ASTM: A312 TP 304 / 304L / 304H / 316 / 316L / 317 / 317L / 321 / 310 / 347 / 904L etcOthers: Duplex, Super Duplex, Monel, Nickel, Inconel, HastelloySize: Upto 48” NB. (Seamless & Welded)Wall thickness: Sch. 5S to Sch. XXS