Okval (www.okval.com) features in ductile iron pipe, flange, valves and fittings manufacture and export in China, aiming to provide one stop solution with extensive experiences. Our main products are as the following: ✅Fittings:#Universal Coupling#Universal Flange Adaptor#Quick Flange Adaptor for PVC/PE Pipes#Tensile Restrained Flange Adaptor for PVC/PE Pipes#Tapping saddles clamp✅Dismantling joints#Rubber Expansion Joint#BS EN545 Ductile Iron Fittings#ISO2531 Ductile Iron Fittings with standard ISO2531 EN545#BS EN12842 Ductile Iron Fittings for PVC pipe#Gibault jionts#Repair clamp✅Valves:#Resilient soft seated Gate Valves#Metal seated Gate Valves#Ball check valves#wafer butterfly check valves#Silent Check Valves#Swing check Valves #Knife Gate Valves#Thread ends of gate valves#Eccentric Plug valve#Y Strainer#Air release Valves#Diaphragm Valves✅OEM #Machining parts,Casting parts,Forging parts, Stamping parts