Downhole API Heavy Weight Drill Pipe and Kelly Factory Supply
China Downhole API Heavy Weight Drill Pipe and Kelly Factory Supply, Find details about China Drill Pipe, Square Kelly from Downhole API Heavy Weight Drill Pipe and Kelly Factory Supply
Basic Info.
Model NO.
Drill Pipe
Thickening Type
Iu, EU, Ieu
Trademark
MED
Transport Package
Standard Export Packing
Specification
2 3/8" --- 6 5/8"
Origin
China
Model NO.
Drill Pipe
Thickening Type
Iu, EU, Ieu
Trademark
MED
Transport Package
Standard Export Packing
Specification
2 3/8" --- 6 5/8"
Origin
China
Product Desciption
Downhole API Heavy Weight Drill Pipe and Kelly Factory Supply
Our drill pipes have optimal bearing design, it can be working stably in high WOB, and the quality tungsten carbide inserts on cone and the gauge make a good wear resistance, largely extending the working life of bits.
Parameters
| OD | Nominal weight | Calculation of weight | GRADE | W.T. | Thickening type | |||
| in | mm | lb/ft | kg/m | in | mm | |||
| 2 3/8 | 60.3 | 6.65 | 6.26 | 9.32 | E,X,G,S | 0.280 | 7.11 | EU |
| 2 7/8 | 73.0 | 10.4 | 9.72 | 14.48 | E,X,G,S | 0.362 | 9.19 | EU / IU |
| 3 1/2 | 88.9 | 9.50 | 8.81 | 13.12 | E | 0.254 | 6.45 | EU / IU |
| 3 1/2 | 88.9 | 13.30 | 12.31 | 18.34 | E,X,G,S | 0.368 | 9.35 | EU /IU |
| 3 1/2 | 88.9 | 15.50 | 14.63 | 21.79 | E | 0.449 | 11.40 | EU / IU |
| 3 1/2 | 88.9 | 15.50 | 14.63 | 21.79 | X,G,S | 0.449 | 11.40 | EU / IEU |
| 4 | 101.6 | 14.00 | 12.93 | 19.26 | E,X,G,S | 0.330 | 8.38 | EU /IU |
| 4 1/2 | 114.3 | 13.75 | 12.24 | 18.23 | E | 0.271 | 6.88 | EU /IU |
| 4 1/2 | 114.3 | 16.60 | 14.98 | 22.31 | E,X,G,S | 0.337 | 8.56 | EU / IEU |
| 4 1/2 | 114.3 | 20.00 | 18.69 | 27.84 | E,X,G,S | 0.430 | 10.92 | EU / IEU |
| 5 | 127.0 | 16.25 | 14.87 | 22.15 | X,G,S | 0.296 | 7.52 | IU |
| 5 | 127.0 | 19.50 | 17.93 | 26.71 | E | 0.362 | 9.19 | IEU |
| 5 | 127.0 | 19.50 | 17.93 | 26.71 | X,G,S | 0.362 | 9.19 | EU / IEU |
| 5 | 127.0 | 25.60 | 24.03 | 35.79 | E | 0.500 | 12.70 | IEU |
| 5 | 127.0 | 25.60 | 24.03 | 35.79 | X,G,S | 0.500 | 12.70 | EU /IEU |
| 5 1/2 | 139.7 | 21.90 | 19.81 | 29.51 | E,X,G,S | 0.361 | 9.17 | IEU |
| 5 1/2 | 139.7 | 24.70 | 22.54 | 33.57 | E,X,G,S | 0.415 | 10.54 | IEU |
| 6 5/8 | 168.3 | EU / IEU | ||||||
Square Kelly is the main driver of the whole drill string. It transmits torsional energy from the rotary table through the drill string to the bit at the bottom of the hole. Our square Kelly is a long square, precision machined heavy steel bar that is supported by the swivel through the rotary table and is connected to the first joint of drill pipe in the drill string.
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