ANSI B16.5 FLANGE Pressure: Class 150, 300, 600, 900, 1200 1500 2500 Size: ... - DN1200 Type: WN, SO, BL, RTJ, LJ, THR Product name: Ring FlangeDescription:Pressure: Class 150, 300, 600, 900, 1200 1500 2500Size ... - wooden case or PalletSurface treatment: Rust-preventative oil, Black Painted Ring Flange