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for Over 50 Years

Explore high-performance steel deck solutions designed for durability, efficiency, and healthier built spaces.

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Floor Deck

(Composite Deck)

Floor Deck

Durable composite floor decks engineered for strength, extended spans, and reliable concrete bonding to support structural performance.

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Roof Deck

Roof Deck

Structural roof deck systems engineered for strength, strong diaphragm shear, interlocking sidelaps with DG4™ compatibility, and resistance to vertical and lateral loads.

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Specialty Deck and Solutions

Specialty Deck and Solutions

Solutions for span, sound, and style—decking, acoustical systems, smart sidelaps, accessories, and architectural panels.

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DeltaGrip® DG4™

ASC Steel Deck’s DeltaGrip® DG4™ is a revolutionary structural sidelap connection system for steel roof deck applications. Building on the success of the original DeltaGrip® System, the DG4™ delivers enhanced connection strength, faster cycle times, and improved punch durability for superior performance.
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Design Calculation Tool


Simplify your deck design process with our Design Calculation Tool—an intuitive solution for generating load tables and diaphragm designs for steel roof, composite, and form decks.
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Discover the Latest from ASC Steel Deck

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ASC Steel Deck Design Tool

ASC Steel Deck Design Tool

ASC Steel Deck’s Design Tool eliminates the frustration of juggling multiple calculation methods, reducing inefficiencies and streamlining the design process.
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Comprehensive FAQs About Steel Decking: Everything You Need to Know

Comprehensive FAQs About Steel Decking: Everything You Need to Know

Steel decking is cold-formed steel panels installed on support framing in a roof or floor, including steel roof deck, non-composite steel floor deck, and composite steel floor deck.
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DeltaGrip® DG4™ System for Steel Roof Deck

DeltaGrip® DG4™ System for Steel Roof Deck

The DeltaGrip DG4 Tool is a mechanical side-seam attachment system that punches four triangular tabs through three layers of steel roof deck.
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