| MOQ: | 100 PCS |
| Price: | $40-200 |
| Standard Packaging: | Bundles |
| Delivery Period: | 5-15 days |
| Payment Method: | T/T in advance |
| Supply Capacity: | Excellent |
Optimize your agricultural production with our Large Span Steel Frame Greenhouses, specifically engineered for professional seedling nurseries and high-yield cultivation. Unlike traditional structures, our steel frame building system utilizes a column-free design (up to 30m span), providing maximum interior space for automated sprinkler systems and rolling benches. Built to withstand high humidity, every component of the steel frame undergoes a rigorous hot-dip galvanization process, ensuring superior rust resistance and a lifespan of over 20 years in moist agricultural environments.
| Parameter | Specification |
|---|---|
| Structure Type | Prefabricated Steel Frame (Truss or Arch style) |
| Main Material | Hot-dip Galvanized Steel Pipe / H-Beam |
| Steel Grade | Q235B / Q355B (Standard Structural Steel) |
| Span Width | 9.6m / 10.8m / 12m / 16m (Multi-span available) |
| Column Spacing | 4m / 8m (Customizable based on load) |
| Wind Load | ≥ 0.50 KN/m² (Up to 120 km/h) |
| Snow Load | ≥ 0.35 KN/m² |
| Service Life | Steel Frame: 20+ Years |
| Component | Material / Process | Key Benefit |
|---|---|---|
| Steel Frame Coating | Hot-dip Galvanizing (Inside & Outside) | Zinc layer thickness ≥ 60µm; No rust in high humidity. |
| Roof Covering | 150/200 micron PO Film or Glass | Anti-drip, Anti-fog, High light transmission (>90%). |
| Connectors | Galvanized Bolts & Aluminum Profiles | High strength connection without welding points (prevents rust). |
| Gutter System | Galvanized Steel Plate (2.0mm) | Large capacity for efficient rainwater drainage. |
| System Name | Function | Supported by Steel Frame? |
|---|---|---|
| Internal Shading | Controls light intensity for delicate seedlings | Yes (Hanging load supported) |
| Cooling System | Wet pad & fan system for temperature control | Yes (Frame reinforced for fans) |
| Irrigation | Boom sprinkler / Mist system | Yes (Suspended from truss) |
| Seedling Bench | Rolling bench / Ebb and flow table | Compatible (Floor space optimized) |
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