Ast CV-870/U HP Control Valve For Urea Service

Control ValvesCV-870/UOne piece body and bonnet Proprietary packing for high pressure Service on crystalizing fluidsStem flushing for increased packing life Body heating system available Plug with integral stemBody from forged block Replaceable lens seat clamped between upper and lower bodySpecial flanges according to Customer standardMain featuresThe peculiarity of these valves is that they are made from a forged block body, in a single piece including bonnet. The total absence of threads in all the parts in contact with processing fluid, the absence ofstagnation areas and the stem stiffness complete their features.The expertise gained in the field of urea and melamine plants, the optimization of fluid-dynamic featuresand the use of specific materials allow to obtain a high resistance to erosion and corrosion, at high pressure, at high operating ΔP, and at high temperature.Materials: ASTM A182 F316L, F316L urea grade, Duplex Stainless steels, F310 MoLn S31050 and othersupon request.Trim Materials: special duplex stainless steels and others, in accordance with Licensor standard, areavailable.Accessories: pneumatic, electropneumatic or digital positioners, filters, boosters, lockup valve, flushingnozzle, heating jacket etc.Sizes / Pressure ClassesSize: from NPS 3/4 to NPS 10.Rating: up to PN 400 and ASME 2500.Design Codes & Product StandardsIEC 60534, FCI 70-2, EN 12516, EN 1092, ASME B16.34, ASME B16.5.27