| Customization: | Available |
|---|---|
| After-sales Service: | Online Technical Support |
| Certification: | API |
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Heavy Weight Drill Pipe(short for HWDP) is an intermediate weight stem component which is used in conjunction with the drill pipe and drill collars. Besdrill HWDP is available in standard, spiral and non-magnetic designs. In some applications, heavy-weight also can be used instead of the drill collars.
• A centre upset or wear pad to increase tube life,reduce hole drag and differential sticking problems;
• Connections are completed(phosphate coated) to protect them from the elements after machining and to help prevent galling upon initial make-up;
• Thread roots are cold rolled on API and H-90 connections. And pressed steel thread protectors are supplied for standard connections;
• Hardbanding and Internal Coating can be provided on customer's request.
| Size(in) | O.D.
(in) |
I.D.
(in) |
Tool Joint
O.D. (in) |
Tool Joint
O.D. (in) |
Connection | Max elevator diameter
(in) |
Central upset dia.
(in) |
Min. drift dia. size
(in) |
| 3 1/2 | 3 1/2 | 2 1/4 | 4 3/4
(4 7/8,5) |
2 1/4 | NC38 | 3 7/8 | 4 | 2 |
| 2 1/16 | 2 1/16 | 1 13/16 | ||||||
| 4 | 4 | 2 1/2 | 5 1/4 | 2 1/2 | NC40 | 4 3/16 | 4 1/2 | 2 1/4 |
| 2 9/16 | 2 9/16 | 2 5/16 | ||||||
| 4 1/2 | 4 1/2 | 2 11/16 | 6 1/4 | 2 11/16 | NC46 | 4 11/16 | 5 | 2 7/16 |
| 2 3/4 | 2 3/4 | 2 1/2 | ||||||
| 2 13/16 | 2 13/16 | 2 9/16 | ||||||
| 5 | 5 | 3 | 6 5/8 | 3 | NC5 | 5 1/8 | 5 1/2 | 2 3/4 |
| 5 1/2 | 5 1/2 | 3 1/4 | 7
(7 1/4,7 1/2) |
3 1/4 | 5 1/2FH | 5 11/16 | 6 | 3 |
| 3 3/8 | 3 3/8 | 3 1/8 | ||||||
| 3 7/8 | 3 7/8 | 3 5/8 | ||||||
| 4 | 4 | 3 3/4 | ||||||
| 6 5/8 | 6 5/8 | 4 | 8
(8 1/4,8 1/2) |
4 | 6 5/8FH | 6 15/16 | 7 1/8 | 3 3/4 |
| 4 1/2 | 4 1/2 | 4 1/4 | ||||||
| 5 | 5 | 4 3/4 |
Besdrill is a specialized Supplier of heavy-duty drill pipes, providing high-strength drilling tools for oil, gas, and geological exploration. Our product range includes API-standard drill pipes, custom-made pipes, and special alloy pipes, manufactured with premium alloy steel and advanced heat treatment technology to ensure high-pressure resistance, wear-proof durability, and anti-fatigue performance. Exported to over 30 resource-rich regions (Middle East/Africa/South America), we offer cost-effective drilling solutions for contractors and oilfield service companies.
1.100+ Factory Options: Access to Chinese/EU/US mills with price benchmarking.
Heavy-duty drill pipes are engineered for extreme conditions like ultra-deep wells, offshore platforms, arctic zones, and sour formations, delivering high strength, corrosion resistance, and fatigue-resistant drilling solutions.
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