Unionlever (Group) Petroleum Equipment Co.,Ltd.

Full-Open Safety Valves

Full-Open Safety Valve

    Full-open Safety Valves can be installed in drill collars and drill pipes, can be used to prevent a blowout phenomenon of emergency.

Type

O.D.
mm（inch）

I.D.
mm（inch）

Length
mm（inch）

Connection
API

Pressure

QK121-1-00

120.7

50.8

650

NC38 B×P

5000psi

1000psi

QK165-2-00

165.1

71.4

720

NC50 B×P

5000psi

1000psi

QK190-1-00

190

76.2

835

5-1/2″FH B×P

5000psi

1000psi

How to Order

Specify:

  • Outer Diameter
  • Connections


Other sizes and connections available upon request.
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