Hot Finish Seamless Tube (Hfs) With Nominal Bore 20Mm , Length 5 To 7 Metres, Heavy ,Plain End Bl Ack And Painted With Two Coats Of Red Oxide Zinc Chrome Primer To Is - 2074/ 2023 After Grit Blasting Or Mechani Cal Brushing For Air Brake Stock To Is.1239/2004, Ra 2019 Pt-1, Table-5 (Heavy), Amendment No. 6 Of June 2021 [ Warranty Period: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitted: Max 8 La Cs ] ]