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Drill Pipe
Drill Pipe
We are a drill pipe manufacturer and supplier in China. Our drill pipe is a piece of oil drilling equipment that is made in accordance with API 5D, API SPEC 7 Standards. The material of drill pipe body is chosen by the 1 and 3 group of API 5D. (Group 1-Grade E75; Group 3-Grade X95, G105, S135). The tool joints, which are up to API SPEC7 Standards, can be selected by our customers.
Specifications of Drill Pipe
| Size | Weight Designation | Calculated Plain-End Weight | Outside Diameter | Grade | Wall Thickness | Upset Ends. For Weld-on Tools Joint | |||
| Lb/ft | kg/m | in | mm | In | mm | ||||
| 2 3/8 | 6.65 | 6.26 | 9.32 | 2.375 | 60.3 | E,X,G,S | 0.280 | 7.11 | EU |
| 2 7/8 | 10.40 | 9.72 | 14.48 | 2.875 | 73.0 | E,X,G,S | 0.362 | 9.19 | IU or EU |
| 3 1/2 | 13.30 | 12.31 | 18.34 | 3.500 | 88.9 | E,X,G,S | 0.368 | 9.35 | IU or EU |
| 3 1/2 | 15.50 | 14.63 | 21.79 | 3.500 | 88.9 | X,G,S | 0.449 | 11.40 | EU or IEU |
| 4 | 14.00 | 12.93 | 19.26 | 4.000 | 101.6 | E,X,G,S | 0.330 | 8.38 | IU or EU |
| 4 1/2 | 16.60 | 14.98 | 22.31 | 4.500 | 114.3 | E,X,G,S | 0.337 | 8.56 | EU or IEU |
| 4 1/2 | 20.00 | 18.69 | 27.84 | 4.500 | 114.3 | E,X,G,S | 0.430 | 10.92 | EU or IEU |
| 5 | 16.25 | 14.87 | 22.15 | 5.000 | 127.0 | X,G,S | 0.296 | 7.52 | IU |
| 5 | 19.50 | 17.93 | 26.71 | 5.000 | 127.0 | X,G,S | 0.362 | 9.19 | EU or IEU |
| 5 | 25.60 | 24.03 | 35.79 | 5.000 | 127.0 | X,G,S | 0.500 | 12.70 | EU or IEU |
| 5 1/2 | 21.90 | 19.81 | 29.51 | 5.500 | 139.7 | E,X,G,S | 0.361 | 9.17 | IEU |
| 5 1/2 | 24.70 | 22.54 | 33.57 | 5.500 | 139.7 | E,X,G,S | 0.415 | 10.54 | IEU |
| 6 5/8 | 25.20 | 22.19 | 33.05 | 6.625 | 168.3 | E,X,G,S | 0.330 | 8.38 | IEU |
| 6 5/8 | 27.70 | 24.21 | 36.06 | 6.625 | 168.3 | E,X,G,S | 0.362 | 9.19 | IEU |
As an experienced oil drilling equipment manufacturer in China, we know how to produce quality well cement tools, solid control equipment, and oil drilling tools at low costs. As a result of their superior reliability and durability, our products are well received by customers in Russia, Germany, America, Kazakhstan, Singapore, Australia, Brazil, just to name a few.
We are looking forward to serving more global customers. Welcome to contact us for more information about our drill pipe.
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- Drill Stabilizer
A drill stabilizer is a piece of oil drilling equipment. As a renowned drill stabilizer manufacturer in China, we produce our integral blade stabilizers in accordance with API Spec.7. Integral 3-spiral blade stabilizer and integral 4-spiral blade stabilizer (string type, near bit type) are available.
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- Kelly
We are a professional kelly manufacturer and supplier in China. Our oil drilling kelly, a type of drilling equipment, is driving section of the whole drill stem. We can provide both square kelly and hexagonal kelly for you to choose from.