Rubber-coated check valve Technical: Size: 2"-24"/2"-18" Nominal Pressure: PN10/PN16 Test Pressure Sealing: PN11/PN17.6 Shell:PN15/PN24 Working Temperature: -15deg C-150deg C Suitable Mediums: Acid Alkali salt etc Standard: 1.Designed according to API 594 and compatible with ANSI 125/150 BS4504 DIN PN10/PN16 flanges 2.Rating: PN10/16 ANSI125/150 Contact: tjvalve@tjtvt.com