DL Flange is included in the Approved Manufacturers List (AML) of top Oil & Gas and Petrochemical companies.

  • Alyeska Pipeline
  • Anadarko
  • Angola LNG
  • Atofina
  • Bantrel
  • Boardwalk Field Services
  • CB&I
  • Chesapeake Energy
  • Chevron Phillips Chemical
  • Chevron/Texaco
  • CITGO
  • CNRL
  • ConocoPhillips
  • Colonial Pipeline
  • Columbia Gas Transmission
  • CrossCountry Energy
  • DCP Midstream
  • Dominion
  • Dow Chemical
  • Duke Energy
  • El Paso Natural Gas
  • Enbridge
  • Energy Transfer
  • Enterprise Products
  • Exxon Mobil
  • Florida Gas
  • Gulf Crossing Pipeline
  • Gulf South Pipeline
  • Jack St. Malo Product