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Space Frame Dome Special H Beam One Stop Service for Large Convention Exhibition Center
US$545.00-605.00
1 Ton
Product specifications
50×37×4.5mm
Product profile
Customization
AvailableGrade
Q235 / Q345 / G550Standard
ASTM, GBCertification
IS0, RoHS, ABSService Medium
Building Structure and ConstructionCoating
Galvanized / Zinc Coated / Pre-PaintedMaterial Grade
Q235 / Q345 / G550Coating Thickness
Z60-Z275 G/M²Application
Roof Purlin, Wall Girt, Building FrameTransport Package
Pallet / BundleSpecification
C80~C300 / U50~U250, 1.0~3.0mm ThicknessTrademark
DTCOrigin
ChinaHS Code
7202410000Production Capacity
50000PCS/MonthKey features
High Strength & Lightweight Design
Made from high-grade steel, these U/C channels deliver exceptional structural strength while maintaining a low weight-to-strength ratio, reducing overall building lo
Durable Galvanized Corrosion Protection
Hot-dip galvanized coating provides superior rust and corrosion resistance, making the channels suitable for long-term use in both indoor and outdoor environmen
Precision Cold-Formed Dimensions
Manufactured with advanced cold-forming technology, ensuring consistent, accurate dimensions for seamless installation, perfect alignment, and reliable performance in
Versatile Application for Multiple Structures
Ideal for roofing purlins, wall girts, building frames, and support structures in warehouses, factories, workshops, and residential buildings, offering fl
Easy & Fast Installation
The standardized profile design allows for quick, bolted installation without complex welding, significantly reducing on-site labor time and construction costs.
Customizable Specifications & OEM/ODM Support
Available in various sizes, thicknesses, and lengths, with custom fabrication services to meet specific project requirements, including cutting, punching,
Company profile

Business Type: Trading CompanyExport Year: 2026-02-01Nearest Port: TianjinAverage Response Time: ≤3.21hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF
AI-Powered supplier vetting
SummaryGuangzhou Dingtaichang International Trading Co., Ltd., established in 2025, is a trading company based in Guangzhou, China, with manufacturing facilities in Hebei. Specializing in industrial components, they focus on pipe fittings, flanges, and valves. They emphasize quality, advanced customization, and strong after-sales service. The company integrates resources from southern and northern China to enhance supply chain efficiency. They have over 10 production lines and 41 to 50 quality control staff, indicating robust production and quality assurance capabilities.
After-Sales capabilityThe company is committed to dependable after-sales service, emphasizing fast response times and reliable support to ensure a smooth client experience.
R&D capabilityThe company is committed to continuous improvement in technology and operational efficiency, leveraging regional strengths for flexible sourcing and stable production.
Production capacityThe company operates over 10 production lines and produces 10 million flange pieces annually, indicating significant production capacity.
Customization capabilityThe company offers advanced customization and tailored solutions, supported by experienced engineering and sales teams to meet diverse project needs.
Product Q&A
Q:What grades of channel steel do you offer?
A:
We mainly supply Q235B and Q345B grades, with SS400, A36 and other grades available upon request to meet different regional standards.
Q:What standards do your U channels comply with?
A:
Our products are manufactured to GB/T 706 (Chinese standard), and also meet ASTM A36, JIS G3101 and EN 10025 standards. Third-party inspection reports are available.
Q:What are the standard sizes and lengths?
A:
Common sizes range from 5# to 20#, with lengths typically 6m or 12m. We also provide custom cutting services for special project requirements.
Q:What is the MOQ?
A:
Our standard MOQ is 25 tons. Small trial orders can be discussed based on availability.
Q:How long is the lead time?
A:
Standard lead time is 7-15 days after receiving the deposit, depending on order quantity and specifications.
Send Inquiry
*To:
Guangzhou Dingtaichang International Trading Co., Ltd.
Guangzhou Dingtaichang International Trading Co., Ltd.*Content:
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