3WH Composite Decking: UL Certified Steel Deck for High-Strength Floors
Engineered for heavy-duty floors, our 3WH Composite Decking offers superior composite action, deep rib design, and UL fire-rated performance, supplied by the leading 3WH Composite Decking manufacturer in the Middle East.
What You Get With Our 3WH Composite Decking
Our premium 3WH Composite Decking is a UL-certified, fire-rated structural steel deck with a deep profile for higher load capacity. It ensures superior composite action, consistent quality, and long-term performance for commercial, industrial, and institutional floors.
3WH Composite Decking Specifications
| Specification | Details |
|---|---|
| Material | A653M. Structural Steel (SS), Grade 50 Class 1 |
| Coating /Finish | G90 (275 grams/m² Zinc Coating) |
| Minimum Specified Yield Strength FY | 340 N/mm² |
| Material Thickness | 0.70 mm to 1.50 mm |
| Cover Width | 914 mm |
Engineered for Floors Needing Deep Deck Profiles and Reliable Performance
Steel Frame Contractors & Structural Deck Installers
Trusted for deep-profile floors that need higher spanning capacity, excellent composite action, and dependable fire-rated performance.
Pre-Engineered Building (PEB) System Integrators
Used for mezzanines, platforms, and multi-level slabs where consistent profile depth and efficient installation are essential.
Industrial Fabricators & Engineering Workshops
Preferred in fabrication-heavy projects requiring clean rib geometry, uniform thickness, and strong diaphragm behaviour.
Commercial & Institutional Project Developers
Suitable for schools, hotels, auditoriums, and public buildings that require certified steel decking with reliable long-term structural stability.
Built for Heavier Loads. Larger Spans. Better Composite Action.
Engineered for demanding commercial and industrial floors, 3WH Composite Decking offers fire-rated UL-certified steel floor decks, robust composite action, and exceptional load-bearing capacity. Perfect for multi-storey buildings, industrial mezzanines, and high-traffic walkways, it ensures long-lasting structural performance.
Below are the key applications where our high-performance 3WH Composite Decking provides maximum value:
High-Capacity Composite Floor Systems
The deeper 3" (76/305) rib profile creates a strong mechanical bond with concrete, enabling superior composite action and long-term slab strength.
Multi-Storey Steel Buildings
A UL-approved, fire-rated structural steel deck suitable for offices, towers, hotels, industrial structures, and public buildings.
Heavy-Duty Industrial Mezzanines
Handles dynamic loads, equipment weight, and operational forces with consistent stiffness, strength, and load-bearing capacity.
PEB Structures, Steel Sheds & Walkways
Fast-to-install steel floor decking designed for large-scale PEB projects, school buildings, sports facilities, and infrastructure flooring.
Why Dependable Steel is the #1 Choice for Businesses
Trusted by 250+ Projects
Across 75+ Industries
15 Countries
Deeper Profiles. Higher Capacity. Proven Reliability.
UL-Rated and Fire-Proven
Each 3WH Composite Deck undergoes strict UL fire-rating tests, ensuring dependable performance. Engineered as a certified structural steel deck, it delivers consistent strength and safety under high loads.
Enhanced Composite Action & Load Handling
Precision embossments create a strong mechanical interlock with concrete, improving slab stiffness, structural strength, and overall load-bearing capacity, ideal for heavy-duty floors.
In-House Production Ensures Consistent Quality
From raw material selection to precision profiling, every stage is carefully managed in our own manufacturing units. This guarantees uniform thickness and reliable performance across every coil.
Fast, Reliable Supply for Time-Sensitive Projects
With ready-stocked raw materials, dedicated manufacturing, and proximity to UAE logistics hubs, we offer short lead times and consistent availability to keep projects on schedule.
Engineer-Ready Documentation & Technical Support
Detailed technical documents, load tables, material test certificates, and design guidance are provided for civil engineers and contractors, ensuring smooth approvals and confidence in structural performance.
Need 3WH Composite Decking for Your Project? Get a Quote for your custom order
Get a Quote for your custom order
Trusted in Projects, Tested on Every Floor.
★★★★★
★★★★★
★★★★★
Browse Other Products
Fire-rated, UL-certified steel decking designed for multi-storey buildings, industrial floors, and commercial walkways, providing superior composite action and consistent load-bearing performance
Got Questions? We’ve Got Answers
It serves as both a formwork during construction and a positive reinforcement system for concrete slabs, providing high vertical load capacity and strong diaphragm shear strength.
Yes. The 3WH-36 (76/305) profile is UL-approved and engineered to meet fire-rating requirements for composite floor systems.
It is produced using A653M Structural Steel (SS), Grade 50 Class 1, with a G90 zinc coating for corrosion protection.
Steel contractors, PEB companies, IBSF/metal fabrication firms, and developers of sheds, schools, hotels, and sports complexes widely use it for engineered flooring.
Dependable Steel is a leading manufacturer and supplier of top 3WH Composite Decking in the Middle East, known for fire-rated, UL-certified decks with superior load capacity.
You can purchase 3WH Composite Decking directly from Dependable Steel, available for multi-storey buildings, industrial mezzanines, and commercial walkways with fast delivery.