Made in Japan
Manufacturer: Yoshitake
Model: GP-2000
- Accurate control
- Valve leakage meets ANSI Class IV
- High reduction ratio (20:1)
Features |
For steam, large capacity, great accuracy |
Type |
Pilot operated diaphragm type |
Specifications |
Product type |
Pilot-operated type |
Nominal size |
15A (1/2″) – 200A (8″) |
Application |
Steam |
End connection |
JIS Rc or NPT screwed,JIS 20K RF flanged,JIS 10K FF flanged, ASME Class 150 or 300 flanged |
Inlet pressure |
0.1 – 2 MPa (0.1 – 1.0 MPa for JIS 10K) |
Reduced pressure |
0.02 – 1.7 MPa (*) |
Max. temperature |
220 degree(C) |
Reduced pressure |
85% 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 |
Main valve, valve seat |
Stainless steel |
Pilot valve, pilot valve seat |
Stainless steel |
Diaphragm |
Stainless steel |
Dimensions and Weights (screwed)
Size |
L (mm) |
H (mm) |
Weight (kg) |
Cv value |
15A(1/2) |
150 |
398 |
14.0 |
5 |
20A(3/4) |
150 |
398 |
14.0 |
7.2 |
25A(1) |
160 |
404 |
18.5 |
10.9 |
32A(1-1/4) |
180 |
434 |
21.5 |
14.3 |
40A(1-1/2) |
180 |
434 |
21.5 |
18.8 |
50A(2) |
230 |
498 |
33.0 |
32 |
Dimensions and Weights (JIS 20K RF flanged)
Size |
L (mm) |
H (mm) |
Weight (kg) |
Cv value |
15A(1/2) |
146 |
398 |
15.5 |
5 |
20A(3/4) |
146 |
398 |
16 |
7.2 |
25A(1) |
156 |
404 |
21 |
10.9 |
32A(1 1/4) |
176 |
434 |
24 |
14.3 |
40A(1 1/2) |
196 |
434 |
24.5 |
18.8 |
50A(2) |
222 |
498 |
36 |
32 |
65A(2 1/2) |
282 |
552 |
64.5 |
54 |
80A(3) |
302 |
575 |
71.5 |
70 |
100A(4) |
342 |
658 |
111 |
108 |
125A(5) |
400 |
658 |
115 |
112 |
150A(6) |
465 |
814 |
234.3 |
225 |
200A(8) |
469 |
814 |
242 |
234 |