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Shenyang Zhongda Steel Structure Engineering Co., Ltd. Prefabricated steel structure workshop & warehouse product information
Product information is generated from industry-standard benchmarks; exact specifications are subject to the company's final quotation.
Material and process details
Main Frame
Steel Component Fabrication: 100% factory prefabrication, utilizing CNC cutting and H-beam assembly machine welding, with welding quality meeting GB/T 12469-2016 standards. Surface treatment includes shot blasting (Sa2.5 grade), epoxy zinc-rich primer (80μm), and acrylic topcoat (60μm), providing a rust-resistant lifespan of over 15 years.
Envelope Options
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Type
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Material
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Thickness
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Performance
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Typical Use
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Single-skin panel
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0.3–0.8 mm color-coated steel (Baosteel/Shougang)
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0.3mm-0.8mm
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Waterproof & wind-resistant, low insulation
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Temporary storage
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Rock-wool sandwich
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50–200 mm rock-wool core + steel facings
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50mm-200mm
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Fire rating A, λ ≤ 0.04 W/m·K
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Industrial plants, food/pharma warehouses
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PUR sandwich
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50–150 mm polyurethane core + steel facings
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50mm-150mm
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λ ≤ 0.024 W/m·K, superior waterproofing
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Cold storage, precision workshops
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Performance Highlights & Competitive EdgesStructural Performance
- Seismic fortification intensity: 8 degrees,Wind load resistance: 0.55–0.75 kN/m² (adapted to Northeast China climate),Design service life: 50 years
- Lightweight & Large-Span Advantages：60 % lighter than concrete; 30 m clear-span achievable, increasing usable space by ≥ 20 %
Customization & Speed
- Flexible design: accept client drawings; free preliminary 3-D concept; optional crane beams, ventilating skylights, firefighting systems
- Fast delivery: 15–25 days production for standard items; erection of 1,000 m² in 7–10 days; overall schedule 50 % shorter than concrete
Certification & Quality Control
- International: CE (EN 1090), ISO 9001; mill certificates available for all materials
- QC pipeline: raw material spectral test → three in-process inspections → pre-shipment load test; 100 % pass rate
Supplier service guarantee
Service Process
One-stop service: demand communication → solution design → quotation confirmation → contract signing → production and manufacturing → logistics distribution → installation guidance → after-sales quality assurance.
After-sales and warranty
- Warranty period: 10 years for the main structure, 5 years for the enclosure system, and lifelong technical support.
- Customer satisfaction: The customer satisfaction rate of the past three years is 98.5%, and the repeat order rate is 65% (data source: internal company statistics).
If you need a detailed quotation or customized solution, please provide your specific requirements (area, span, purpose, etc.) and our technical team will issue a preliminary solution within 24 hours.
Core Specifications & Pricing
Area-based Pricing Tiers
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Area (m²)
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USD/m²
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CNY/m² (reference)
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MOQ
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1000-1999㎡
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42-44
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300-320
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1000㎡
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2000-4999㎡
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38-39
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270-290
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2000㎡
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≥5000㎡
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33-34
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240-260
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5000㎡
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Note: Price includes main frame (steel columns & beams), envelope system (color-coated or sandwich panels), foundation anchor bolts, and installation guidance. Civil foundation, transportation, and on-site erection are excluded. For every additional 1,000 m² ordered, the unit price can be reduced by 2–3 %.
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Structural parameters and customization range
- Span: Single span 8m-30m, maximum span for multiple spans 60m (e.g., 30m + 30m), column spacing 6m-9m.
- Eaves Height: 4m-12m (standard), custom heights up to 15m possible (load requirements required).
- Load Capacity: Roof load 0.3-1.0kN/㎡, wall load 0.5kN/㎡, crane load 5-50 tons (to be specified in advance).
- Steel Specifications: Main structure utilizes Q235B (standard)/Q345B (high-strength), purlins utilize Q235 cold-formed steel, plate thickness 6mm-20mm, and steel consumption per square meter 18-45kg
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Zhongda Steel Structures is professional Building Steel Structure manufacturers and factory in China, specialized in providing wholesale bulk customized Building Steel Structure in stock with discount price. For quotation, contact us now.
