Feature:

• Superior durability
• Stable performance
• Valve leakage meets ANSI Class IV
• High reduction ratio (20:1)

Specifications:

Features	For steam, stable control
Type	Pilot operated piston type
Specifications	Product type	Pilot-operated type
	Nominal size	15A (1/2") - 100A (4")
	Application	Steam
	End connection	JIS 10K FF flanged, ASME Class 150 flanged
	Inlet pressure	0.1 - 1 MPa
	Reduced pressure	0.05 - 0.9 MPa
	Reduced pressure	90% or less of the inlet pressure(gauge pressure)
	Min. differential pressure	0.05 MPa
	Max. pressure reduction ratio	20 : 1
	Working temperature	Max. 220 degree(C)
	Valve seat leakage	0.01% or less of rated flow
Material	Body	Ductile cast iron
	Valve and valve	Stainless steel
	Piston, cylinder	Brass or bronze
	Diaphragm	Stainless steel

Dimensions and Weights：

Size	L (mm)	H (mm)	Weight (kg)	Cv value
15A(1/2)	150	285	8.0	1
20A(3/4)	155	285	8.5	2.3
25A(1)	160	300	10.0	4
32A(1-1/4)	190	323	14.0	6.5
40A(1-1/2)	190	323	14.5	9
50A(2)	220	347	20.0	16
65A(2-1/2)	245	357	30.0	25
80A(3)	290	404	35.0	36
100A(4)	330	450	52.5	64

About flow rate
Please refer to the nominal size selection chart when the inlet pressure is 0.6 MPa or more and the pressure reduction ratio exceeds 10:1.

Selection data：


Dimensional drawing