API 2F-3R Flapper Type Drill Pipe Float Valve & Sub - 61.1mm Valve Assembly, 165.1mm Length
Price:
USD100-2000/pc
MOQ:
1 pc
Delivery Time:
7-30 work days
Product Description
API Oilfield Downhole Tools 2F-3R Flapper Type Drill Pipe Float Valve & Float Valve Sub
Float Valve Overview
The Drill Pipe Float Valve is installed in the standard bore-back of the bit sub to provide precise fluid flow control at the bottom of the drill stem. This critical component prevents backflow of cuttings from plugging drill bit jets during connections, ensuring uninterrupted drilling operations.
We manufacture a comprehensive range of Float Valves and Repair Kits designed to accommodate diverse drilling situations and challenging operating conditions.
Spare Parts Availability
Model G Type Drill Pipe Float Valve Parts:
- Small Bumper
- Spring
- Pin
- Large Bumper
- Shock Absorber
- Seal Retainer
- Flapper Valve
- Seal
- Side Seal
- Cage
Model F Type Drill Pipe Float Valve Parts:
- Valve Seal Disc
- Plunger
- Side Seal
- Valve Seal
- Guide
- Spring
- Cage
Float Valve Sub Functionality
The Float Valve Sub is an essential component in petroleum exploration and drilling engineering. Connected at the upper part of the drill bit, the float valve assembly is positioned near the bit connecting thread and can be installed at necessary positions within the drill string.
Primary applications include preventing mud ingress, controlling mud return flow, and eliminating hole blocking when connecting with single piece pipe. During blowout events, the nozzle automatically closes via the valve cap assembly, effectively preventing blowout within the drill string.
Technical Specifications
| Type | Valve Assembly Diameter mm(inch) |
Valve Assembly Length mm(inch) |
Float Recess Diameter mm(inch) |
Sub Box | Other Popular Connections |
|---|---|---|---|---|---|
| 1R | 42.1(1-21/32) | 149.2(5-7/8) | 42.9(1-11/16) | 2-3/8Reg. 231.8(9-1/8) |
NC23 231.8(9-1/8) |
| 2F-3R | 61.1(2-13/32) | 165.1(6-1/2) | 61.9(2-7/16) | 3-1/2Reg. 266.7(10-1/2) |
NC31 260.35(10-1/4) |
| 3-1/2 F | 79.4(3-1/8) | 254(10) | 80.2(3-5/32) | NC38 362.0(14-1/4) |
|
| 4R | 88.1(3-15/32) | 211.1(8-5/16) | 88.9(3-1/2) | 4-1/2Reg. 325.4(12-13/16) |
NC44 331.8(13-1/16) |
| 5R | 98.4(3-7/8) | 247.7(9-3/4) | 99.2(3-29/32) | 5-1/2Reg. 374.7(14-3/4) |
NC50 368.3(14-1/2) |
| 5F-6R | 121.4(4-25/32) | 298.5(11-3/4) | 122.2(4-13/16) | 6-5/8Reg. 431(17) |
5-1/2IF 431.8(17) |
Contact Information
Company: Dongying OilMan Machinery Equipment Co.
Address: North Two Road, Dongying City, Shandong Province, China
Mobile/WhatsApp/WeChat: +86 13475294399
Email: christal@oilmancn.com
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Company
Dongying Oilman Machinery Equipment Co.,Ltd.
Location
www.oilmanchina.com
Contact Person
Christal