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Products

  • Accessories
  • Extended Products
  • Fabricated Products
  • Fittings
  • HDPE Products
  • Municipal Castings
  • Pipe Restraint Products
  • Treatment Plant Division
  • SIGMA Line Card
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    • Fittings Coatings & Linings
    • Pipe Restraint Product Coatings & Linings

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Engineering

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Installation Videos

  • SIGMA’s One-Lok SLDE with Re-rounding Feature Installation Video
  • SIGMAFLANGE Universal Assembly (SFUP) Installation Video
  • Mechanical Joint Installation
  • Wedge Action Restraint Installation
  • An Introduction to the MJ Connector
  • Bolt Flange Connections
  • Understanding SIGMA Products and Materials Marking
  • Understanding Coatings and Linings
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