Product Name: Pilot Operated Pressure Reducing Valve for Steam (CY41H) Model NO.: CY41H Material: Wcb Structure: Spring Diaphragm Valve Seat: Single-Seat Connection: Flange Temperature: High Temperature Certification: RoHS, ISO, CE Ce Approved: with Patent Certificate ISO9001:2008: with 18 Months Quality Warranty Trademark: YJ Transport Package: Export plywood case Specification: DIN ANSI GB Origin: China HS Code: 8481100090 Product Description 1) It is a kind of pilot operated pressure reducing valve;2) Especially be suitable for steam, and for water also;3) Max. Inlet pressure: 16 bar, 25 bar4) Outlet pressure (Springs Pressure setting range):Yellow: 0.2 to 3 BarBlue: 2.5 to 7 barRed: 6 to 12 bar5) Diameter: 15 - 200mm6) Medium temperature: 0 ~ 280 C7) Max. Inlet to outlet pressure: 20: 18) Body material: Cast steel (WCB)Pressure Adjusment Spring: 60SI2MnPilot Valve: Cast steelInternal Strainer: Stainless Steel (1Cr18ni9Ti )Body Gasket: Flexible graphiteAdjustment Screw & Locked Nut: Cast steelMain Valve Spring: 50CrVAMain Valve & Main Valve Seat: 2Cr13Pressure Sensing pipe: Copper9) As per Germany (DIN), ANSI, GB standards manufactured; Flanged connection as per PN-25, PN-16.Technical specification Materials of main partsItem1520253240506580100125150200PartsMaterialResistance pressure (MPa)2.5Shell test pressure (MPa)3.75BodyWCBSeal test pressure (MPa)2.5CoverWCBMax. inlet pressrure (MPa)1.6Seat2Cr13Outlet pressure range (MPa)0.05~0.3(yellow spring)0.25~0.7(blue spring)0.6~1.2(red spring)Valve clack2Cr13Pressure characteristics derivation (MPa)GB 12244Pole2Cr13Flow characteristics derivation (MPa)GB 12244Diaphragm1Cr18Ni9TiLeakage (ml/min) GB 12245Adjusting spring60Si2MnMedium temp. (ºC)-10~285Kv.2.85.58.112172845.560.193.3146180300