hot sale ISO 2531 ductile iron double flanged bent/elbow

1. Standards: ISO2531, ISO4422, EN545, EN598, BS4772.
2. Material: GGG500-7 or other Ductile iron.
3. Coating: Fusion bonded epoxy coating; cement lining inside and zinc primer andbitumen painting outside; bitumen painting inside and outside; red anti-rustcoating.
4. Package: wooden cases with plastic layer , wooden pallets with plastic layer, steel crates.
5. Accessories such as gaskets, bolts and nuts available upon request.
6. Flanged pipe fittings, double flange pipe, single flange pipe, push-on Tyton socket fittings, Ductile iron/PVC fittings, K type bolted gland fittings.