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Channel Steel
Channel Steel
Channel Steel is a hot-rolled or cold-rolled structural steel with a C-shaped cross-section, consisting of a web (the vertical part) and two flanges (the horizontal parts on both sides). It is characterized by high strength, good load-bearing capacity, excellent toughness, and easy processing and installation. Made from high-quality carbon steel or alloy steel, our Channel Steel undergoes strict heat treatment and surface treatment processes, ensuring it can withstand heavy loads, harsh environments, and long-term use. Unlike other structural steels, Channel Steel has a compact structure, reasonable stress distribution, and strong adaptability, making it an essential material in various structural engineering and industrial applications.
Core Specifications & Technical Parameters
We provide a full range of Channel Steel specifications, complying with international standards, and support customization according to your specific project requirements. The following are standard parameters for your reference:
Standard Specifications & Theoretical Weight
Some specifications of the GB standard (U-BEAM)
Model | Waist Height × Leg Width × Waist Thickness | Theoretical Weight (kg/m) |
5# | 50×37×4.5 | 5.438 |
8# | 80×43×5.0 | 8.045 |
10# | 100×48×5.3 | 10.007 |
12# | 120×53×5.5 | 12.059 |
14#a | 140×58×6.0 | 14.535 |
16#a | 160×63×6.5 | 17.240 |
18#a | 180×68×7.0 | 20.174 |
20#a | 200×73×7.0 | 22.637 |
25#a | 250×78×7.0 | 27.410 |
30#a | 300×85×7.5 | 34.463 |
40#a | 400×100×10.5 | 58.928 |
Some specifications of the JIS standard (U-CHANNEL)
Model | Waist Height × Leg Width | Waist Thickness | Theoretical Weight |
U75 | 75x40 | 3.8-5.0 | 5.30-6.92 |
U100 | 100×50 | 3.8-5.0 | 7.30-9.36 |
U150 | 150×75 | 5.5-9.0 | 14.66-24.00 |
U200 | 200×80/90 | 7.5-8.0 | 24.60-30.30 |
U300 | 300×90 | 9.0 | 38.10 |
Some specifications of DIN standard (UPN Series)
Model | Waist Height × Leg Width | Waist thickness | Theoretical weight |
UPN80 | 80×45 | 6.0 | 8.65 |
UPN100 | 100×50 | 6.0 | 10.6 |
UPN140 | 140×60 | 7.0 | 16.0 |
UPN200 | 200×75 | 8.5 | 25.3 |
UPN300 | 300×100 | 10.0 | 46.2 |
Core Advantages
Superior Vertical Load-Bearing Capacity: The groove-shaped structure formed by the web and flanges effectively disperses vertical loads, providing excellent bending strength in the vertical direction .
Excellent Strength-to-Weight Ratio: Offers significant strength while remaining relatively lightweight, making it easier to handle and install compared to heavier profiles .
Precision Dimensions & Tolerances: Strict control over web height, flange width, and thickness ensures compliance with international standards and easy installation .
Wide Size Range & Multiple Standards: Available from 50mm to 400mm in height, covering GB, DIN (UPN/UPE), JIS, and ASTM standards .
Excellent Weldability & Formability: Easy to cut, weld, and machine with proper equipment, allowing for quick assembly and modification on-site .
Cost-Effective Solution: More cost-effective than many other structural steel profiles, offering affordability combined with versatility
Product Applications
With strong versatility, channel steel is widely used in the following fields:
Building & Construction: Industrial plant roof purlins, crane beam supports, high-rise steel structure frames, warehouse walls, roof rafters, stair stringers and curtain wall engineering.
Machinery & Vehicle Manufacturing: Machine tool frames, conveyor supports, automobile chassis, trailer frames and equipment skeletons.
Infrastructure: Bridge deck longitudinal beams, coastal bridge supports (galvanized type), subway vehicle underframe beams and guard rails.
Other Fields: Marine platform bulkhead stiffeners, agricultural greenhouse frames, industrial shelving, window/door frames and equipment fixing brackets.
FAQ
Q: What is the difference between U-channel and C-channel?
A: These terms are often used interchangeably to describe channel steel with a groove-shaped cross-section. Both refer to the same product type characterized by a web and two flanges forming a "U" or "C" shape .
Q: What are the most common material grades for channel steel?
A: The most common grades are mild structural steels like ASTM A36, EN 10025 S235JR, and GB Q235B for general construction. For higher strength requirements, we offer ASTM A572 GR50, S355JR/J2, and Q355B grades .
Q: How do I choose between hot-rolled and cold-formed channel steel?
A: Hot-rolled channel steel is formed in one pass through hot rolling, providing uniform mechanical properties and is preferred for load-bearing structures. Cold-formed channel steel is used for special specifications that cannot be produced by hot rolling and is suitable for lighter applications .
Q: Can you provide channel steel in non-standard lengths?
A: Yes, we offer customized lengths upon request. Standard lengths are 6m, 9m, and 12m, but we can cut to your specific requirements (e.g., 5.5m, 5.8m for optimal container loading) subject to MOQ
Ready to secure high-quality steel channel products for your next construction or industrial project? Contact our sales team today for a detailed quote or technical consultation. We're here to help you find the right solution for your specific requirements.
Tel/Whatsapp/Wechat: +86 173 2728 8611
Email：sales01@huafulai-js.com
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