Nominal Diameter: 2 Inch to 40 Inch (DN50 DN1500) Nominal Pressure: Class 150Lb 900Lb, BS(DIN/GB) PN10 PN250, JIS 10K 20K. Material: Cast Iron, Ductile Iron, WCB, LCB, CF8, CF8M, CF3, CF3M, CN7M, 4A (SS2205, SS2207), Bronze, etc. Welcome to contact to discuss about your needs: