Products

Fire Piping Components

OS&Y Resilient Seat Gate Valve

Features

  • UL Listed / FM Approval
  • Full bore and clear way
  • Outside Screw & Yoke
  • Handwheel Operation
  • Compliant 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
Inquire
Size A B(Open) B(Close) C
2.1/2" 190.5 395 330 178
3" 203.2 496 406 203
4" 228.6 553 448 254
6" 266.7 750 590 304.8
8" 292.1 946 736 355.6
10" 330.2 1118 857 406.4
12" 355.6 1327 1016 457.2
Size A B(Open) B(Close) C
2.1/2" 190.5 395 330 178
3" 203.2 496 406 203
4" 228.6 553 448 254
6" 266.7 750 590 304.8
8" 292.1 946 736 355.6
10" 330.2 1118 857 406.4
12" 355.6 1327 1016 457.2
Parts Material Specification
Body Ductile Iron A536 65-45-12
Wedge Ductile Iron coated with EPDM  
Wedge Nut Stainless Steel AISI 201
Bonnet Ductile Iron A536 65-45-12
Packing Graphite  
Bonnet Bolt Stainless Steel AISI 304
Gland Flange Ductile Iron A536 65-45-12
Square Head Bolt Stainless Steel AISI 304
Stem Stainless Steel / Brass AISI 304 / ASTM B16
Yoke Sleeve Cast Bronze ASTM B62
Hand Wheel Cast Iron ASTM A126-B
Wheel Nut Ductile Iron A536 65-45-12
Rubber Gasket EPDM  
Hexagon Nut Stainless Steel AISI 304
  • Suitable use for fire-protection sprinkler system and water pipeline
  • Maximum Operating Pressure: 300 psi
  • Operating Temperature: 1°C - 63°C
  • Medium: water

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