Y42X Direct Action Piston Type Pressure Reducing Valve
Product Description
This series pressure reducing valve is a new type regulating valve which adopts piston to replace the diaphragm. The performance is reliable and it's can be used for a long time. The down pressure can be adjusted according to the requirement, and it can be set at a fixed pressure in the application, which won't be changed as the fluctuation of the up pressure and the flowing rate.
Application
Field of Application.
Product Name: Y42X-GVPR12 Direct Action Piston Pressure Reducing Valve.
Pressure Rating: 1.0- 6.4Mpa
Nominal Diameter: DN20-400
Body Material: Steel, CF8
Standard flanges: DIN, ANSI, JIS.
Product Parameters
Main Technical Parameters and Indexes of Performance.
| Nominal pressure |
PN1.6Mpa |
PN2.5Mpa |
PN4.0Mpa |
PN6.4Mpa |
| Tested pressure of shell |
2.4Mpa |
3.75Mpa |
6.0Mpa |
9.6Mpa |
| Sealing test pressure |
1.6Mpa |
2.5Mpa |
4.0Mpa |
6.4Mpa |
| Maximum upstream pressure |
1.6Mpa |
2.5Mpa |
4.0Mpa |
6.4Mpa |
| Pressure range of outlet |
0.2-1.0Mpa |
0.2-1.6Mpa |
0.2-2.5Mpa |
0.5-3.5Mpa |
| Minimum differential pressure |
0.2Mpa |
0.2Mpa |
0.2Mpa |
0.4Mpa |
| Medium |
Steam, water, etc. |
| Operating temperature |
425 |
*the shell test does not include membrane and top cover.
Flow Characteristics.
| DN |
15 |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
350 |
400 |
500 |
| Cv |
1 |
2.5 |
4 |
6.5 |
9 |
16 |
25 |
36 |
64 |
100 |
140 |
250 |
400 |
570 |
780 |
1020 |
1500 |
Company Profile
Yongjia Goole Valve Co., Ltd is a specialized and modernized company. As industrial valves, filters and pipe fittings supplier and project service provider, we are willing to provide you with high quality and perfect fluid control solutions, to create a new intelligent system with high efficient, energy saving and environmental protection characteristics, so as to help you make full use of your energy.
We manufacture and offer:
Safety relief valve(Our hot products, we have price & performance advantages about safety valves, and we can offer you the best price and quality you want): Spring loaded safety valve, high pressure and high temperature safety valve, pilot operated safety valve, DIN Standard Safety Valve, etc...
Control Valve: Electric Control Valve, Pneumatic Control Valve, Self-operated control valve, Globe control valve, 3-way control valve. etc.
Ball Valve: Floating Ball Valve, Trunnion Mounted Ball Valve, DBB Ball Valve, Full Welded Ball Valve., etc.
Pressure Reducing Valve: Pilot Operated reducing valves, Direct Acting and Bellow Type Reducing Valves. etc.
Steam Trap: Free Float steam trap, Lever Ball Float steam trap, thermodynamic and thermostatic steam trap, inverted bucket steam trap, etc.
DIN Bellow sealed globe valves, Y Type Strainer
Besides, Other valves and pipe fittings also can be offered by us.
We would like to serve our esteemed customers with superior products, reasonable price and complete sales services. We pledge we will be your most reliable business partner always.
Product Details
Main External Dimensions.
| DN |
External Dimension |
| L |
H |
H1 |
| 1.6/2.5 Mpa |
4.0 Mpa |
6.4 Mpa |
1.6 Mpa |
2.5 Mpa |
4.0 Mpa |
6.4 Mpa |
1.6 Mpa |
2.5 Mpa |
4.0 Mpa |
6.4 Mpa |
| 20 |
160 |
160 |
170 |
220 |
220 |
220 |
220 |
90 |
90 |
90 |
90 |
| 25 |
180 |
200 |
200 |
255 |
255 |
265 |
265 |
95 |
95 |
100 |
105 |
| 32 |
200 |
220 |
220 |
255 |
255 |
265 |
265 |
100 |
100 |
100 |
110 |
| 40 |
220 |
240 |
240 |
325 |
325 |
330 |
330 |
115 |
115 |
130 |
130 |
| 50 |
250 |
270 |
270 |
325 |
325 |
330 |
330 |
120 |
120 |
135 |
135 |
| 65 |
260 |
280 |
300 |
330 |
330 |
340 |
355 |
125 |
125 |
140 |
145 |
| 80 |
310 |
330 |
330 |
340 |
340 |
340 |
340 |
135 |
135 |
150 |
160 |
| 100 |
350 |
380 |
380 |
347 |
347 |
360 |
360 |
148 |
148 |
185 |
185 |
| 125 |
400 |
450 |
450 |
560 |
560 |
565 |
565 |
190 |
200 |
200 |
245 |
| 150 |
450 |
500 |
500 |
580 |
580 |
585 |
585 |
205 |
210 |
240 |
280 |
| 200 |
500 |
560 |
560 |
630 |
630 |
635 |
635 |
220 |
245 |
245 |
310 |
| 250 |
600 |
|
|
750 |
|
|
|
270 |
|
|
|
| 300 |
800 |
|
|
780 |
|
|
|
310 |
|
|
|
| 350 |
850 |
|
|
850 |
|
|
|
390 |
|
|
|
| 400 |
900 |
|
|
925 |
|
|
|
420 |
|
|
|
Material of Main Component.
| Name of component |
Material of component |
| Valve body, valve cover, seat cover |
Cast iron, Cast steel |
| Valve seat, |
2Cr13 |
| Valve flap |
2Cr13 |
| Valve rod |
2Cr13 |
| Cylinder sleeve |
2Cr13 /25(hard chrome plating) |
| Piston |
2Cr13 |
| O-shaped ring |
Ding nitrile rubber |
| Sealing encircles |
Ding nitrile rubber |
| Adjusting valve |
60Si2Mn |
View of the factory
){kind=link}