Fig. B01 Metal Seat Gate Valve DN50 - DN300

Figure B01.
 
Metal seat wedge gate valve used for pipeline isolation, size range 50-300mm, ductile iron, non-rising spindle design with gunmetal seats.
 
Features.
  • Unique lightweight ductile iron design.
  • WRAS approved parts.
  • Fusion bonded epoxy coated paint - WRAS approved.
  • 100% full bore.
  • Low maintenance design suitable for buried service.
Service Conditions.
  • Potable water, filtered water, dirty water & sewage.
  • Working pressure 16 bar.
  • Temperature range -10°C to 70°C. (Insulate 0°C and below).
Standards.
  • Designed according to EN 1074 part 1 & 2.
  • Standard flange drilling to EN1092-2 (ISO 7005-2), PN 10/16.
Test/Approvals.
  • 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.
Note: actuators should be fitted with the valve stem in the vertical position.
Material Specification.
ItemDescriptionMaterialStandard
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.Sealing ringBronze LG2BSEN 1982 CC491K
7.Holding ringBronze LG2BSEN 1982 CC491K
8.Bonnet glandDuctile IronBSEN 5007
9.HandwheelCast IronBSEN GJL 200
10.Seat ringBronze LG2BSEN 1982 CC491K
11.Wiper ringEPDM RubberWRAS listed
12.Stem sealsEPDM RubberWRAS listed
13.Bonnet gasketEPDM RubberWRAS listed
14.BoltingStainless SteelGR 304
Dimensions.
DiaaCdTfLx-nDHWeight
50501251652031784-Ø1918027218 kg
65651451852031904-Ø1918030819 kg
80801602002232038-Ø1934534526 kg
1001001802202432298-Ø2337037031 kg
1501502402852632678-Ø2349049058 kg
20020029534030329212-Ø2357057087 kg
25025035540532333012-Ø28675675131 kg
30030041046032335612-Ø28780780188 kg
Adaption for actuator mounting.
Valve DiaABCDEFGH
8012570.5511210220545
10012570.5511210220545
15012570.5511210220545
200175100.5511214030545
250175100.5511214030545
300175100.5511214030545

Dimensions are to ISO 5210/3 1982
80 to 150mm are F10 type B3
200 to 300mm are F14 type B3
 

For more technical information, please see below.

Downloads

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GA_WGV_50mm_to_300mm_PN16_Fig._B01_1pdf1 MB