100% Original Single Orifice Automatic Air Valves - ASME B16.47 SERIES B (API605) Flange – Kingnor

Stanadard: ASME B16.47 SERIES B (API605) Pressure: CLASS 150,300,600,900 Size: 26"-60" Type: Welding Neck,  Blind Material: CS A105/ SA 150N; SS304/304L/316/316L/Duplex SS Coating: Rust-Proof Oil; Black/Yellow paint; Galvanized; Epoxy Coating