DIAMOND ENGINEERING has developed a special purpose high pressure inline type Non-Return valve. This valve consists of a special metal plug to resist erosion, which is precisely lapped and matched with the seat of precipitation-hardened steel to achieve maximum operating life cycles. This valve can be mounted in any position and suitable for Hydraulic as well as Pneumatic service up to temperature 300ºC, sizes from ¼” to 1” in screwed connection BSP/NPT or as required special connection. Pressure rating up to 500 Bar. Available in M.O.C. AISI 304/316 and Carbon steel (Graded).