SKU RSK-S2000 Category

Non-return valves Series 2000

Double-leaf non-return valves for large nominal sizes and aggressive media.

Data sheet

Product information

The Series 2000 non-return valve from KSB is a high-quality valve for industrial applications. With its double-leaf disc, compact design and high corrosion resistance, it is suitable for water, steam and aggressive media in demanding systems.

Special features

  • Double-leaf damper disk for low pressure loss
  • One-piece ring housing for long service life
  • Seal types: metal-elastomer (PN16/Class150) or metal-metal (Class150)
  • Installation between flanges to PN10, PN16, PN25 and ASME B16.5 Class150
  • Exterior coating: Polyurethane (RAL 5002) or passivated stainless steel
  • Maintenance-free construction

Advantages

  • Compact design and low weight
  • Simple installation without special tools
  • High corrosion resistance
  • Long service life even with aggressive media
  • Complies with Pressure Equipment Directive 2014/68/EU and ATEX

Variants

  • PN16: Body made of EN-GJL-250 (cast iron), temperature up to 200°C
  • Class150: Body made of stainless steel 1.4408 (CF8M), temperature up to 538°C
  • Gaskets: Nitrile, EPDM, Viton or metal-to-metal

Areas of application

  • Air conditioning and heating systems
  • Water treatment and seawater desalination
  • Chemical and petrochemical industry
  • Pulp and paper industry
  • Marine technology and energy systems
FeaturePN 16Class150
Nominal pressurePN 16PN 20
Nominal sizeDN 50 –
DN 600
DN 250 –
DN 600
Temperature range-5°C to +200°C-196°C to +538°C
materialEN-GJL-250Stainless steel 1.4408 (CF8M)
GasketsMetal-elastomerMetal-metal or elastomer
Standards

DIN EN 558-1,
EN 1092-2

DIN EN 558-1,
EN 1092-2

Non-return valves in pipe production & plant engineering

Our pipe production department supplies welded pipe segments, pipe assemblies and complete valve sections made of stainless steel – exactly to your specifications. Whether pressure pipes in accordance with the PED, reducers or complex assemblies with integrated non-return valves: We combine the highest manufacturing quality with standard-compliant design for industrial plants, energy and process systems.


Your advantages:

  • Pipe assemblies with integrated valves (e.g. non-return valves, ball valves, strainers)
  • Production in accordance with Pressure Equipment Directive 2014/68/EU and EN standards
  • Individual items, series production or SKID system construction
  • Materials: Stainless steel, steel, special alloys for aggressive media
  • Ready-to-install delivery including documentation and test reports
Valve factory Pressure reducing station Pressure regulating valves Pressure reducing valves SKID Overflow valves individual pipe production, non-return valve, non-return valves - production and assembly, valve construction, valve manufacturer

FAQs

Which media are suitable?

Water, steam, aggressive and corrosive media.

Yes, with flow direction from bottom to top.

EN 12516, API 598, ASME B16.34, Pressure Equipment Directive 2014/68/EU.

Yes, for zone 1+21.

Between standard flanges, without support, without special tools.

Insulation – In combination with fittings and containers

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

We offer:

  • Custom-made insulating pads to fit your fitting
  • 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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