double socket tee with flange branch for DI pipe 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 and bitumen painting outside ; bitumen painting inside and outside ; red anti-rust coating 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 . DN80-2600