OS&Y Resilient Seat Gate Valve
OS&Y Resilient Seat Gate Valve

OS&Y Resilient Seat Gate Valve

Features:

  • UL Listed / FM Approval
  • Full bore and clear way
  • Outside Screw & Yoke
  • Handwheel Operation
  • Complying with AWWA C515
  • A fully encapsulated EPDM ductile iron wedge is intended to achieve bubble-tight sealing
  • Flanged end drilling complies with ASME/ANSI B16.1 class 125 and B16.42 class 150
  • Epoxy Coated interior and exterior to AWWA C550

Application:

  • Suitable use for fire-protection sprinkler system and water pipeline
  • Maximum Operating Pressure : 300 psi
  • Operating Temperature : 1°C - 63°C
  • Medium : water
SizeAB(Open)B(Close)C
2.1/2"190.5395330178
3"203.2496406203
4"228.6553448254
6"266.7750590304.8
8"292.1946736355.6
10"330.21118857406.4
12"355.613271016457.2

PartsMaterial Specification
BodyDuctile IronA536 65-45-12
WedgeDuctile Iron coated with EPDM　
Wedge NutStainless SteelAISI 201
BonnetDuctile IronA536 65-45-12
PackingGraphite　
Bonnet BoltStainless SteelAISI 304
Gland FlangeDuctile IronA536 65-45-12
Square Head BoltStainless SteelAISI 304
StemStainless Steel / BrassAISI 304 / ASTM B16
Yoke SleeveCast BronzeASTM B62
Hand WheelCast IronASTM A126-B
Wheel NutDuctile IronA536 65-45-12
Rubber GasketEPDM　
Hexagon NutStainless SteelAISI 304
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