composite sigma pin
COMPOSITE CONNECTORS For the precast concrete manufactures

The Composite Sigma Pin is a composite concrete sandwich panel connector. The Composite Sigma Pin is used in a wall panel connection system that is designed to provide a cost-effective design and installer-friendly, easier-to-use system for the precast concrete industry.

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  • Made from the highest durable material
  • Optimized for stronger bonds with concrete
  • Less labor to install
  • Safer to use 
  • Extremely cost-effective 
  • Complete with UFP X-PIN™ System
All Sigma Products and Systems are sold subject to Sigma’s standard warranty and nothing shall expand or extend that warranty. The data contained in this website is considered representative at the time of publication or viewing and believed to be reliable. Sigma reserves the right to make improvements or modifications to its product lineup and processes which may result in changes to specifications. Sigma assumes no liability for the formwork design or construction. Formwork design and pour pressures at the discretion of the formwork supplier, project engineer, or contractor.

Introducing X-PIN™ System

In collaboration with UFP Concrete Forming Solutions

Using the patent-pending Composite Sigma Pin, we have partnered with UFP Concrete Forming Solutions, the nation's leading supplier to the precast concrete forming construction industry.


The Sigma DG & UFP Difference

UFP Concrete Forming Solutions can offer the entire packaged system of pins and pre-routed foam, which will save you loads of time and money.

Check out a Sigma DG & X-PIN success story with Missoula Concrete Construction 

The Advantages of the X-PIN™ System in partnership with UFP Concrete Forming Solutions:

  • X-PIN™ profile is easier to install and avoid the rebar.
  • Nationwide locations strategically placed to service your precast facility with expert local knowledge.
  • UFP works closely with nationwide leading foam supplies to cut down on freight costs.
  • Engineered pre-drilled foam with pin layout spacing optimized to save you time and money. 
  • UFP packages and labels each precast wall as a “kit”  coordinated with layout plans & drawings to improve efficiencies
  • Less Cutting and handling of material creates a safer work environment
  • Significant reduction in time and material use compared to traditional connection systems. 
  • Quick turnaround times for scheduled changes or panel changes
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2801 NW Lower River Road
Vancouver, WA 98660
Office: 360-859-3170
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