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ASTM A588 Carbon Steel Channel Weathering Steel U Channel for Structural Construction
Product Detail
| 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
| 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 |
| 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
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
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.
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.
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.
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.











