AWWA C509 ANSI NRS Resilient Seated Gate Valve

125LB / 150LB
2”~10” (50~250mm)
Cast Iron, Ductile Iron

get a quote

AWWA C509 ANSI NRS Resilient Seated Gate Valve Product Information

AWWA C509 ANSI NRS resilient seated gate valve is one type of non-rising stem gate valve according to ANSI 125LB, whose flexible wedge gate is coated with rubber NBR or EPDM. Its moving direction is perpendicular with flow. Gate valve can be only full open or full close. ANSI resilient gate valves are widely used in series of industries, especially in water supply projects, public works, water treatment plan, fire fighting, etc. Flowspec Luokai can manufacture and supply the AWWA C509 ANSI NRS resilient seated gate valve with sizes of 2”~10” (DN50~DN250mm).


  • Full bore design
  • BB, bolted bonnet
  • NRS, non-rising stem
  • Non-rising stem and non-rising hand wheel
  • Resilient seated, renewable seat rings
  • Available with gear operator


  • Design & manufacturing: AWWA C509
  • Face to face: ANSI B16.10
  • Flanged ends: ANSI B16.1(125LB), ANSI/AWWA C111/A21.11
  • Inspection & testing: API598
  • Working pressure: 125S, 200WOG


  • 125LB / 150LB
  • Size: 2”~10” (DN50~DN250mm)
  • Materials: cast iron ASTM A126 class B, ductile iron ASTM A536 65-45-12
  • Applicable medium: water, sewage, waste water
  • Applicable temperature: -10℃~+80℃
  • Working pressure: 125S, 200WOG


  • Water supply plant
  • High building industry
  • Mining, steel industry
  • Metallurgy plant, power plant
  • Oil, chemical industry
  • Textile, pharmaceutical industry
  • Waste water, sludge, sewage treatment industry
  • Food, pharmaceutical industry

Want to talk about our services?

Let's get in touch.

Please prove you are human by selecting the Heart.

contactOr give us a email at