20 Mm Nominal Dia Branch Pipe With Plain Ends For Passenger Stock . Minium Length Of Pipe 6.5 Meter.Confirm To Rdso Str-04-Abr-19 Rev.-2 Of Dec 2019.Material Of Pipe As Per Rdso'S Lett Er No. Mw/Apb Dated May 22,2020. Stainless Steel To Astm-A312 Schedule 40S Gr. Tp 304 ( Erw ) [ W Arranty Period: 30 Months After The Date Of Delivery ] ]