DelVal - Model Series 4 -TriO Triple Offset Valve

Default firesafe design and NACE versions available. Body Type : Wafer, Lug, Double Flanged, Buttweld. Body : CS, SS. Disc : WCB, CF8M, CF8. Stem : 316 SS, 410 SS, 17-4 PH, XM-19. Seat : Stellite Gr.21. Seal Ring : S31803+Graphite, XM 19+Graphite, Inconel 625+Graphite, Solid Metal Seat. Size Range : Series 4A, 4B, 4C, 4W - 3" to 48“ (DN 80 to 1200). Series 4D, 4E, 4F, 4Y, 4G, 4H, 4J, 4K - 3" to 24“  (DN 80 to 600). Pressure Rating : Series 4A, 4B, 4C, 4W - Class 150 . Series 4D, 4E, 4F, 4Y - Class 300 . Series 4G, 4H, 4J, 4K - Class 600 . Design Standard : API 609 Category B, BS EN 593. Testing Standard : API 598, BS EN 12266-1.