Oilwell API Heavy Weight Drill Pipe and Kelly Factory Price
China Oilwell API Heavy Weight Drill Pipe and Kelly Factory Price, Find details about China Drill Pipe, Square Kelly from Oilwell API Heavy Weight Drill Pipe and Kelly Factory Price
Basic Info.
Model NO.
Downhole
Thickening Type
Iu, EU, Ieu
Trademark
MED
Transport Package
Standard Export Packing
Specification
2 3/8" --- 6 5/8"
Origin
China
Model NO.
Downhole
Thickening Type
Iu, EU, Ieu
Trademark
MED
Transport Package
Standard Export Packing
Specification
2 3/8" --- 6 5/8"
Origin
China
Product Desciption
Oilwell API Heavy Weight Drill Pipe and Kelly Factory Price
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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