Pilot Operated Pressure Reducing Valve for Steam (CY41H)

• Media: Steam, Water
• Certification: RoHS, ISO, CE
• Temperature: High Temperature
• Connection: Flange
• Valve Seat: Single-Seat
• Structure: Spring Diaphragm
• Model NO.: CY41H
• Material: Wcb
• Ce Approved: with Patent Certificate
• ISO9001:2008: with 18 Months Quality Warranty
• Transport Package: Export plywood case
• Specification: DIN ANSI GB
• Trademark: YJ
• Origin: China
• HS Code: 8481100090
• Production Capacity: 20000

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 bar
4) Outlet pressure (Springs Pressure setting range):
Yellow: 0.5 to 3 Bar
Blue: 2.5 to 7 bar
Red: 6 to 12 bar
5) Diameter: 15 - 200mm
6) Medium temperature: 0 ~ 280 C
7) Max. Inlet to outlet pressure: 20: 1
8) Body material: Cast steel (WCB)
Pressure Adjusment Spring: 60SI2Mn
Pilot Valve: Cast steel
Internal Strainer: Stainless Steel (1Cr18ni9Ti )
Body Gasket: Flexible graphite
Adjustment Screw & Locked Nut: Cast steel
Main Valve Spring: 50CrVA
Main Valve & Main Valve Seat: 2Cr13
Pressure Sensing pipe: Copper
9) As per Germany (DIN), ANSI, GB standards manufactured; Flanged connection as per PN-25, PN-16.

Technical specification                                                                                            Materials of main parts

Item	15	20	25	32	40	50	65	80	100	125	150	200		Parts	Material
Resistance pressure (MPa)	2.5
Shell test pressure (MPa)	3.75													Body	WCB
Seal test pressure (MPa)	2.5													Cover	WCB
Max. inlet pressrure (MPa)	1.6													Seat	2Cr13
Outlet pressure range (MPa)	0.05~0.3(yellow spring) 0.25~0.7(blue spring) 0.6~1.2(red spring)													Valve clack	2Cr13
Pressure characteristics derivation (MPa)	GB 12244													Pole	2Cr13
Flow characteristics derivation (MPa)	GB 12244													Diaphragm	1Cr18Ni9Ti
Leakage (ml/min)	GB 12245													Adjusting spring	60Si2Mn
Medium temp. (ºC)	-10~285
Kv.	2.8	5.5	8.1	12	17	28	45.5	60.1	93.3	146	180	300