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Cast gate valves for reservoir pressure maintenance system

specifications

Nominal Pressure, bar

160; 250
Operating medium Water, petroleum
Tightness class A according to GOST 9544
Connection to pipeline

Flanged according to GOST 28919, ГОСТ 12815, by welding

Medium flow

Any direction
Drive type
  • - Manual – М
  • - Reducer – R
Applied standards

ТУ У 28.1-33704680-013:2012

Ambient class У, ХЛ according to GOST 15150
Installation position Any position

Valves with the specific customer requirements can be manufactured provided that stated requirements are compatible with the applicable operating standards.

MAIN PARTS MATERIAL

Arrangement I Arrangement II
Body

Steel 20ГСЛ

Steel 12Х18Н9ТЛ
Bonnet Steel 20ГСЛ Steel 14Х17Н2
Yoke - Steel 12Х18Н9ТЛ
Gate Steel 25Х2М1Ф Steel 14Х17Н2
Stem Steel 14Х17Н2 Steel 14Х17Н2
Packing bush Steel 30Х13 Steel 30Х13
Packing gland ring Steel 30Х13 Steel 30Х13
Seat Steel 20 Steel 12Х18Н10Т
Welding

Powder  ПР-НХ15СР2

ПР-НХ16Р3

ЦН-12Л
Locking pin Steel 25Х2М1Ф Steel 14Х17Н2
Stem bushing Bronze Bronze
Stem packing ТМГ ТМГ
Ambient class УХЛ У
Designation and basic dimensions

Пример условного обозначения:

  • СЭ.
  • ЗКЛ.
  • 2.
  • 3.
  • 2.
  • 100.
  • 250.
  • 0
  • 31
  • 0009

Choose pressure (bar) :

* - t – operating medium temperature, ºС, max.
** - ξ – flow resistance coefficient.
*** - body – steel 25Л

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