API Oilfield Plunger And Flapper Type Drill Pipe Float Valve With
Repair Kit For Oil Well Or Water Well
Float Valve:
Drill Pipe 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.
We make a complete line of Float Valves and Repair Kits to
accommodate a wide range of drilling situations and operating
conditions.
Spare Parts for Model G Type Drill Pipe Float Valve include: Small
Bumper, Spring, Pin, Large Bumper, Shock Absorber, Seal Retainer,
Flapper Valve, Seal, Side Seal, Cage
Spare Parts for Model F Type Drill Pipe Float Valve include: Valve
Seal Disc, Plunger, Side Seal, Valve Seal, Guide, Spring, Cage.
Float Valve Sub:
Float Valve Sub is an important tool in petroleum exploration and
drilling engineering. The float valve sub is connected at upper
part of drill bit, the float valve assembly in sub is near the bit
connecting thread and the float valve sub also can be necessary
position of drill string. The main application is,when connect with
single piece pipe, to prevent mud coming in, mud up returning and
blocking hole. When blowout takes place,blowout in drill string
will be avoided because nozzle is closed automatically by valve cap
for float valve assembly .
Technical Data:
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) | 2-3/8Reg. | 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) |
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Company Information:
About us
Dongying Machinery Equipment Co.,Ltd is a professional supplier of various petroleum equipment, including drilling rig accessories, well control system, drill string, handling tools,
downhole tools, OCTG, drilling tools, cementing tools and spare
parts with API certification. Our products have been exported to Russia, America, Middle East, South America, Southeast
Asia, Central Asia, African, Australia, Europe etc. Our company is willing to cooperate and make common progress with
friends at home and abroad with first-class products, first-class service and reasonable prices.
Certificates
API-5CT, API-10D, API-7K, API-11E, API-6A, API-11AX, API-5D, ISO
9001, ISO14001, ISO18001 etc.
Our Services:
1. We possess a 24 hr response system to provide convenient, fast,
and effective pre-sale, during sale and after-sale service.
2. Our promise: Any equipment sold by Dongying at any place in the
world, we will provide after-sale service promptly and efficiently.
Any equipment component damaged by manufacturing defect or quality
problem during the warranty period, Dongying will bear the direct
cost of the damaged parts.
3. Warranty period: 18 months from the day that the unit leaves
factory or 12 months from the date that the unit is put into use
(choose the earliest one which comes to an end as the calculation
standard).
