ASTM A588 Carbon Steel Channel Weathering Steel U Channel for Structural Construction

Short Description:

Our ASTM A588 Carbon Steel Channel is a high-strength weathering steel profile designed for excellent durability and corrosion resistance in outdoor environments. Manufactured with premium steel and strict quality control, it provides superior structural performance for bridges, buildings, infrastructure, and heavy-duty engineering projects. Available in customized sizes, thicknesses, and lengths to meet global construction requirements.


  • Standard: ASTM
  • Grade: A588
  • Shape: U Channel
  • Length: 6m, 9m, 12m or as your requirement
  • Size: UPN80'',UPN100'',UPN120'',UPN180'',UPN360''
  • Delivery period: 10- 25 working days
  • Payment Terms: T/T,Western Union
  • Quality Certification: ISO 9001, SGS/BV,CE,MTC
  • Product Detail

    Product Tags

    Product Detail

    Channel steel
    Parameter Item Details Parameter Item Details
    Standard ASTM Shape U Channel
    Tolerance ±1% Perforated Or Not Is Perforated
    Processing Service Bending, Welding, Cutting, Decoiling, Punching Alloy Or Not Non-Alloy
    Delivery Time 7-15 days Invoicing By Theoretical Weight
    Grade A588 Place of Origin Tianjin, China
    Brand Name Royal Application Construction

    ASTM A588 U Channel Chemical Composition

    Steel grade Carbon, max, % Manganese, % Phosphorus, max, % Sulfur, max, % Silicon, % Nickel, max, % Chromium, % Copper Vanadium, %
    A588 grade A 0.19 0.80 - 1.25 0.04 0.05 0.30 - 0.65 0.4 0.40 - 0.65 0.25 - 0.40 0.02 - 0.10

    ASTM A588 U Channel Mechanical Properties

    Steel grade Styles Tensile strength, ksi [MPa] Yield point, min, ksi [MPa] Elongation in 8 in. [200 mm], min, % Elongation in 2 in. [50 mm], min, %
    A588 grade A Steel channels 70 [485] 50 [345] 18 21

    U Channel Size - UPN/UPE

    UPN SIZES
    UPE SIZES
    UPN SIZES
    Item Depth (mm) Flange width (mm) Web thickness (mm) Flange thickness (mm) Weight (kg/m)
    UPN80 80 45 6 8 8.64
    UPN100 100 50 6 8.5 10.6
    UPN120 120 55 7 9 13.4
    UPN140 140 60 7 10 16
    UPN160 160 65 7.5 10.5 18.8
    UPN180 180 70 8 11 22
    UPN200 200 75 8.5 11.5 25.3
    UPE SIZES
    Item Depth (mm) Flange width (mm) Web thickness (mm) Flange thickness (mm) Weight (kg/m)
    UPE80 80 40 4.5 7.4 7.05
    UPE100 100 46 4.5 7.6 8.59
    UPE120 120 52 4.8 7.8 10.4
    UPE140 140 58 4.9 8.1 12.3
    UPE160 160 64 5 8.4 14.2
    UPE180 180 70 5.1 8.7 16.3
    UPE200 200 76 5.2 9 18.4

    UPN/UPE Steel Specification

    Click the button on the right to get the complete specifications and dimensions table.

    U Channel Customized Content

    Size Customization U Channel / C Channel size from small to large Cutting Service Precision cutting to required lengths
    Length Customization Fixed length as required Bending & Forming Custom bending according to structural design
    Thickness Customization Adjustable according to project requirements Welding Service Pre-fabricated welded sections available
    Material Options A36,A572,A992,Q235, Q345, SS400, S235JR, S275JR, S355JR, ST37-2, ST52, etc. Packaging Standard seaworthy export package or customized packaging
    Surface Treatment Hot dip galvanized, black steel, painted OEM/ODM Available for branding, labeling, and special design requirements
    Hole Punching Available (custom hole position, diameter, spacing) Inspection Third-party inspection support (SGS, BV, etc.)

    Surface Finish

    ms-u-channel (1) (1)
    71DD9DCF_26c71f12-e5fe-4d8f-b61e-6e2dbed3e6ce (1)
    5E97F181_958c2eaf-e88f-4891-b8da-e46e008b4e31 (1)

    Conventional Surfaces

    Application

    ASTM A588 Carbon Steel Channel, also known as weathering steel channel, is widely used in structural and outdoor engineering projects due to its high strength, excellent atmospheric corrosion resistance, and long service life.

    1. Bridge Construction: Used for bridge frames, support structures, cross members, and reinforcement components where high strength and weather resistance are required.

    2. Building Structures: Applied in commercial buildings, industrial plants, warehouses, and steel structures as load-bearing members, supports, and framing components.

    3. Infrastructure Projects: Suitable for highways, railway structures, pedestrian bridges, and public infrastructure requiring durable structural steel solutions.

    4. Outdoor Steel Structures: Used for exposed steel structures such as platforms, towers, walkways, and architectural steel elements due to its natural corrosion-resistant properties.

    5. Heavy Equipment & Machinery Support: Provides strong structural support for industrial equipment bases, frames, and heavy-duty fabricated components.

    6. Marine and Transportation Facilities: Used in ports, terminals, and transportation-related structures where improved resistance to atmospheric corrosion is needed.

    With high strength and weather-resistant performance, ASTM A588 Steel Channel is an ideal choice for long-term outdoor structural applications in construction and infrastructure projects.

    industrial plants, warehouses, and light steel structure buildings.
    equipment bases, mechanical support frames, conveyor system structural elements, etc.

    Structural Steel Frame

    Machinery & Equipment Frames

    structural, guardrail, and temporary small to mid-sized bridge supports
    photovoltaic mounting system, light steel structure decks, and temporary storages

    Bridges & Infrastructure

    Solar & Light Steel Systems

    Why Choose Our UPN Channel?

    1. High Strength Weathering Steel Quality
    We supply ASTM A588 Carbon Steel Channel with excellent strength, toughness, and atmospheric corrosion resistance, making it suitable for demanding outdoor structural applications.

    2. Strict Quality Control
    All products are manufactured with professional inspection procedures, including dimensional checks, chemical composition testing, and mechanical performance testing to ensure reliable quality.

    3. Customized Steel Solutions
    We provide customized sizes, thicknesses, lengths, and fabrication services to meet different requirements for bridges, buildings, and infrastructure projects.

    4. Stable Supply Capability
    With strong steel supply chain resources and production cooperation, we ensure consistent product availability, competitive pricing, and reliable delivery schedules.

    5. International Export Experience
    With years of global steel export experience, we support customers with complete documentation, quality certificates, logistics solutions, and professional service.

    6. One-Stop Steel Service
    From product selection and customization to packing and shipment, we provide efficient solutions for international construction and engineering projects.

    Choose us for durable A588 weathering steel channels, professional service, and reliable support for global infrastructure projects.

    China Royal Steel Advantages

    Packaging & Shipping

    Packaging:

    1.A588 Carbon Steel Channels are bundled with strong steel straps to ensure safe handling and prevent deformation during transportation.
    2.Each bundle is marked with product information, including size, grade, quantity, and customer requirements.
    3.Waterproof wrapping and protective materials are available for long-distance ocean transportation.
    4.Customized packaging solutions, including customer labels and special project requirements, can be provided.

    Shipping:

    1.Sea Freight: The most common method for international orders, suitable for bulk A588 steel channel shipments.
    2.Container Shipping: Available for standard lengths and smaller-volume orders to ensure safe delivery.
    3.Bulk Vessel Shipping: Suitable for large infrastructure and construction projects.
    4.Rail & Truck Transportation: Available for inland delivery and regional distribution.

    Export Documents Provided:

    1.Commercial Invoice
    2.Packing List
    3.Mill Test Certificate (MTC)
    4.Certificate of Origin
    5.Inspection Reports (if required)

    With professional packaging and global logistics service, we guarantee that the products are delivered safely, quickly and can be used directly for applications, such as ASTM A588 Carbon Steel Channels for the construction around the world.

    Channel-steel

    FAQ

    Q1: What is ASTM A588 Carbon Steel Channel?

    A: ASTM A588 Carbon Steel Channel is a weathering steel structural channel with high strength and improved atmospheric corrosion resistance. It is widely used for outdoor structures, bridges, and infrastructure projects.

    Q2: What sizes of A588 Carbon Steel Channel can you supply?

    A: We provide various sizes, thicknesses, and lengths of A588 steel channels. Customized dimensions and fabrication services are available according to project requirements.

    Q3: What standards and certifications are available for your A588 Steel Channel?

    A: Our A588 Carbon Steel Channels can be supplied according to ASTM A588 standards with quality documents such as Mill Test Certificates (MTC), chemical composition reports, and mechanical test reports.

    Q4: What are the advantages of A588 Weathering Steel Channel compared with ordinary carbon steel channels?

    A: A588 steel channel offers better corrosion resistance, longer service life, and reduced maintenance costs, especially in outdoor and exposed environments.

    Q5: Are you a manufacturer or supplier of A588 Carbon Steel Channel?

    A: We are a professional steel supplier providing A588 weathering steel channels, customized solutions, competitive pricing, and global export services for construction and infrastructure projects.


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