Gate valves

Resilient Gate Valve Lock L Type

PN10/PN16/125LB/150LB
1.5”~12” (40~300mm)
Cast Iron, Ductile Iron

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Resilient Gate Valve Lock L Type Product Information

Resilient gate valve lock L type is one type of resilient seated gate valve with L type lock device which can prevent others from operating it freely. Its on-off disc is the flexible wedge gate, whose moving direction is perpendicular with flow. Resilient seated gate valve can be only full open or full close. Flanged 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 design and manufacture the resilient gate valve lock L type according to standard of EN1171 and EN1074-2 with sizes of 1-1/2”~12” (DN40~DN300mm).

1. FEATURES

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

3. STANDARDS

  • Design & manufacturing: EN1171, EN1074-2
  • Face to face: EN558-1, ASME B16.10, AS2638
  • Flanged ends: EN1092-2, ASME B16.1/B16.42, AS4078
  • Inspection & testing: API598 / EN12266

2. TECHNICAL SPECIFICATIONS

  • PN10/PN16/Class 125LB/Class 150LB
  • Size: 1-1/2”~12” (DN40~DN300mm)
  • Materials: Cast iron (GG25, ASTM A126 B), ductile iron (GGG50, GJS500, DIN1693, BS EN1563, ASTM A536 65-45-12)
  • Working pressure: 10bar, 16bar, 200psi
  • Applicable medium: water, sewage, waste water
  • Applicable temperature: -10℃~+80℃

4. APPLICATIONS

  • 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
  • Fire fighting industry

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