Oilfield Tool Equipment

Float Valve

Description

Drill pipe valve is connected on the bit, used for preventing well kick or blow. It can also used for crossover while no tools are running in. In fact, it’s a one-way valve; it can not prevent mud normal circulation, but can prevent well kick or well blow.

Specification：

DP float valve

Model

OD（mm）

Bearing Back Pressure

Connection

Connecting DC(in)

ZFF127

￠127

35Mpa  70Mpa

NC38×NC38

5”

ZFF159

￠159

35Mpa  70Mpa

NC46×NC46

6 1/4”

ZFF165

￠165

35Mpa  70Mpa

NC50×NC50

6 1/2”

ZFF178

￠178

35Mpa  70Mpa

NC50×NC50

7”

ZFF203

￠203

35Mpa  70Mpa

6 5/8REG×6 5/8REG

7”

ZFF228.6

￠228.6

35Mpa  70Mpa

7 5/8REG×7 5/8REG

9”

ZFF241

￠241

35Mpa  70Mpa

7 5/8REG×7 5/8REG

9 1/2”