4620 & 4621

Zetco Stainless Steel Flanged Gate Valve

4620 & 4621 - Zetco Stainless Steel Flanged Gate Valve


  • Manufactured in China
  • Stainless steel 316
  • Investment casting
  • Full bore
  • Designed to API 600 and ANSI B16.34
  • Bolted bonnet
  • External screw and yoke
  • Rising stem and non-rising hand wheel
  • Face-to-face dimensions ANSI B16.10
  • End flange dimensions ANSI B16.5 150 or AS 2129 Table E
  • Not suitable for throttling applications
  • Must be operated in fully open or closed position
  • All valves pressure tested to API 598 during production
  • Size range: 125mm to 200mm
  • Also available WaterMarked in sizes 25mm to 100mm



  • Maximum operating pressure @ nominal temperature: 275 PSI @ 100°F (1900 kPa @ 37°C)
  • For ratings at specific temperatures refer to graph overleaf

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The information remains the intellectual property of Zetco Valves Pty Ltd and must not be used or reproduced for any other purpose without Zetco’s prior written permission.