Jual Relief Valve Bayard 12 Inch


Description

  • For general information concerning the operation of a Hydrobloc control valve, please consult our general manual ( series K ).
  • Extensive range including two different designs:
    – XG design:
    – Large flow capacity
    – Low head loss
    – Watertight at zero flow rate.
    – XGS design:
    – Particularly suitable to high differential pressures.
    – Better cavitation resistance
    – Watertight at zero flow rate.

Construction

  • Self-lubricated double guided mobile unit.
  • Ductile iron body and bonnet
  • Stainless steel seat for standard version until DN 400 XG design and DN 600 XGS design.
  • Powder epoxy coating
  • Stainless steel bolting
  • Stainless steel pilot circuit tube and fittings
  • Pilot circuit strainer with screen in stainless steel
  • Individually packed.

Easy operation and maintenance

  • Visual position indicator with manual drain
  • Including isolating valve (s) for pressure gauges.
  • Equipped with closing speed controller “RF” (DN 50 to 300 XG design, and DN 150 to 400 XGS design only ).
  • Chamber isolating valve independent from the adjustment of the speed controller.
  • Maintenance without disassembly from the pipeline.
  • Easy dismantling from the top.
  • Drain plug ( stainless steel )

Product according to standard EN 1074-5

Technical data

  • Range DN 300 for XG and for XGS design.
  • PN 25
  • Maximum temperature +10C to +650C
  • Seating: class A according to standard ISO 5208-2.
  • Face to face dimensions according to standards EN 558-1 series 1 (except DN 1000) and ISO 5752 series 1 ( except DN 1000 )
  • Flange drilling according to standards EN 1092-2 and ISO 7005-2: ISO PN 10, 16 or 25 for DN 50 to 1000 ( other drillings, please consult us ).
  • Fluid : drinking wter or 2 mm filtered untreated water
  • Adjustment range : 1 to 20 bar
  • Working Pressure 25 bar
  • Vertical & Horizontal intallation
  • The valve body of PN 16 and PN 25 are the same, the difference are on flange drilling and pilot circuit.

Specifications

  • XGS design:
    – B : 524 mm
    – C : 631 mm
    – D : 242 mm
    – Weight : 195 kg
  • XG design:
    – B : 606 mm
    – C : 657 mm
    – D : 242 mm
    – Weight : 219.8 kg

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