Accessories Details Types / Design : Coupling, Step Coupling, Flange Adapter, Dismantling Joint Sizes : DN50 – DN3000 End Connections : Standards: Materials:Carbon Steel, Stainless Steel, Ductile Iron Pressure Class: PN6 – PN40 Request for a quotation and fact sheet Infrastructure Gate Valves Butterfly Valves Check Valves Air Release Valves Fire Hydrant Penstock Accessories Fittings