Product
Product
DN450 Resilient Seated Gate Valve
Size Range: DN450 – 1200
Pressure Ratings: PN10 & PN16
Application: Isolate the flow with infrequent operation
Types: Rising/Non-rising stem, Different closing direction
Different flange drillings/Coatings/material
Operation: Stem cap, Handwheel, Gearbox, Electric actuator
Resilient Seated Gate Valve Standards：
Designed according to EN 1074 part 1 & 2, Designed according to EN 1171
Face-to-face dimension according to EN 558 Table 2 Basic Series 14
Standard flange drilling to EN1092-2 (ISO 7005-2), PN10/16
DN450 Resilient Seated Gate Valve Test/Approvals：
Seat: 1.1 x PN (in bar), Body: 1.5 x PN (in bar). Operation torque test |
Hydraulic test according to EN 1074-1 and 2 / EN 12266
Approved for wastewater
WESDOM Resilient Seated Gate Valve are reliable, offering a tight shut-off and low pressure drop. Resilient Seated Gate Valve design covers a wide range of requirements to meet any customer need from general to severe service conditions.
Resilient Seated gate valves are in compliance with the latest edition of BS/ DIN / ISO /ASME B16.34,etc.
| Item | Description | Material |
| 1 | Wiper ring | NBR rubber |
| 2 | Bearing | Polyamide |
| 3 | O-ring | NBR rubber |
| 4 | O-ring | NBR rubber |
| 5 | Thrust collar | Brass,DZR CW602N |
| 6 | Manchette | EPDM rubber |
| 7 | Stop ring | Stainless steel |
| 8 | Stem | Stainless steel 1.4104(430F) |
| 9 | Bonnet bolts | Stainless steel A2, sealed with hot melt |
| 10 | Bonnet | Ductile iron GJS-500-7(GGG-50) |
| 11 | Bonnet gasket | EPDM rubber |
| 12 | Wedge | Ductile iron, EPDM encapsulated |
| 13 | Body | Ductile iron GJS-500-7(GGG-50) |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| Stem | Wiper ring | O-ring | Bearing | Bonnet | Thrust collar | Manchette | Bonnet bolt |
| Stainless steel 1.4104 (430F) | NBR rubber | NBR rubber | Polyamide | Ductile,iron GJS-500-7 (GGG-50) | Brass,DZR Cw602N | NBR rubber | Stainless steel A2,sealed with hot melt |
| 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Bonnet gasket | Wedge nut | Wedge | Body | Key | Wiper ring | O-ring | Bearing |
| NBR rubber | Brass,DZR CW626N | Ductile iron,NBR encapsulated | Ductile iron,GJS-500-7(GGG-50) | Stainless steel | NBR rubber | NBR rubber | Polyamide |
| 17 | 18 | 19 | 20 | 21 | 22 | ||
| Thrust washer | Roller bearing | Thrust collar | O-ring | Manchette | Wedge shoe | ||
| Stainless steel 1.4104 (430F) | Stainless steel | Stainless steel
1.4104(43OF) |
NBR rubber | NBR rubber | Polyamide | ||
Application: Papua New Guinea Water System
18 inch Gate Valve with by-pass pipe line
Design standard: BS5163.
Body material: GGG50
Disc material: GGG50 + EPDM
Stem material: SS304
End Connection: RF Flange
PN16, EN1092-2
Operation: spur gear manual drive actuator
Working condition real shot
Application
The gate valve is suitable for use in the piping of various corrosive and non-corrosive fluid media in the engineering systems of furnace, gas, natural gas, liquefied petroleum gas, city gas, hot and cold air, chemical smelting and power generation and environmental protection, building water supply and drainage.
