USA Miller M40QDThese Low Emergency cut-off  valve are mainly used in pipeline systems withlow-temperature anddeep cold mediums,featured in its flexible operation andreliable sealing.

Major technical parameters:

Nominalpressure:4.0MPa

Designedtemperature:-196℃～+80℃

Applicablemedium:LNG、LO2、LN2、LAr

Valve body: ZG0Cr18Ni9

Valve clack：0Cr18Ni9

Valve lid: 0Cr18Ni9

Valve rod: 0Cr18Ni9

cylinder :Aluminum

Mainseal:PCTFE