NORI 40 ZYLB/ZYSB

Design
Flanged or weld end bellows-type globe valve, Y-valve, with replaceable throttling valve plug (up to DN 100) or shut-off plug (DN 125 and above), singlepiece non-rotating stem; with position indicator, travel stop, locking device; seats made of wear and corrosion resistant Cr or CrNi steel.
Application
In heat transfer systems, industrial plants, building services and shipbuilding. For thermal oils, water, steam, gas and other non-aggressive fluids. Other fluids on request.

Overview of technical data
Bonnet design Yoke
Maximum temperature 450 °C
DN max. 300
Body/bonnet seal element Internally and externally confined seal
Handwheel movememt Non- rising
Minimum temperature 10- °C
DN min. 15
Valve disc/plug material Metal- to-metal seat
Body material (EN standard) 1. 0619+N
Threaded-end design Flange design; butt weld end design
Stem sealing Bellows with back- up gland packing
Body design Y- valve body
Actuator options available ex works No
PN max. 40
Dimension standard EN 12982/ 1;EN 558-1/1;ISO 5752/1
Main applications Industry and process engineering; Building services