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Keystone-P-P000449

Keystone Series V30/V32 High Performance Butterfly Valves

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Product Description

Keystone Marine High Performance Butterfly valves offer effective, bi-directional sealing across a wide spectrum of service conditions

Features

  • Factory testing of every valve at full rating ensures 150% tight shut-off.
  • Pure-seal valve is designed according to JIS standards.
  • Actuator mounting flange according to ISO 5211.
  • Excellent sealing and elasticity.
  • One-piece through shaft for maximum strength and design application of blow-out resistant.
  • Integrally cast disc position stop precisely locates the disc in seat, to maximize seat and seal life.
  • Variations with NBR or FKM seats and other material combinations available on special request.
  • Fast and simple seat replacement.
  • Type approved by various major shipping class.
  • Suitable for use on end-of-line service.
  • Tangential, low stress disc pins.
  • Long life durability due to double offset operating principle minimizing seat wear.

Specifications

Certifications
ABS
End Connection
Wafer, Lugged
Application
Tanker, Fueling, Crude and Product Transfer, Ballast Control
Material
316 Stainless Steel, Ductile Iron, Cast Iron, Carbon Steel
Pressure Class
ASME
Seat/Seal Type
High performance
Shutoff Class
Zero Leakage
Valve Size
NPS 4 / DN 100, NPS 6 / DN 150, NPS 24 / DN 600, NPS 2-1/2 / DN 65, NPS 20 / DN 500
Valve Size Standard
NPS
Valve Type
Butterfly
Media
Water, Vacuum, Liquid, Fuel Oil, Air
Stem
Adjustable packing

Documents & Drawings