HDPE Restrained Coupling
The Robar 1900RSCHH universal wide-range restrained mechanical couplings allow for plain end connections between HDPE plain ended pipes of the same or different outside diameters.
MATERIAL SPECIFICATIONS:
Centre Sleeve &End Rings: Carbon steel per ASTM A36 or CSA 44W
Gasket: Nitrile (NBR) per ASTM D2000
Coating: Fusion Epoxy per AWWA C213 or Liquid Epoxy per C210
Fasteners: 1906RSCHH – T-304 Stainless steel per ASTM A193
1908RSCHH – ASTM A193 Gr B7
Can be fabricated to transition to a different pipe material.
Contact Robar for working pressures