Fire Rated Grade A Large Clear Span Prefab Steel Structure Workshop Factory 60m Width Q355B Portal Frame
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
Negotiable
Product Description
Fire Rated Grade A Large Span Steel Structure Workshop
A heavy-duty industrial workshop solution combining Grade A fire safety certification with ultra-wide 60m clear span capability. The Q355B portal frame design eliminates interior columns, providing unrestricted workflow for manufacturing, assembly lines, and crane-operated facilities.
Key Advantages
- Grade A Fire Rating: Intumescent fireproof coating achieving 2-hour structural fire resistance, compliant with international industrial safety codes
- 60m Clear Span: Single-span portal frame up to 60m without intermediate columns, maximizing floor layout flexibility
- Q355B Portal Frame: High-strength low-alloy steel with 355 MPa yield strength, optimized for heavy crane loads and wide spans
- Overhead Crane Ready: Crane runway beams and bracket systems pre-integrated for 5T-20T overhead bridge cranes
- Automatic Ventilation: Ridge ventilators with thermostatic control and wall louvers maintain air quality and temperature
Technical Specifications
| Component | Specification |
|---|---|
| Main Frame | Q355B Welded H-Section Portal Frame |
| Roof Purlin | Q235B Hot Dip Galvanized C/Z Section |
| Crane Beam | Q355B Welded H-Section with Stiffeners |
| Roof Cladding | 0.6mm Standing Seam Aluminum-Zinc Coated |
| Wall Cladding | 0.5mm Color Steel Corrugated Sheet |
| Fire Coating | Intumescent 2-Hour Fire Rated Paint System |
| Skylight | 1.5mm FRP Translucent Sheet 10% Coverage |
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Qingdao Zhongbo Steel Structure Co., Ltd
Location
No. 178, Shuangyuan Road, Jihongtan Sub-district, Chengyang District, Qingdao City, Shandong Province
Contact Person
Alisa Wang