PRODUCT
Product reliability and performance are directly related to quality and a major concern of any customer who must have the assurance they are receiving products as designed, with a material and quality level that meets or exceeds their requirements.
Series 740 Knife Gate Valve
SPECIFICATIONS

 

SIZE RANGE: 2-36" (50-900mm)
PRESSURE RATING: Up to 24" (600mm) 150psi (10bar)
30-36" (750-900mm) 100psi (7bar)
BODY STYLE: Single Piece, Wafer, Lug
SEAT OPTIONS:
Buna-N: -35°-194°F / -37°-90°C
EPDM: -65°-248°F / -54°-120°C
Viton®: -15°-392°F / -26°-200°C
PTFE: -235°-450°F / -148°-232°C
PACKING OPTIONS:
PTFE: 232°C / 450°F
Elastomer
Quad Seal:
Nitrile: 90°C / 194°F
Viton®: 200°C / 392°F
DESIGN: MSS SP-81
TESTING: MSS SP-81
FACE TO FACE: MSS SP-81
CERTIFICATION: CE/PED, Canadian CRN
DRILLING: ASME B16.5 CL150, ASME B16.47 CL150
ACTUATOR OPTIONS: Handwheel, Bevel Gear, Pneumatic, Hydraulic, Electric

 

 

DETAIL

BIDIRECTIONAL KNIFE GATE VALVE

 

The Bray/VAAS Series 740 provides repeatable bidirectional shutoff in a rugged, single piece cast body.

Featuring a replaceable steel reinforced elastomer seat for enhanced sealing, the Bray/VAAS Series 740 gate valve is easily automated for on/off applications.

  • 1. Designed for easy, quick conversion between manual and pneumatic actuation. Featuring a lubricant injection port for continuous, smooth operation with minimal maintenance.*
  • 2. Clevis design and horizontal bolting stabilizes gate ensuring proper alignment.
  • 3. Standard multi-layer square packing provides exceptional gland sealing.
  • 4. Optional energized quad seal packing for enhanced gland sealing.
  • 5. Wiper/Anti Extrusion Ring minimizes the gap between the body and the gate
  • 6. Unrestricted flow path with minimal pressure drop achieved through full port valve design.
  • 7. Deflection resistant gate design ensures consistent alignment for industry leading durability.
  • 8. Replaceable flexible wire reinforced elastomer seat ensures bidirectional zero leakage shutoff.
 
 
 
Document Type Download
Sales Brochure - Series 740 Bidirectional Knife Gate Valve PDF
Operations & Maintenance Manual - Bidirectional - Perimeter Seat Series Knife Gate Valve PDF
Sales Brochure - Knife Gate & Slurry Valve Product Guide PDF

 

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