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Pilot Operated Pressure Reducing Valve for Steam (CY41H)

Pilot Operated Pressure Reducing Valve for Steam (CY41H)

1) It is a kind of pilot operated pressure reducing valve; 2) Especially be suitable for steam, and for water also; 3) M
Basic Info.
Model NO. CY41H
Material Wcb
ISO9001:2008 with 18 Months Quality Warranty
Ce Approved with Patent Certificate
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
Item1520253240506580100125150200 PartsMaterial
Resistance pressure (MPa)2.5
Shell test pressure (MPa)3.75BodyWCB
Seal test pressure (MPa)2.5CoverWCB
Max. inlet pressrure (MPa)1.6Seat2Cr13
Outlet pressure range (MPa)0.05~0.3(yellow spring)
0.25~0.7(blue spring)
0.6~1.2(red spring)
Valve clack2Cr13
Pressure characteristics derivation (MPa)GB 12244Pole2Cr13
Flow characteristics derivation (MPa)GB 12244Diaphragm1Cr18Ni9Ti
Leakage (ml/min) GB 12245Adjusting spring60Si2Mn
Medium temp. (ºC)-10~285
Kv.2.85.58.112172845.560.193.3146180300