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OEM China Soft Seated Gate Valves - DIN3352-F4 NRS Brass Gland Resilient Seated Gate Valve, DN50-DN1200 – Hongbang Detail:
DIN3352-F4 NRS Brass Gland Resilient Seated Gate Valve, DN50-DN600
Features
² The ductile iron core is fully vulcanized with EPDM rubber, no iron parts are exposed to the medium and the excellent rubber vulcanization prevents creeping corrosion underneath the rubber.
² Guides in the wedge and on the valve body ensure a uniform closure, safe operation ensured as the guides prevent overloading of the stem.
² Stainless steel stem with rolled threads for high strength.
² The valve can replace stem seals under pressure.
² Full bore.
² Body inside and outside fusion bonded epoxy coating with excellent corrosion resistant performance.
Standard
| Design standard |
DIN3352 F4, EN1171 |
| Flange drilling standard |
EN1092-2 PN10/PN16 |
| Face to face standard |
EN558-1 Series 14 |
| Hydraulic test standard |
EN1074-1 and 2 /EN12266 |
|
Seat:1.1*PN(in bar), Body:1.5*PN(in bar) |
Technical Parameters
| Nominal diameter(mm) |
40~600 |
40~600 |
| Nominal pressure(Mpa) |
1.0 |
1.6 |
| Testing pressure |
Shell(Mpa) |
1.5 |
2.4 |
| Seal(Mpa) |
1.1 |
1.76 |
| Suitable temperature |
-40°C~150°C |
| Suitable medium |
Drinking water、sewage、seawater、irrigation,or other neutral liquid. |
Main Raw Material
| 1 |
Body |
Ductile Iron |
9 |
Top-nut |
Brass |
| 2 |
Wedge |
Ductile Iron+EPDM |
10 |
Washer |
PTFE |
| 3 |
Stem |
Stainless steel |
11 |
Thrust collar |
Brass |
| 4 |
Wedge Nut |
Brass |
12 |
Washer |
PTFE |
| 5 |
Bonnet |
Ductile iron |
13 |
Dust Cover |
NBR |
| 6 |
Bonnet gasket |
EPDM rubber |
14 |
Handwheel |
Ductile Iron |
| 7 |
Bonnet |
Ductile Iron |
15 |
Bonnet bolt |
Steel gr.8.8 |
| 8 |
O-ring |
EPDM rubber |


Product detail pictures:
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