cryogenic pneumatic diaphragm actuator valve

Cryogenic Pneumatic Diaphragm Actuator Valve

Nominal diameter: DN20 DN32 DN40 DN50 DN65 DN80 DN100 DN125 DN150 DN200

Nominal pressure: PN1.6 PN4.0 PN6.4

Flanged standard: JB/T79.1-94～JB/T79.2-94

stuffing: PTFE ;Teflon asbestos

structure: See the picture

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Valve body:

Type	Single seat angle type valve casting ball
Nominal diameter	DN20 DN32 DN40 DN50 DN65 DN80 DN100 DN125 DN150 DN200
Nominal pressure	PN1.6 PN4.0 PN6.4
Flanged standard	JB/T79.1-94～JB/T79.2-94
Material	Cast steel{ZG230-450};Cast stainless steel{ZG1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti}
Valve cover	Standard form-17～230℃;low temperature form-60～-196℃；Bellows seal -40～+350℃
Stuffing	PTFE ;Teflon asbestos
Structure	See the picture