1.Material:

Body: Casting AL alloy

Shaft: SS

Seal: NBR

 2.Feature:

Light casting AL structure,high intensity

Used the long service life lift valve surface

Fit API 1004 standard

Easy operate and can install by only one hand

 3.Parameter:

Size - 4"

Working pressure - 0.3MPA

Operate way - manual

Temperature -20 to 70 ℃

Medium - oil

1.Material:

Body: casting AL alloy

Shaft: SS

Seal: FPW,NBR

Spring: SS

 2.Feature:

Casting AL alloy structure,oxidize treatment

4" NPT/BSNPT internal thread,4" connection

4" flange(TTMA standard)

Reasonable design,3" lift valve

Fit API RP1004 and EN13083 standard

 3.Parameter:

Size - 4"

Working pressure - 0.3MPA

Connect way - flange, internal thread

Temperature -20 to 70 ℃

Medium - oil

1.Material:

Body: casting AL alloy

Shaft: SS

Seal: FPW,NBR

Spring: SS

 2.Feature:

Casting AL alloy structure,oxidize treatment

4" NPT thread vent

Reasonable design,use the pneumatic switch controller to control

Fit flange TTMA and EN13083 standard

More flow,lower pressure

 3.Parameter:

Size - 4"

Flow  - 1600L/min

Working pressure - 0.3MPA

operate way - pneumatic

Connect way - flange

Temperature -20 to 70 ℃

Medium - oil