Cast Iron/Ductile Iron Flap Valve
1, Material : Body/Disc: Ductile Iron ,Pin: Stainless steel 304, Hinge: Ductile iron , Body ring /Disc ring : Brass/Bronze
2, Coating: Internal and external with fusion bonded epoxy coating 
3, Size : DN80-DN600mm
4, Package: Plywood cases.
5, Payment term: 30% TT upon placing order and 70% TT when the goods are finished but before shipment or the payment can be 50% upon placing order and balance 50% upon copy B/L