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NORI 40 ZYLB/ZYSB Globe valve

Globe valve NORI 40 ZYLB/ZYSB

Bellows-type globe valve to DIN/EN with flanged ends (ZYLB) or butt weld ends (ZYSB), Y-valve, with replaceable throttling plug (up to DN 100) or on/off disc (DN 125 and above), single-piece non-rotating stem, position indicator, travel stop, locking device; seat/disc interface made of wear and corrosion resistant chrome steel or chrome nickel steel.
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Main Applications

  • Heat transfer systems
  • Process engineering
  • Chemical industry
  • Petrochemical industry

Technical Data

Nominal pressure Hydr casing
PN 25, PN 40
Maximum nominal size TSG
DN 300
Max allowed fluid temp TSG
450 °C

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Benefits

  • Reliable sealing. Bonnet gasket fully confined to prevent creep.
  • Leak-proof and easy to service due to double-walled bellows welded to the stem at the lower end. No vibration from plug to bellows. Plug easy to replace.
  • Hard-faced valve seat made of wear-resistant and corrosion-proof materials for long service life and high functional reliability.

Technical Data

Component function
Shut off/control flow
Connection type Inlet
Flange,
Butt weld ends
Design concept Drive
With handwheel
Mtrl Hydraulic casing
GP240GH+N
Nominal pressure Hydr casing
PN 25,
PN 40
Maximum nominal size TSG
DN 300
Minimum nominal size TSG
DN 15
Max allowed fluid temp TSG
450 °C
Min allowed fluid temp TSG
-10 °C

Sectional Drawings

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