Standard ductile iron pipe fittings 1. BSEN545 598 969, ISO2531, 2.DUCTILE IRON GGG50 3.PN10,PN16,PN25,PN40 DUCTILE IRON PIPE FITTINGS EN545 EN598 ISO2531 ... ,FLANGE, BLANKFLANGE, FLEXIBLE COUPLING, FLANGE ADAPTOR, dismantling joint.WITHE ASSEMBLED FITTINGS:Rubber ring, Flange gasket, Hot dip G.I bolts & nuts ...