SKU AV-ZXL Category Tag

NORI 40 ZXL / ZXS globe valve

Stuffing box valve cast steel for water, steam and neutral media

Data sheet

 

Product information

The NORI 40 ZXL / ZXS is a metal-seated gland-packed globe valve for demanding applications in power plants, chemical and process plants. It offers high operational reliability, a long service life and meets all relevant standards. Ideal for water, steam and neutral media.

Special features

  • Rotating stem with back seat
  • Robuste Stopfbuchsabdichtung
  • Stellungsanzeige optional
  • TA-Luft-konform and ATEX-geeignet

Versions and options

  • Throttle cone for control duties
  • Relief cone from DN125 for differential pressure limitation
  • Feststellvorrichtung / Hubbegrenzung
    Stellungsanzeige
  • Oil-free and grease-free version (wetted parts)
  • Other flange, weld end or socket weld machining
  • Packing in PTFE silk (max. 250 °C)
  • ATEX version for zone 1+21 and zone 2+22

Areas of application

  • Water, steam, gas and neutral liquids
  • Flanged version DN 10 to DN 40
  • Welded version DN 10 to DN 50
  • Ex-Zonen 1+21 and 2+22

Advantages

  • Globe valve with gland packing to DIN/EN
  • Flanged version DN 10 to 40, welded version DN 10 to 50
  • Temperature range -10 to +450 °C
  • TA Luft version to VDI 2440, ATEX compliant

Selection and installation

The connection type determines the nominal size range: flange up to DN 40, weld ends up to DN 50. For larger nominal sizes the series ZXLF or ZXSF with DN up to 200 should be specified.

FeatureSpecification
TypeNORI 40 ZXL (flanged) / ZXS (welded ends)
Designglobe valve with gland packing
Case materialP 250 GH (DN10–40), GP 240 GH+N (DN50–400)
Nominal size (DN)DN 10 – DN 400
Nominal pressure (PN)PN 25 / PN 40
Temperature range–10 °C to +450 °C
Mediawater, steam, gas, neutral liquids
StandardsDIN EN 1092, DIN EN 558, DIN EN 12266, TA air
OptionsATEX, ISO 15848, EC type examination module B
TestingStrength PN × 1.5; Tightness PN × 1.1
Armaturenfabrik globe valve automated with our partners Fromme Armaturen and KSB

Automation of globe valves

Together with our strong partners, we develop customized automation solutions for globe valves. Whether pneumatic or electric actuators, positioners, limit switches or solenoid valves – we offer complete systems from a single source.

  • Consulting & engineering: Selection of suitable drive technology and control components.
  • Integration & modification: Adaptation to existing systems, including ISO 5211-compatible interfaces.
  • Complete systems: Ready-to-install solutions with documentation, tested in accordance with relevant standards (DIN EN 12266, ATEX, TA-Luft).

Globe valves with heating & leakage jacket

Our globe valves can be individually equipped with high-quality stainless steel heating and leakage jackets. These enable the safe heating, temperature control and leakage monitoring of viscous, temperature-dependent or safety-critical media.


Thanks to our customized design, we adapt each jacket precisely to the respective valve – including production, welding, connection assembly and leak testing. We can provide suitable valves directly on request. Ideal for the process industry, chemicals, energy, food technology and wherever process reliability and constant media conditions are crucial.

Armaturenfabrik globe valve heating jacket modification valve construction stainless steel DN50

FAQs

Which standards do the globe valves NORI 40 ZXL and NORI 40 ZXS meet?

DIN EN 1092, DIN EN 558, DIN EN 12266, TA-Luft, ATEX.

Water, steam, gas, neutral liquids.

Yes, for zone 1+21 and zone 2+22.

Standard: -10 °C to +450 °C.

Yes, according to VDI 2440.

Insulation – In combination with valves and containers

Our insulations are more than just accessories – they perfectly complement valves and systems and increase efficiency, safety and adaptability.
Order and configure now.

We offer:

  • Custom-made insulating pads to fit your valves
  • Heating jacket integration – reliable even under extreme conditions
  • Insulation jackets and pipe insulation for SKID assemblies – ideal for modular systems and complex systems
  • Special solutions for high temperatures – for power plants, the chemical and process industries
Armaturenfabrik Valve insulation High-temperature pipe insulation with IFS-Plast25 insulation pads and IFS-MW20 mineral wool for SKID systems, process plants

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