Bimetallic Flanges

Envotec Series EBMF16/EBMF25 Bimetallic flanges are used in water, gas and sanitary applications for connecting copper tubes/brass pipes. They prevent accelerated corrosion and deterioration in the piping system due to galvanic and stray current.

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  • Bimetallic Flange – A composite of 3 pieces; consists of Carbon Steel ASTMA105 Forged Backing Flange epoxy coated, brass insert, and ABS sleeve.
  • Backing Flange BS 4504 PN16./Backing flange BS EN 1092-1 PN25.
  • Brass Insert is suitable for brazing copper tube to BS EN 1057.
  • ABS Sleeve is a thermoplastic polymer that separates the two pieces (Backing flange & Brass insert) preventing an electric current from passing.

For approval information, please refer to the products specification sheet. For any other information on product certification and documentation information, please visit our certification partner websites: