Y13H/Y Threaded Piston Steam Reducing Valve
Performance
| Nominal Pressuse (MPa) |
1.6 |
2.5 |
| Casing Body Test Pressure (MPa) |
2.4 |
3.75 |
| Sealing Test Pressure (MPa) |
1.6 |
2.5 |
| Max. Inlet Pressure (MPa) |
1.6 |
2.5 |
| Outlet Pressure Range (MPa) |
0.1-1.0 |
0.1-1.6 |
| Min. Pressure Difference |
0.15 |
0.15 |
Materials
| Name of Part |
Material of Part |
| Body, Bonnet, Bottom, Cap |
WCB |
| Seat, Disc |
410 S.S. |
| Cylinder Sleeve |
410 S.S./ ASTM A29M 1025 (Hard Chromium Plating) |
| Piston |
410 S.S./ Copper Alloy |
| Piston Ring |
Iron–nickel Alloy |
| Seat |
410 S.S. |
| Diaphragm |
321 S.S. |
| Spring |
ASTM 6150 |
| Adjustable Spring |
UNS G92600 |
Flow factor(Cv)
| DN |
15 |
20 |
25 |
32 |
40 |
50 |
| Cv |
1 |
2.5 |
4 |
6.5 |
9 |
16 |
Dimensions
Y13H/Y Threaded Piston Steam Reducing Valve
| Nominal Diameter DN |
G |
L |
H |
Hl |
| 15 |
1/2" |
140 |
295 |
90 |
| 20 |
3-4" |
140 |
330 |
98 |
| 25 |
1" |
160 |
330 |
110 |
| 32 |
1-1/4" |
180 |
330 |
110 |
| 40 |
1-1/4" |
200 |
345 |
125 |
| 50 |
2" |
230 |
345 |
125 |