Aluminum Alloy Conduit (40 Mm Dia, Wall [Aluminum Alloy Conduit (40 Mm Dia, Wall Thickness 2.0 Mm) Of Threadable Quality To Designation 63400 Of Table 1 And Condition T6 (New) Or Wp (Old) Of Table 2 Of Is:1285 (Latest)suitable For Electrical Wiring, Dimensions And Marking Shallconform To Clause 7.6 Of Is:9537 Latest Part Ii. The Supply Of Conduit Shall Be In Standard Length Of 4 Meters]