... steel fitting and stainless steel fitting 2) Standard: ASME, ANSI, API, JIS, DIN 3) Material:WPB234, 316 Features:1) Carbon steel ... fitting and stainless steel fitting2) Standard: ASME, ANSI, API, JIS, DIN 3) Material: WPB234, 316L, 304L, 321, 321H 4 ... performanceOuter packing:Seaworthy plywood case 180 degree carbon steel 1.5D pipe elbow