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Fire Rated Grade A Large Clear Span Prefab Steel Structure Workshop Factory 60m Width Q355B Portal Frame
Fire Rated Grade A Large Clear Span Prefab Steel Structure Workshop Factory 60m Width Q355B Portal Frame
Specifications
Clear Span Width :
60m Single Span (Column-Free)
Model Number :
KXD-FRW-60M
Certification :
CE, ISO 9001, Grade A Fire Rating
Crane Capacity :
Up to 20 Ton Overhead Crane
Packaging Details :
Primary steel members on steel pallets with VCI anti-rust wrap, secondary members in bundles, panels with PE film protection
Place of Origin :
Qingdao, China
Service Life :
50 Years
Ventilation :
Automatic Ridge Ventilator + Louver System
Payment Terms :
T/T 30% advance, 70% before shipment
Supply Ability :
50000 Square Meters per Month
Main Steel Grade :
Q355B Low-Alloy Structural Steel
Fire Rating :
Grade A, 2-Hour Fire Resistance
Delivery Time :
25-35 working days
Roof System :
Standing Seam Roof + Skylight Panels
Gutter System :
Galvanized Steel Internal Gutter
Brand Name :
KXD
MOQ :
200 Square Meters
Price :
USD 40-75 / Square Meter
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

ComponentSpecification
Main FrameQ355B Welded H-Section Portal Frame
Roof PurlinQ235B Hot Dip Galvanized C/Z Section
Crane BeamQ355B Welded H-Section with Stiffeners
Roof Cladding0.6mm Standing Seam Aluminum-Zinc Coated
Wall Cladding0.5mm Color Steel Corrugated Sheet
Fire CoatingIntumescent 2-Hour Fire Rated Paint System
Skylight1.5mm FRP Translucent Sheet 10% Coverage
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Fire Rated Grade A Large Clear Span Prefab Steel Structure Workshop Factory 60m Width Q355B Portal Frame

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Product Detail
Clear Span Width :
60m Single Span (Column-Free)
Model Number :
KXD-FRW-60M
Certification :
CE, ISO 9001, Grade A Fire Rating
Crane Capacity :
Up to 20 Ton Overhead Crane
Packaging Details :
Primary steel members on steel pallets with VCI anti-rust wrap, secondary members in bundles, panels with PE film protection
Place of Origin :
Qingdao, China
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Fire Rated Grade A Large Clear Span Prefab Steel Structure Workshop Factory 60m Width Q355B Portal Frame

Qingdao Zhongbo Steel Structure Co., Ltd

Verified Supplier
1 Years
shandong, qingdao
Since 2011
Business Type :
Manufacturer, Exporter, Seller
Main Products :
Light Steel Prefab House, Steel Structure Building, Steel Structure Workshop
Total Annual :
22000000CNY-32000000CNY
Employee Number :
150~230
Certification Level :
Verified Supplier
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