The RESTRAINED UNIVERSAL FLANGE ADAPTOR FLR-AB provides a strong and stable connection between different pipe materials, ensuring reliable axial restraint. The universal PN10/16 drilling flange guarantees broad compatibility across many installation configurations.

Built in ductile iron and equipped with metal restraining inserts, the FLR-AB combines mechanical strength, long-term durability and ease of installation.

It allows angular deflection up to , suitable for ductile iron, steel, PVC, PE and AC pipes.

Product features

  • Mechanical locking system with metal inserts for axial restraint
  • Universal PN10/16 flange drilling (EN 1092-2)
  • Suitable for: ductile iron, steel, PE, PVC, AC pipes
  • Allowed angular deflection: up to 4°
  • Maximum working pressure: PN16 (16 bar)
  • Working temperature: –10°C to +70°C
Materials
  • Body and end rings: EN GJS-450-12
  • Tension ring: plastic
  • Gasket: EPDM (NBR available on request)
  • Grippers: galvanized carbon steel EN10025
  • Bolts, nuts and washers: stainless steel A2
  • Coating: epoxy powder RAL 5015, minimum 250 μm (DIN 30677)
  • Tested according to EN 14525

Product availability

The RESTRAINED FLANGE ADAPTOR FLR-AB is available in sizes:

DN 50 – DN 400 (up to DN 600 on request), suitable for pipe ODs from 46 mm to 433 mm.