Lyall Steel Compression Fittings

Fast, Easy Installation

Lyall compression fittings are the ideal choice for backyard and small commercial (up to 10 psi) natural gas/propane plumbing applications.

  • When using compression fittings and risers, Lyall recommends that you protect your systems’ compression joints and steel casings from corrosion with a below-ground anode.

Key Features

  • Simple Installation – No fusion equipment required.
  • Meets D.O.T. 192.283 Requirements
  • IAPMO/UPC Listed

Key Specifications

  • Body – Coupling/Tee/Male Adapter: 12L14 Steel Bar Stock Cold Finished CO-PE Adapter: Brass/Machined
  • Nut: Ductile Iron ASTM A-536, Grade 65-45-12 Cast/Machined
  • Coating (Steel Body & Nut): Fusion Epoxy Coating
  • Stiffener: Low Carbon Steel, Type 2 Zinc-Plated Yellow Chromate
  • Grip Ring: BUNA N w/Carbon Steel Retainer
  • Threads: Per ASME B1.20.1
  • Pressure Rating: 10 psi

Steel Compression Fittings Products



Compression Couplings

Steel to PE Compression Coupling

PE Size DR
3/4 IPS x 3/4 IPS 11
1 IPS x 1 IPS 11
1-1/4 IPS x 1-1/4 IPS 10
1-1/2 IPS x 1-1/2 IPS 11
2 IPS x 2 IPS 11

Compression Tees

Steel to PE Compression Tee

PE Size DR
3/4 IPS x 3/4 IPS 11
1 IPS x 1 IPS 11
1-1/4 IPS x 1-1/4 IPS 10

Compression Male Adapters

Steel to PE Compression Male Adapter

Steel Size PE Size DR
3/4 NPT 3/4 IPS 11
1 NPT 1 IPS 11
1-1/4 NPT 1-1/4 IPS 10
1-1/2 NPT 1-1/2 IPS 11
2 NPT 2 IPS 11

Blog  /  Contact UsLike us on Facebook

XML Sitemap | HTML Sitemap