    Material

    10#, 20#, 45#, 16Mn, A53(A,B), Q235, Q345, Q195, Q215, St37, St42, St37-2, St35.4, St52.4, ST35

    Width:

    1-300mm

    Thickness

    3MM~60MM

    Length

     

    1-12000mm
    or as customer's actual requires

    Standard

     

    Q235,Q275,Q195,Q345
    Q235,Q275,Q195,Q345

    Grade

     

    10#-45#, 16Mn, A53-A369, Q195-Q345, ST35-ST52
    Grade A, Grade B, Grade C

    Section Shape

    Steel Plate

    Technique

    Hot Rolled

    Packing

    Standard Seaworthy Packing or as your requirements

    MOQ

    1 Tons, more quantity price will be lower

    Surface Treatment

    Black

    Product Application

    structure construction,steel grating, tools

    Origin

    Tianjin China

    Certificates

     ISO9001-2008,SGS.BV,TUV

    Delivery Time

    Usually within 10-45 days after receipt of advance payment
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    flat steel (4)

    Main Application

    1

     is used for building structure, mechanical equipment frame, as well as the main material of beams and columns, in use has a great role.

    Flat steel is mainly used for bars and wall beams of steel structure buildings, and can also be combined into lightweight roof truss, brackets and other building components.

    Because the flat steel is small in size but has high strength (tensile strength above 600mpa) and good plastic toughness, it is mostly rolled into sheet or forged wood for sheet metal use; It can also be made into various profiles by cold bending for deep processing.

    Some special purpose  also has good cold forming performance and machinability, such as the longitudinal rib of the automobile girder, the cold forming pipe of the window frame beam, and the shaft parts on some machines.

    Note:

    1. Free samples are available. We provide 100% after-sales quality assurance and support multiple payment methods for your convenience.

    2. All specifications of round carbon steel pipes can be customized according to your requirements. OEM & ODM services are available. Get competitive factory prices directly from ROYAL GROUP.

    Size Chart

    Flat Steel Weight Table (kg/m): 

    Width (mm) Thickness 3mm Thickness 4mm Thickness 5mm Thickness 6mm Thickness 7mm Thickness 8mm Thickness 9mm
    10 0.24 0.31 0.39 0.47 0.55 0.63 0.71
    12 0.28 0.38 0.47 0.57 0.66 0.75 0.85
    14 0.33 0.44 0.55 0.66 0.77 0.88 0.99
    16 0.38 0.5 0.63 0.75 0.88 1 1.13
    18 0.42 0.57 0.71 0.85 0.99 1.13 1.27
    20 0.47 0.63 0.78 0.94 1.1 1.26 1.41
    22 0.52 0.69 0.86 1.04 1.21 1.38 1.55
    25 0.59 0.78 0.98 1.18 1.37 1.57 1.77
    28 0.66 0.88 1.1 1.32 1.54 1.76 1.98
    30 0.71 0.94 1.18 1.41 1.65 1.88 2.12
    32 0.75 1 1.26 1.51 1.76 2.01 2.26
    35 0.82 1.1 1.37 1.65 1.92 2.2 2.47
    40 0.94 1.26 1.57 1.88 2.2 2.51 2.83
    45 1.06 1.41 1.77 2.12 2.47 2.83 3.18
    50 1.18 1.57 1.96 2.36 2.75 3.14 3.53
    55 1.3 1.73 2.16 2.59 3.02 3.45 3.89
    60 1.41 1.88 2.36 2.83 3.3 3.77 4.24
    65 1.53 2.04 2.55 3.06 3.57 4.08 4.59
    70 1.65 2.22 2.75 3.3 3.85 4.4 4.95

    Process of production

    1. Raw Material Preparation
    High-quality steel billets or slabs are selected according to the required steel grade and production standards.

    2. Heating & Rolling
    The steel is heated to the proper temperature and processed through rolling mills to achieve the required width, thickness, and shape.

    3. Straightening & Cutting
    After rolling, the flat steel is straightened to ensure accurate dimensions and cut into specified lengths according to customer requirements.

    4. Surface Treatment
    The surface can be treated by processes such as shot blasting, oil coating, painting, or galvanizing to improve corrosion resistance and service life.

    5. Quality Inspection
    Each batch undergoes strict inspection, including dimensional checks, surface inspection, chemical composition analysis, and mechanical property testing.

    6. Packing & Delivery
    Finished flat steel products are securely bundled, packed, and delivered by container or bulk shipment to ensure safe transportation worldwide.

    2

    Product Inspection

    flat steel (3)

    Packing and Transportation

    Packaging is generally naked, steel wire binding, very strong.

    If you have special requirements, you can use rust proof packaging, and more beautiful.

    flat steel (5)

    Transportation: Express (Sample Delivery), Air, Rail, Land, Sea shipping (FCL or LCL or Bulk)

    packing1

    Our Customer

    flat (2)

    FAQ

    Q: What sizes of flat steel can you provide?

    A: We offer a wide range of widths, thicknesses, and lengths. Customized dimensions are available based on project specifications.

    Q: Can flat steel be customized or processed?

    A: Yes. We provide cutting, drilling, welding, surface treatment, and other processing services to meet different fabrication requirements.

    Q: What surface treatments are available?

    A: Flat steel can be supplied with black surface, oil coating, painting, shot blasting, or hot-dip galvanizing for enhanced corrosion resistance.

    Q: How do you ensure flat steel quality?

    A: We conduct strict quality control, including raw material inspection, dimensional checks, chemical composition testing, mechanical property testing, and third-party inspection if required.

    Q: Do you provide international shipping services?

    A: Yes. Royal Steel Group provides professional packaging, export documents, and global logistics solutions to ensure safe and efficient delivery.


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