Standard: ISO2531,EN545,EN14525
Pressure: PN10/PN16
Body material: Ductile iron or cast iron
Coating: FBE ( fusion bonded epoxy) coating or Epoxy painting, Rilsan(Nylon 11)
Gaskets: NBR or EPDM
Gripping teeth material: Brass.
Bolts and Nuts: Carbon steel with galvanized zinc plated G4.8/G8.8, SS304/SS316 or Hot dipped
Package: wooden cases and protection layer.
Application:
Restrained coupling is used for connecting PE pipe. The restrained brass can fastend the pe pipe better, they perform better work than quick adaptor for PE pipes.
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