ECOLINE WT/WTI

Technical data

PN: 16

DN: 50 - 300

T [°C]: ≥ -10 - ≤ +110

Description

Swing check valve to DIN/EN with wafer-type body; body and valve disc made of carbon steel (WT) or stainless steel (WTI), O-ring made of Viton.

Applications

Irrigation systems, district heating, domestic water supply, waste water treatment plants, air-conditioning systems, cooling circuits, water supply systems.

STAAL 40 AKK/AKKS

Technical data

PN: 10 - 40

DN: 80 - 400

T [°C]: ≥ -10 - ≤ +450

Description

Swing check valve to DIN/EN with flanged ends (AKK) or butt weld ends (AKKS), with bolted cover, internally mounted hinge pin, body of welded construction, seat/disc interface made of wear and corrosion resistant 17 % chrome steel.

Applications

Industrial plants, power stations, process engineering and shipbuilding. For water and steam. Other non-aggressive fluids such as gas or oil on request.

STAAL 100 AKK/AKKS

Technical data

PN: 63 - 100

DN: 80 - 400

T [°C]: ≥ -10 - ≤ +530

Description

Swing check valve to DIN/EN with flanged ends (AKK) or butt weld ends (AKKS), with bolted cover, internally mounted hinge pin, body of forged or welded construction, seat/disc interface made of wear and corrosion resistant 17 % chrome

steel or Stellite.

Applications

Industrial plants, power stations, process engineering and shipbuilding. For water and steam. Other non-aggressive fluids such as gas or oil on request.

AKR/AKRS

Technical data

PN: 63 - 160

DN: 80 - 300

T [°C]: ≥ -10 - ≤ +550

Description

Swing check valve to DIN/EN with flanged ends (AKR) or butt weld ends (AKRS), pressure seal design, internally mounted hinge pin, body of forged and welded construction, seat/disc interface made of wear and corrosion resistant 17 % chrome

steel or Stellite.

Applications

Industrial plants, power stations, process engineering and shipbuilding. For water and steam. Other non-aggressive fluids such as gas or oil on request.

ZRS

Technical data

PN: ≤ 600

DN: 50 - 800

T [°C]: ≥ -10 - ≤ +650

Description

Swing check valve to DIN/EN with butt weld ends, pressure seal design, internally mounted hinge pin, billet-forged body; seat/disc interface made of wear and corrosion resistant Stellite.

Applications

Industrial plants, power stations, process engineering and shipbuilding. For water and steam. Other non-aggressive fluids such as gas or oil on request.

SISTO-RSK/RSKS

Technical data

PN: 16

DN: 25 - 300

T [°C]: ≥ -20 - ≤ +140

Description

Swing check valve to DIN/EN with flanged ends, body with or without lining, soft seated, no dead volumes, straight-way pattern, full bore, slanted seat, static sealing to atmosphere; with soft rubber encapsulated pre-loaded valve disc featuring short travel to closure.

Applications

Building services, industry and power stations; suitable for drinking water, service water, fluids handled in the food and beverage industry, abrasive and aggressive products in chemical engineering and process engineering.

SERIE 2000

Technical data

PN: 16/25

Class: 150/300

DN: 50 - 600

T [°C]: ≥ -196 - ≤ +538

Description

Dual-plate check valve with single-piece, wafer-type body made of lamellar graphite cast iron, nodular cast iron, steel, stainless steel or copper aluminium alloy, metal/elastomer-seated or metal/metal-seated, maintenance-free, connections to EN, ASME or JIS.

Applications

Building services: heating, air-conditioning, water supply, irrigation, water treatment. General processes: water, air, gas. Process engineering, chemical and petrochemical industry, sugar industry, paper industry, water supply, desalination, marine applications: water, air, gas, hydrocarbons.