... (3) DN80-800mm (4) T-type Ductile iron self restrained pipes made by Xinxing pipe fittings co., ... ltd as below features:(1) Material:Ductile iron(2) The standed:ISO2531-1998,EN545-2006,Class: ... buly shipment,5.7M by 20' or 40' container(4) Inner surface cement linning;according to ISO4179 ... T-type(8) High strength ,lighter than gray iron,good corrosion resistance,no furring,small flow resistance,easy ...