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Custom Blue Drill Pipe Float Valve & Float Valve Sub SY/T5200-2002 / API
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Custom Blue Drill Pipe Float Valve & Float Valve Sub SY/T5200-2002 / API

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API Certified Downhole drilling tools, Drill Pipe Float Valve & Float Valve Sub

 

1. Descriptions:

This Float Valve is normally  installed in a standard bore-back of the bit sub, to provide fluid flow control at the bottom 

of the drill stem. It also prevents backflow of cuttings from plugging the drill bit jets while making connections.

 

The Float Valve Sub is a bit sub in which a float valves is installed.Its connection is ordered by user.The supplier put a 

float valve into the bore of the sub according to specifications of standard API.Mechanical property of material of sub 

conforms to the requirement of standard SY/T5200-2002 and API.

 

2. Float Valve Specifications:

Type

Dia. of Valve 

Assembly

mm(inch)

Length Of Valve

 Assembly 

mm(inch)

Dia. Of Float 

Recess mm

(inch)

Sub Box

Other Popular Connections

Connection

 API

Depth Of 

Recess 

mm(inch)

Connection 

API

Depth Of 

Recess 

mm(inch)

1R

42.1(1-21/32)

149.2(5-7/8)

42.9(1-11/16)

2-3/8 Reg

231.8(9-1/8)

NC 23

231.8(9-1/8)

2F-3R

61.1(2-13/32)

165.1(6-1/2)

61.9(2-7/16)

3-1/2 Reg

266.7(10-1/2)

NC 31

260.35(10-1/4)

3-1/2 F

79.4(3-1/8)

254(10)

80.2(3-5/32)

 

 

NC 38

362.0(14-1/4)

4R

88.1(3-15/32)

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Mr. Hongsheng
Tel: 86-546-7709698
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Dongying Hongsheng Petroleum Equipment Co.,Ltd
Lijin Economic Zone, Dongying, Shandong, China (Mainland)
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