Ball screw structure of operating effectively lower operating movement, and can achieve 1/3 of common valve torque.
Gate valve structure:
 1) stem structure has the function of pressure balance and switch indication.
 2) Apply to the structure of the big bore high pressure valve;
 3) working pressure: 2000PSI~15000PSI.
 4) Norminal bore: 1 13/16"~7 1/16"
 5)Produc specification leve:  1~4
 6) Performance specification level: PR1~2
 7)Working temp: L,U
 8) Material class: AA~FF

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