- Contact Person : Mr. Zou Leroy
- Company Name : Baotou Found Petroleum Machinery Co., Ltd.
- Tel : 86-21-34223216
- Fax : 86-21-34223217
- Address : Shanghai,Shanghai,Room1502, Building17,No199, Mincheng Road
- Country/Region : China
- Zip : 201100
Heavy Weight Drill Pipe
Heavy Weight Drill Pipe
Option Integral heavy weight drill pipe with two central upsets and with spiral grooves are also available hard banding can be added,as well as internal coat as per client ’request
HWDP is made from AISI4145H,All physical operties conform with API Spec 7 and SY/T5146,shape and size we manufacture as follows.
Drill Pipe (E.X.G.S) | ||||||||
Size (inch) | WeightDesignation | Calculated Plain-End weight | Outside Diam. | Wall Thickness | ||||
Lb/ft | kg/m | Inch | mm | Inch | mm | |||
2-3/8 | 6.65 | 6.26 | 9.32 | 2.375 | 60.3 mm | 0.280 | 7.11 mm | |
2-7/8 | 10.40 | 9.72 | 14.48 | 2.875 | 73.0 mm | 0.362 | 9.19 mm | |
3-1/2 | 9.50 | 8.81 | 13.12 | 3.500 | 88.9 mm | 0.254 | 6.45 mm | |
3-1/2 | 13.30 | 12.31 | 18.34 | 3.500 | 88.9 mm | 0.368 | 9.35 mm | |
3-1/2 | 15.50 | 14.63 | 21.79 | 3.500 | 88.9 mm | 0.449 | 11.40 mm | |
4 | 14.00 | 12.93 | 19.26 | 4.000 | 101.6 mm | 0.330 | 8.38 mm | |
4-1/2 | 13.75 | 12.24 | 18.23 | 4.500 | 114.3 mm | 0.271 | 6.88 mm | |
4-1/2 | 16.60 | 14.98 | 22.31 | 4.500 | 114.3 mm | 0.337 | 8.56 mm | |
4-1/2 | 20.00 | 18.69 | 27.84 | 4.500 | 114.3 mm | 0.430 | 10.92 mm | |
5 | 16.25 | 14.87 | 22.15 | 5.000 | 127.0 mm | 0.296 | 7.52 mm | |
5 | 19.50 | 17.93 | 26.71 | 5.000 | 127.0 mm | 0.362 | 9.19 mm | |
5 | 25.60 | 24.03 | 35.79 | 5.000 | 127.0 mm | 0.500 | 12.70 mm | |
Drill Pipe Diameter | Thickness Style | Steel Grade | Pipe Wall Thickness | Outside Diameter of Thick Side | Inside Diameter of Thick Side |
Φ60 | External Upset | DZ50,R780 | 6/7.11 | Φ65 | Φ46 |
G105 | 7.11 | Φ65 | Φ40 | ||
Φ73 | External Upset | DZ50,R780 | 9 | Φ81 | Φ54 |
G105 | 9.19 | Φ81 | Φ49 | ||
Φ89 | External Upset | DZ50,R780 | 10 | Φ98 | Φ66 |
G105 | 9.35 | Φ98 | Φ63.5 | ||
Φ114 | Internal&External Upset | DZ50,R780 | 8 | Φ127 | Φ92 |
G105 | 8.56 | Φ119 | Φ73 | ||
External Upset | G105 | 8.56 | Φ127 | Φ90.5 | |
Φ127 | Internal&External Upset | DZ50,R780 | 10 | Φ130 | Φ90.5 |
G105 | 9.19 | Φ130 | Φ90.5 |
Note: The wall thickness of heavy weight drill pipe is between drill pipe and drill collar, its structure is similar with drill pipe. It is made from premium alloyed steel. Its both tool joints and middle upset are welded hardbands. Technical parameters meet with API Spec7-1 Standard.
Heavy Weight Drill Pipe
