... 15 – DN 600)·Wall Thickness SCH5S–XXS·General Material 1) Carbon & Alloy Steel ASTM A234 WPB, WPC, WP1, WP11, WP22, WP5 ASTM ... X42, X46, X52, X56, X60, X65, X70, X80 2) Stainless Steel ASTM A403 WP304, WP304L, WP304H, WP316, WP316L, WP317L, WP321, WP321HN ... also be manufactured according to the client's technical requirement of type, standard, dimension, wall thickness and material. Carbon Steel Elbows