Threaded Check Valve

Name:

spring and swing check valve

Design:

reduced port

Material:

SS304/SS316/SS201/WCB

Working pressure:

200WOG~1000WOG

Size range:

1/4"--4"(DN8-DN100)

End Connection:

BSP/BSPT/NPT/DIN2999/DIN259 Threaded

Mode of operation:

Manual pneumatic electric

Options:

with or with locking device

Nominal pressure:

PN1.6

Strength testing pressure:

PT:2.4,3.8,6.0,9.6M.pa

Seat testing pressure(hight pressure):

1.8,2.8,4.4,7.1Mpa

Applicable media:

Q11F-1C water oil gas /Q11F-1P Nitric acid /Q11F-1R Acetic acid

Applicable temperature:

-40℃to180℃

Product standard:

ASME B16.34

Wall thickness standard:

ASME B16.34 GB12224

Thread standard:

ANSI B 1.20.1,BS 21/2779,DIN259/2999,ISO228 BSPT BSPP NPT