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FIG 534DI, 534BDI

Flanged Gate Valve with Expansion Relief - Ductile Iron

Rising stem gate vales are used for manual flow control in petro-chemical liquid handling systems and bulk plants.

WARNING: Fig. 234DI/BDI series is not equipped with expansion relief capability. If expansion relief is needed, specify Fig. 534DI/BDI.

Product Features

Standard Features

Double disc design provides positive shut off when in the closed position

200 PSI WOG cold non-shock

150# raised face flanges

Valve can be left partially open to control flow rate

534BDI is lockable with a padlock

534DI/BDI includes integrated thermal expansion relief set at 25 or 50 PSI


Construction Details

  • Body and bonnet: Ductile iron
  • Stem: Brass
  • Discs and spreader: Brass
  • Packing and gasket: PTFE
  • Hand-wheel: Aluminum, powder coated black
  • Expansion relief: Brass with FKM quad-ring (Model 534DI/BDI)

Product Ordering Instructions

Figure Suffix Size Description Weight (lbs)
534DI 0125 AV 2” Flanged Gate Valve w/ 25 PSI Exp. Relief-Ductile Iron 20
534DI 0150 AV 2” Flanged Gate Valve w/ 50 PSI Exp. Relief-Ductile Iron 20
534DI 0200 AV 3” Flanged Gate Valve w/ 50 PSI Exp. Relief-Ductile Iron 33
534BDI 0125 AV 2” Flanged Gate Valve w/Exp. Relief-Ductile Iron-Locking w/25 PSI 21
534BDI 0150 AV 2” Flanged Gate Valve w/Exp. Relief-Ductile Iron-Locking w/50 PSI 21
534BDI 0200 AV 3” Flanged Gate Valve w/Exp. Relief-Ductile Iron-Locking w/50 PSI 38
534BDI 0225 AV 3” Flanged Gate Valve w/Exp. Relief-Ductile Iron-Locking w/25 PSI 38
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