ASME Piston Check Valves

We keep in stock ASME Piston Check Valves as specified below:

ASME Piston Check Valves acc. BS5352 with flanged ends

Size range:
1/2“ (DN15) – 2“ (DN50)

Pressure class:
class 150#, class 300#, class 600#

End connections:
Flanges acc. to ASME B16.5

Materials:
1.0460 ~ A105N
A350-LF2
1.7362 = A182-F5
A182-F9
1.4541 = A182-F321
1.4404 = A182-F316L

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ASME Piston Check Valves (Wafer type)

Size range:
1/2“ (DN15) – 6“(DN150)

Pressure class:
class 150#, class 300#, (max 40 bar pressure)

End connections:
For mounting between flanges acc. ASME B16.5

Materials:
1.0460 ~ A105N
1.4404 = A182-F316L
A351-CF8M = 1.4408

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ASME Piston Check Valves acc. BS5352 with female threaded ends, socket weld ends or butt weld ends

Size range:
1/2“ (DN15) – 2“ (DN50)

Pressure class:
class 150#, class 300#, class 600#, class 800#, class 1500#

End connections:
Female threaded acc. ASME B1.20.1.NPTF
Female threaded acc. BSP
Socket weld ends acc. ASME B16.11
Butt weld ends acc. ASME B16.25

Materials:
1.0460 ~ A105N
A182-LF2
1.7335 ~ A182-F12
1.7362 = A182-F5
1.4541 = A182-F321
1.4404 = A182-F316L
Bronze ~ B62 up to class 300#

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Special design

On request we are able to deliver ASME Piston Check Valves in other design and materials. In addition at our service plant we are able to modify standard stock valves according to your specification.

Approvals/ Certifications:

AD2000 A4 
Pressure equipment directive 97/23/EG
ATEX 94/9/EG