Couplings & Flanged Adaptors

SYI manufactures and designs complete series of Couplings and Flanged adaptors according to EN14525, ANSI/AWWA C219 and other major standards.

-Universal couplings,
-Universal flanged adaptors,
-Straight couplings,
-Straight flanged adaptors,
-Quick adaptors,
-Dismantling joints,
-Clamps,
-Couplings products designed by SYI.

Couplings and flanged adaptors,
are used to join the pipes of various materials: ductile iron, gray iron, steel, PVC-U, PE, fibre-cement or other rigid materials with wide range tolerance on O.D. and fully flexibility. And the body of couplings and flanged adaptors manufactured by SYI are made from ductile iron, the sealing gaskets are E.P.D.M./NBR/SBR, in accordance with EN 14525, ANSI/AWWA C219 and our own design. The perfect performance make them to be used more and more popular in repair or permanent situations of the pipelines for water, other liquids, or gas, with or without pressure, installed below or above ground. And the special couplings and adaptors for the given materials or uses make the performances further more professional.