API Kelly Valve Plug Drill Pipe Safety Valve
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Incoterm: | FOB,CFR,CIF |
Min. Order: | 1 Piece/Pieces |
Transportation: | Ocean,Land,Air |
Port: | China Sea-port,Railway station,Airport |
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Payment Type: | L/C,T/T,Paypal,Money Gram,Western Union |
Incoterm: | FOB,CFR,CIF |
Min. Order: | 1 Piece/Pieces |
Transportation: | Ocean,Land,Air |
Port: | China Sea-port,Railway station,Airport |
Model No.: 2-3/8TBG .2-3/8UPTBG 2-7/8TBG .2-7/8UPTBG 3-1/2TBG .3-1/2UPTBG
Brand: Youlong energy
Types Of: Gas Appliance Isolation Shut-Off Valves, Plug Valves
Support Customization: Oem
Place Of Origin: China
Application: General
Medium Temperature: Medium Temperature, Normal Temperature
Power: Manual, Hydraulic
Flow Medium: Gas, Water, Oil, Acid
Structure: Plug, Safety
Selling Units | : | Piece/Pieces |
Package Type | : | wooden case |
API Kelly Valve Plug Drill Pipe Safety Valve
Kelly valve also named Kelly cock or drill pipe safety valve. It is a hand control valve in drill string circulating system and it is one of the effective tools to prevent blowout. Kelly valve is divided into Upper Kelly Valve and Lower Kelly Valve. Upper Kelly Valve is connected between Swivel sub and Kelly. Lower Kelly valve is connected between lower end of Kelly and top of drill pipe or lower end of Kelly save sub. Rotating the wrench of full opening safety valve 90° to realize on and off. In the drilling operation, in order to avoid malignant accidents, Kelly valves should be connected to both end of Kelly to prevent loss of drilling flid and blowout.
Kelly cock valve, which is a manually operated ball valve run in I.D of drill string, is one of effective tool for preventation from blowout.
The kelly cock is divided into upper kelly cock valve and lower kelly cock .
The upper kelly cock is connected between lower end of swivel and upper end of kelly. The lower kelly cock is connected between upper end of drill pipe and lower end of kelly or connected between lower end of kelly saver subs.
The kelly cock features a simple operation,the kelly cock can be opened on or closed off by only turning the special operationg spanner at 90 degrees according to indicating direction. During drilling operation the kelly cock shall be connected at upper end and lower end of kelly.
Characteristics and features
The valve is composed of upper and lower joint bodies, upper and lower valve seats, spheres, rotary switches, sealing rings, springs and compression caps.
It can be opened and closed by rotating the corresponding marks on and off at the hexagon of the outer surface.
The position of rotary switch shall be reserved, which can not be used as throttling. When in use, one end of external thread must face down.
Specifications and parameters
A:2-3/8TBG 、2-3/8UPTBG 2-7/8TBG 、2-7/8UPTBG 3-1/2TBG 、3-1/2UPTBG
B:As Per Customers'
Group Strength Advantages:
With registered capital RMB 84.76 million, covering 220,000 square meters, 76 workshops, 1058 Staffs, 950 sets of cold and heat machining equipment, 50 sets of numerically controlled equipment, ZYZJ O&G Group has consecutively established the strategic partnership with SINOPEC, CNPC, Zhongyuan Oil Field and Shengli Oil Field, and leveraged its technical and manufacturing advantages to provide satisfactory products and solution services to customers at home and abroad.
All products are manufactured under ISO9001, ISO14001,and comply with the requirements of API spec (acquired in 1999, including API 4F、5CT、7K、8C、11AX、11B、11E)
With professional teams experienced in the maintenance of drilling machinery,TDS,SCR equipment, we can undertake Pumping Unit oil well on-site management services.
Long-term supply accessories of Drilling Rigs, workover rigs,Mud Pump and beam pumping unit, and distribute drill pipe, drill collar, casing, tubing, special drill pipe sub etc.
One of professional oilfield equipment manufacturers & exporters from China.Our products are based on advanced production line and testing equipment,designed and manufactured according to certification of API, ISO, GOST, etc.
On the basis of more than 40 years of manufacturing experience,more than 30 years of export experience, high quality products with competitive price, better understanding in Chinese market,High quality after-sales service,we hope to establish business relations with your company.
We are major at Cementing and Fracturing Equipment, Gate Valve and wellhead Christmas Tree,Plunger Pumps and Mud Pumps, Flow line Products, Solid Control Equipment,Drilling Rigs and Work over Rigs Matching Equipment etc. High quality & Steady quantity & Most competitive price will be sent for you.
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