Size:DN25-DN530 Surface: can be:Paint,black, Epoxy or Galvanization etc, ... /fm BS/DIN/ANSI/GB/JIS approval Specification of DI grooved fitting1) Standard grooved specifications: according to VICTAULIC2) Material: Ductile Iron conforming to ... ) Paking:In carton with pallet and wooden box8) Ductile Iron Grooved Fittings With ASTM A536 standard,Including Coupling, Adaptor, Bend, Reducer ...