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bob综合体育官网下载 ZETA® Knife Gate Valve with handwheel

PN: 10 - DN: 700...1400

Productgroup: Knife Gate Valves and Penstocks

Medium: Wastewater

DN 700….1400;
shut-off valve;
Medium wastewater;
non-rising stem;
Resilient-seated knife-gate valve in fully flanged design, sealing in both flow directions, with integrated scraper system and free flow passage. Operation via handwheel. The enlarged bottom seal and the metallic limit stop of the knife in the body ensure perfect tightness. Suitable for use as shut-off valve in waste-water applications, in dams, in power plants and in industry.
  • Face-to-face length: acc. to EN 558, basic series 20 (DIN 3202 / K1)
  • With flange end acc. to EN 1092-2, PN 10
  • Full-flange design, both as wafer type and for pipeline end installation, without additional counter flange at full differential pressure
  • Full-flange design with unrestricted flow passage
  • Leakproof from both flow directions
  • Specially shaped horizontal sealing with double quad ring profile and integrated PTFE sliding rails for reducing operation forces
  • Horizontal and axial guiding of the knife on flexible plastic sliding rails
  • Horizontal sealing adjustable during operation and replaceable with the valve installed in the pipeline
  • Scraper installed on both sides of the plate to clean the knife
  • Handwheel version with AUMA bevel gearbox GK (type A for rising stem)
  • Operating kit: With handwheel
  • Stem: Stainless steel 1.4021
  • Body parts, bearing plate and gland: Cast iron EN-GJL-250 (GG-25)
  • Knife: Stainless steel A2
  • U-sealing and horizontal sealing: Elastomer (NBR)
  • All connecting parts: stainless steel A2 (DIN EN ISO 3506)
  • Yoke and sheet metal covering: Stainless steel A2

Cast iron parts: Epoxy coated

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