Fig. B01 Metal Seat Gate Valve DN350 - DN600

Figure B01.
Metal seat wedge gate valve used for pipeline isolation, size range 350-600mm, ductile iron, non-rising spindle design with gunmetal seats.
  • Epoxy coated ductile iron construction.
  • Clockwise closing & Anti clock non-rising spindle.
  • WRAS listed components.
  • Flanged feet to facilitate safe storage.
  • Standard water face to face.
  • Mounting pad - to suit gearbox/actuator.
  • Air release plug as standard.
  • DN700 and above with spur gearbox as standard.
Service Conditions.
  • Potable water, filtered water, dirty water & sewage.
  • Working pressure 16 bar.
  • Temperature range 0°C to +70°C. (Insulate 0°C and below).


  • Designed according to EN 1074 part 1 & 2.
  • Standard flange drilling to EN1092-2 (ISO 7005-2), PN 10/16.
  • Hydraulic test according to EN 1074-1 & 2 / EN 12266.
  • Seat: 1.1 x PN (in bar), Body: 1.5 x PN (in bar).
  • Approved for wastewater / pressure test EN 1074.
Accessories / Options.
  • Bevel / spur gearbox.
  • Electric and pneumatic actuators.
  • Optional bypass assembly - ex stock.
  • 25 bar version.
  • Position indictor.
  • Channel guides & slippers.
  • Hand wheel / cap.
  • Chain wheel system.
  • Extension spindle.
  • Tee key.
Handy to know.
  • Contact us for gearbox and actuation options.
  • Channel guides & slippers are manufactured from Gunmetal and help to reduce friction between the wedge and body during operation. Accurate alignment is also achieved. Channel guides & slippers are necessary when horizontal installation of valve is required. (On valves 350mm and above).
Material Specification.
1.BodyDuctile IronBS EN1563 : EN-GJS-500-7
2.WedgeDuctile IronBS EN1563 : EN-GJS-500-7
3.BonnetDuctile IronBS EN1563 : EN-GJS-500-7
4.StemStainless Steel431S29
5.Stem nutBronze LG2BSEN 1982 CC491K
6.Holding ringBronze LG2ZHMN58-C
7.Sealing ringBronze LG2ZHMN58-C
8.GlandDuctile IronBSEN-500-7
9.Mount flangeDuctile IronBSEN-500-7
10.Bonnet gasketEPDMCommercial
11.O ringEPDMCommercial
12.Dust ringEPDMCommercial
13.Body seat ringBronze LG2BSEN 1982 CC491K
14.Wedge seat ringBronze LG2BSEN 1982 CC491K
15.Bonnet bolts/nutsStainless SteelGr 304
16.Cap screwsStainless SteelGr 304
SizeacdTfLHFlange DrllingWeight (kg)
35035047052026.5438184514-28Ø / 2-M24355
400400525580284406102014-31Ø / 2-M27485
450450585640304432115018-31Ø / 2-M27540
50050065071531.54457122018-34Ø / 2-M30630
600600770840365508137018-37Ø / 2-M33945
ISO Flange Details.

For more technical information, please see below.


File nameTypeSize
GA_WGV_350mm_to_600mm_PN16_Fig._B01pdf1 MB