Stainless Steel Pipe 25 Mm Nominal Dia. With Plain Ends In A Standard Length Of 3.8 Mtrs.For Passenger Stock Conforming To Rdso Spec.No. 04-Abr-2002 (Rev.01 Of Nov.-2017) & Material To Astm - A 312 Schedule-40S Gr. Tp 304 (Seamless). Thickness Of Pipes To Be Governed By Is: 1239 (Part-I) Heavy C-Class.