gate valve wesdom



DN450 Resilient Seated Gate Valve

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


Product details

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


NBR rubber NBR rubber Polyamide

wesdom gate valve

Project case

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


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.

More than 20 years experience
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