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High-Strength Profiled Steel Deck / Composite Floor Deck - Leading China Suppliers & Factory
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High-Strength Profiled Steel Deck / Composite Floor Deck - Leading China Suppliers & Factory

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The Profiled Steel Deck, often referred to as a composite floor deck or metal roof deck, is an essential structural component in modern construction. Manufactured from high-quality galvanized steel coils, our decks are cold-formed to ensure high strength and durability. This innovative product serves a dual purpose: it acts as a permanent formwork for concrete slabs during the pouring phase and provides positive reinforcement in the completed composite floor system. The unique trapezoidal or re-entrant rib profile delivers outstanding structural performance, making it a crucial choice for high-rise buildings, industrial plants, and large-span infrastructure projects. As a leading Manufacturer and Supplier in China, our factory is dedicated to providing top-notch profiled steel decks that meet the highest industry standards.

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    Product Overview

    The Profiled Steel Deck, also known as composite floor deck or metal roof deck, is a high-strength, cold-formed structural component roll-formed from galvanized steel coils. It serves a dual purpose in modern construction: acting as a permanent formwork for concrete slabs during the pouring stage and functioning as a positive reinforcement in the finished composite floor system. Its unique trapezoidal or re-entrant rib profile provides excellent structural performance, making it an indispensable element in high-rise buildings, industrial plants, and large-span infrastructure projects.

    Key Features & Advantages

    High Load-Bearing Capacity

    The optimized rib geometry delivers an exceptional strength-to-weight ratio. The embossments (webs) on the ribs provide a mechanical interlock with concrete, ensuring composite action and enhancing the structural integrity of the floor slab.

    Fast & Safe Installation

    Lightweight and easy to handle, our profiled decks allow for rapid coverage of large areas. The interlocking side laps create a secure platform for workers, reducing installation time by up to 30% compared to traditional reinforced concrete methods.

    Cost-Effective Solution

    By eliminating the need for traditional timber formwork and reducing the amount of onsite rebar placement, it significantly lowers labor costs and material waste. The deck itself acts as the tensile reinforcement, streamlining the supply chain.

    Excellent Fire & Durability

    Made from high-quality Zinc-coated (Galvanized) or Zinc-aluminum coated steel (e.g., AZ150), it offers superior corrosion resistance and can achieve up to 120 minutes of fire resistance when used in composite slabs with proper concrete cover.

    Versatile Applications

    Suitable for a wide range of spans and slab depths. The decking also creates a flat, clean ceiling profile below, which can be left exposed for an industrial aesthetic or easily fitted with services.

    Technical Specifications

    Material
    Structural Steel Grade (e.g., S250GD, S350GD, S390GD, or ASTM A653M Gr.340) with Zinc/Zinc-aluminum coating.
    Thickness
    0.8mm – 1.5mm (subject to engineering requirements).
    Profiles Available
    Trapezoidal Profiles (e.g., YX76-305-915, YX51-250-750): Ideal for mid-to-long span applications, offering high stiffness.
    Re-entrant Profiles (e.g., YX50-185-740, YX65-185-555): Provides a flat soffit and excellent acoustic performance.
    Length
    Custom cut to project specifications (typically up to 12 meters, or longer upon special request).

    Standards Compliance

    All products are manufactured in strict accordance with international standards, including ASTM (American Society for Testing and Materials), BS (British Standards), and Eurocodes, ensuring consistent quality and reliable performance.

    Applications

    High-Rise Commercial & Residential
    Industrial Warehouses & Factories
    Parking Structures
    Power Plants & Infrastructure
    Stadiums & Exhibition Centers

    Why Choose Our Profiled Steel Deck?

    We don't just supply steel; we provide engineering support. With advanced roll-forming machines and a strict quality control system, we ensure every sheet meets precise dimensional tolerances. Whether you need a standard profile or a customized design, our team is ready to support your project from design to delivery, ensuring you achieve the fastest and most economical construction schedule.

    Product Image

    Company Advantages

    Honglu Group, mainly focuses on the manufacturing of high-quality steel structure and the R&D of prefabricated technology.

    Steel structure manufacturer

    Steel structure manufacturer

    Honglu, a steel structure top manufacturer with daily capacity 15,000+Tons, Effectively Shorten Construction Period And Saving Construction Costs For You.

    efficient production

    efficient production

    10 Production Sites, 400+ Production Lines, Annual Production Capacity Of Steel Structure 5,000,000+ Tons, Slabs 30,000,000㎡.

    High quality service

    High quality service

    Experiencing 21 Years, Serving 100,000+ Customers,Take The Lead In Passing ISO9001, ISO14001, OHSAS18001,Certification of European& American Standards.

    Rich product chain

    Rich product chain

    Rich Product Chains, One-Stop Service For Steel Structure Projects.

    Frequently Asked Questions (FAQ)

    Q What is a profiled steel deck and how does it work?
    A profiled steel deck is a cold-formed structural component made from galvanized steel coils. It serves a dual purpose in construction: it acts as a permanent formwork for concrete during pouring and functions as positive reinforcement in the finished composite floor system.
    Q What are the benefits of using composite metal decks over traditional formwork?
    Composite metal decks offer a high load-bearing capacity, eliminate the need for traditional temporary timber formwork, and reduce onsite rebar placement. This streamlines installation, cuts down labor costs, and speeds up the construction schedule by up to 30%.
    Q What steel grades and thicknesses are available for the profiled deck?
    Our decks are manufactured using structural steel grades such as S250GD, S350GD, S390GD, or ASTM A653M Gr.340 with high-quality Zinc or Zinc-aluminum protective coatings. The thickness ranges from 0.8mm to 1.5mm depending on engineering specifications.
    Q What is the difference between Trapezoidal and Re-entrant profiles?
    Trapezoidal profiles (e.g., YX76-305-915) offer high stiffness and are ideal for mid-to-long span applications. Re-entrant profiles (e.g., YX50-185-740) provide a flatter soffit profile underneath, which is excellent for acoustic performance and service suspensions.
    Q Which international standards do your profiled steel decks comply with?
    All our profiled steel decks are manufactured in strict compliance with international standards, including ASTM (American Society for Testing and Materials), BS (British Standards), and Eurocodes, ensuring safety and reliable performance worldwide.
    Q What is the maximum length available for the steel deck sheets?
    The steel deck sheets are custom cut according to specific project requirements, typically up to 12 meters in length. Longer lengths can also be supplied upon special request.