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Carbon Steel Structure with Aluminium Alloy Window
US$25.00-50.00
40 Square Meters
Product profile
Customization
AvailableCertification
ANS, ASME, CE, CSA, ISO9001, NFPA, ULMolding Method
Cold Drawn SteelModel NO.
ST-0042Usage
Indoor, Industry, OutdoorAccessories
Skylight, Gutter, Downpipe, etcType
H-Section SteelStandard
GB, ASTMSteel Type
Carbon Structural SteelConnection Form
Bolt ConnectionMember
Steel BeamType of Steel for Building Structure
High-Strength SteelResidential Wall Structure
Wall SupportForming
WeldedCarbon Structural Steel
Q235 and Q345bApplication
Steel Workshop, Steel Structure Platform, Steel FaTransport Package
Plastic FilmSpecification
CustomizationTrademark
Carbon Structural Steel, OEMOrigin
Qingdao, ChinaHS Code
730890000Production Capacity
5000t Per YearKey features
High Strength & Stability: Main frame uses Q235B/Q355B steel for excellent load-bearing and impact resistance against harsh weather.
Long Service Life: Anti-corrosion treatments like hot-dip galvanizing extend building life to over 30 years with low maintenance.
Fast Prefabricated Assembly: Standardized factory production significantly shortens on-site construction time compared to traditional buildings.
Flexible Customization: Customizable size, span, load-bearing capacity, and layout to meet specific industrial and logistics needs.
Energy Efficient Insulation: Wall and roof panels offer thermal and sound insulation with options like EPS, PU, or Rock Wool.
Professional Technical Support: Free detailed installation drawings and optional engineer dispatch for on-site installation guidance.
Rigorous Quality Control: 50% inline inspection and 100% final inspection ensure zero defects before shipment.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2015-08-17Nearest Port: QINGDAOAverage Response Time: ≤3.92hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR, CIF, EXW
AI-Powered supplier vetting
SummaryQingdao Gemsun Steel Structure Co., Ltd. is a private Chinese manufacturer/factory based in Jimo, Qingdao, Shandong, supplying steel structures, warehouses, buildings, workshops, mobile houses, and related prefabricated products. It reports annual steel-structure productivity of 5,000 tons and derives 90% of total sales from exports, with exporting activity beginning in 2015. The supplier provides OEM and ODM services and supports full customization, but reports no available SDK and no new products during the past year. ISO 9001:2015 certification and recent regular fire drills are stated. Service-management documentation is weak: supplier assessment and corrective/preventive-action procedures lack written records, and complaint handling has a procedure but no written records. No overseas warehouse, showroom, agent, branch, or overseas service coverage is reported. Financial data is represented only by years rather than substantive indicators and therefore cannot establish financial credibility.
Supplier typeThe supplier is identified as a private limited company and a manufacturer/factory located in Jimo, Qingdao, China. Its stated business and product scope covers steel structures, steel buildings, warehouses, workshops, mobile houses, container houses, hangars, and prefabricated buildings.
CertificationsThe supplier states that it holds an ISO 9001:2015 certificate. This is explicit evidence of a quality-management certification, although no additional certifications are identified in the provided information.
After-Sales capabilityThe supplier reports a customer-complaint procedure, but has no written complaint records; supplier service-capability assessment and corrective/preventive-action procedures also lack written procedures or records. It has no overseas warehouse, showroom, agent, branch, or overseas service coverage, although it reports one-month lead times and participation in an offline trade show.
Production capacityThe supplier identifies itself as a manufacturer/factory and reports annual steel-structure productivity of 5,000 tons. Its broad product scope and 90% export-sales share indicate established production and export activity in steel-structure products.
Customization capabilityThe supplier explicitly provides OEM services for well-known brands, ODM services, customization from designs, and full customization. These statements directly support a broad customization capability.
Product Q&A
Q:Are you a manufacturer or trading company?
A:
We are a manufacturing factory. We own the largest Hot Dip Galvanize Bath in Qingdao and welcome you to visit us for inspection to verify our professional quality control.
Q:Is your price competitive?
A:
Our business objectives are to provide the best price for the same quality and the best quality for the same price. We do everything possible to reduce your costs.
Q:Do you provide installation services?
A:
We provide detailed installation drawings and direction information for free. We can also send engineers as installation directors or even a full team.
Q:Do you accept container loading inspections?
A:
You are welcome to send an inspector for container loading or any time during the production process.
Q:What materials are used for the main structure?
A:
The main frame is made of high-quality Q235B or Q355B steel, ensuring excellent load-bearing capacity and impact resistance.
Send Inquiry
*To:
Qingdao Gemsun Steel Structure Co., Ltd.
Qingdao Gemsun Steel Structure Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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