... , EN545,EN598,EN969,BS4772,AWWA C110/ C153, JIS G5526; Ductile iron pipe fittings1. Standards : ISO2531, ISO4422, EN545 , EN598 , EN969, ... C110, C153 .2. material : GGG500-7 or other Ductile iron . 3. Coating : Fusion bonded epoxy coating ; cement lining ... :Pipe cutting disc, Drilling/ Threading machine, 55% Ni welding rod,PE Sleeve for Ductile iron pipes Water pipeline Ductile iron pipe fitting