Check valves

Check valves in intermediate flange design with one piece connecting element or as a double wing check valve - metal or elastic sealant. Minor pressure loss and low opening pressure. The installation takes place between flanges pursuant to DIN / ANSI in horizontal or vertical piping systems.

 

RSK
check valve

A universally applicable check valve for horizontal and vertical installation.

Nominal diameter:

DN 32 - DN 400

Face-to-face:

EBRO works standard

Flange accommodation:

EN 1092 PN10/16
ASME Class 150

Marking:

EN 19

Tightness check:

EN 12266 (Leckrate A)
NBR, EPDM, FKM, PTFE
EN 12266 (Leakage Rate G)
Metal-seated
ISO 5208, Category 3
API 598 Table 5

Temperature range:

0°C to +200°C
(depending on sealing and body material)
NBR 90°C
EPDM 120°C
FPM 150°C
PTFE 200°C

Pressure range:

max. 8 bar plastic version
max. 16 bar metal version

Body:

Aluminium, 1.4301, 2.0975, PVC, PP, PVDF, Steel nickel plated, Hastelloy C4

Disc:

1.4408, 1.4571, 2.0975, PVC, PP, PVDF, Hastelloy C4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DC
check valve

A double check valve for industrial plants and civil engineering.

Nominal diameter:

DN 50 - DN 600

Face-to-face:

EN 558-1
ISO 5752

Flange Surface Design:

EN 1092 Form A/B
ASME RF, FF

Flange accommodation:

EN 485 PN 10/16
ASME Class 150

Marking:

EN 19

Working pressure:

16 bar ? DN 250
10 bar ? DN 300

Tightness check:

EN 12266 (Leakage Rate A)
ISO 5208, Category 3

Temperature range:

0°C to +130°C (depending on pressure, medium and material)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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