Gate Valve

Large Bore Metal Seated Gate Valve

Datasheet

Download datasheet (PDF)

Specifications are indicative. Final specification is confirmed at quotation.

Specifications

Confirmed at quote
Size Range
DN1000 to DN2000
Pressure Class
PN6, PN10, PN16
End connection
Flanged
Operating temperature
-10°C to 80°C

Standards

Design & manufacture
EN 1171, DIN 3202 F4, BS 5163
Inspection & test
EN 12266-1
Face to face
EN 558-1 series 3
Materials
BS EN 1563
Other standards
DIN 3204 F4

Configure your variant(manually adjust box on the right if you require a different spec)

Size
Pressure
End connection

Materials

All available material options per part. Click a pill to set it in the configurator.

Body
Bonnet
Disc
Seat
Stem
Channel Guides And Shoes
Stem Nut And Bushing

Operating media

Drinking waterRaw waterTreated waterWastewaterCooling waterTSE waterSewageLow-corrosive liquids

Typical applications

  • drinking water
  • raw water
  • treated water
  • wastewater
  • cooling water
  • TSE water
  • sewage

Actuation options

Manual gearboxElectric 230V AC

Coatings

Fusion bonded epoxy coating, non-toxic to potable water, WRAS/NSF61 approved, DFT 250μm

Approvals

WRASNSF61

Features

  • Non-rising stem
  • Full bore design with smooth passage and low flow resistance
  • Long stroke time (on-off time) to avoid water hammer
  • Clockwise close
  • Bi-directional sealing; both sides of gate are symmetrical
  • Ductile iron body with large bore up to DN2000
  • Solid wedge gate in same material as body
  • Seat rings on both body and disc in brass or bronze
  • Brass or bronze (Gunmetal LG2) stem nut and bushing
  • Optional channel guides for horizontal installation; gate fitted with shoes sliding within channel guides; guides and shoes in copper alloy or stainless steel to reduce friction and wear
  • Multiple O-rings on stem bushing for shaft sealing
  • External oil cup for shaft bushing/bearing
  • Integral bypass system available on request
  • Leakage rate B or rate A in both directions per EN12266-1
  • 100% pressure testing before delivery
  • Multi-rib bonnet design on large-bore gate valves
  • Manual handwheel gearbox operator fitted to large-bore units
  • Double-eccentric butterfly valve variant shown with electric/pneumatic actuator
  • Butterfly valve variant shown with manual gearbox operator

Description

Large bore ductile iron metal seated gate valve with non-rising stem and full bore design, available in sizes DN1000 to DN2000. Features solid wedge gate with brass or bronze seat rings on both body and disc, bi-directional sealing, and optional channel guides for horizontal installation. Designed for water and low-corrosive liquid service at pressure ratings PN6 to PN16.

Selection notes

This gate valve is a metal seated, large bore, non-rising stem and solid wedge pattern, supplied for flanged installation.

Sizes run DN1000 to DN2000, in PN6, PN10, PN16.

The body is offered in GJS500-7 (GGG50), GJS400-15 (GGG40) and GJS450-10, so the grade can be matched to the service rather than the other way round.

Seat and trim options are Brass and Bronze. The seat, not the body, usually sets the temperature and medium limit, so confirm it against the service before ordering.

Stated service media include drinking water, raw water, treated water, wastewater, cooling water and tse water.

It is catalogued for Water & Wastewater and HVAC.

Working temperature is -10°C to 80°C.

Built to EN1171, DIN3202 F4, BS 5163, EN558-1 series 3 and EN12266-1.

Supplier remarks

  • Other stainless steel or brass/bronze stem materials available on request
  • Integral bypass system will be designed as special request
  • Other painting cycles available
  • Channel guides designed as per special request, especially for horizontal installation

Available pressure classes

Pressure classes this product is rated to.

Used in

Related guides

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