Grey Iron Socket and Spigot Pressure Pipes has long been employed by the construction industry as a reliable and inexpensive drainage system. They are in accordance to the standard of BS4622,BS437 and BS416.The gray iron pipes are manufactured by centrifugal casting in metal moulds,The coating will be bitumen or black epoxy resin.
BS4622 Sinle Spigot cast iron drain pipe with flexible rubber ring joint,DN100-DN700 , Length:1830mm, 4110mm and 5120mm
BS437 Sinle Spigot cast iron drain pipe with flexible rubber ring joint. DN75-DN225 length 1830mm+-5mm
BS416 Single Spigot cast iron drain pipe D50-DN150
1.Tensile Strength > 150 N/mm2
2.Hydrostatic Pressure (3.45 bar for 15 sec.)