... " NB THICKNESS :STD, XS, XXS, SCH10, SCH20, SCH30, SCH STAINLESS STEEL ELBOWFEATURES:1)TYPE:45DEG,90DEG AND 180DEG LR AND SR2)SIZE:1 ... 24" NB3)THICKNESS :STD, XS, XXS, SCH10, SCH20, SCH30, SCHMATERIAL:Stainless steel: A403 WP304, A403 WP304l, A403 WP316, A403 WP316l, A403 WP321Stainless ...