| Customization: | Available |
|---|---|
| After-sales Service: | Support |
| Warranty: | 1 Year |
|
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WHY YOU CHOOSE US?
1. Strictly according to API 5DP standard
2. Yield strength: Min 517 Mpa
3. Tensile strength: Min 724 Mpa
4. Pipe body material: High quality alloy seamless pipe of E75
5. Thread treatment: Phosphorization or copper plating
| Name: | Drill Pipe |
| OD: | 2.375-140mm |
| Thickness: | 0.27-11.4mm |
| Steel Grade: | E75 , X95, G105, S135 |
| Type od end finish: | EU-external upset, IEU-internal & external upset |
| Standard: | API 5DP |
| payment: | L/C,TT |
| Package: | bare bundle or as request |
| Delivery: | 10-20days after receiving the deposit |
| Port: | xingang, tianjin |
| Market: | Mid east, North/South America,Europe,Asia,Africa etc. |
| Grade: | E75/R780/N80/G105/S135 |
| Length: | RI, RII, RIII (2~12.5 meters) |
| Wall Thickness: | 10mm |
| Connection: | 95mm(internal upset)/105mm(external upset) |
| Tool Joint: | 35CrMo |
| Apply to: | well drilling,mining drilling,gas drilling |
| Safe drilling depth: | Within 800-3000 meters |
| Process type: | Friction welding drilling |
| Thread type: | NC31 |
| Thickness style: | Internal and External Upset |
| Thread treatment: | Phosphorization, copper plating |
Outer diameter |
Thread |
Wall thickness mm |
Length mm |
|
| mm | inch | |||
| 76 | 3 | API 2 3/8 REG API 2 7/8 REG API 3 1/2 REG API 4 1/2 REG API 2 3/8 IF API 2 7/8 IF API 3 1/2 IF API 4 1/2 IF BECO 3 1/2" |
4.0 6.3 |
1000-6000 |
| 89 | 3 1/2 | 4.0 6.3 8.8 |
1000-6000 | |
| 102 | 4 | 6.3 8.8 |
4000-6000 | |
| 114 | 4 1/2 | 6.3 12.5 |
4000-9000 | |
| 127 | 5 | 6.3 12.5 19 |
4000-9000 | |
| 133 | 5 1/4 | 6.3 12.5 19 |
4000-9000 | |
| 140 | 5 1/2 | 8.8 | 4000-9000 | |
Drill pipe quality control:
1.Before order to be confirmed, the raw material of pipe and tool joint body should be booked from famous big steel enterprises in China.
2.Checked by our QC staff and factory own laboratory.
3.Every drill pipe has nondestructive inspection , cleaned and breach oil before packing.
4.Before delivery clients could send one QC or point the third party to check the quality such SGS, BV or others.
Drill pipe usage notes:
1.New drill pipe should be pasted thread oil before connection
2.Make up and break at least 3 times before drilling
3.Hard bending and plastic coating can be processed according to costumer special requirement.
| Outside Diameter, in. |
Inside Diameter, in. |
Connection | Tool Joint OD , in. |
Tool Joint ID , in. |
Center Upset Diameter, in. |
| 3-1/2 | 2-1/4 | NC38 | 4-3/4 (4-7/8, 5) | 2-1/4 | 4 |
| 2-1/16 | 2-1/16 | ||||
| 4 | 2-1/2 | NC40 | 5-1/4 | 2-1/2 | 4-1/2 |
| 2-9/16 | 2-9/16 | ||||
| 4-1/2 | 2-11/16 | NC46 | 6-1/4 | 2-11/16 | 5 |
| 2-3/4 | 2-3/4 | ||||
| 2-13/16 | 2-13/16 | ||||
| 5 | 3 | NC50 | 6-5/8 | 3 | 5-1/2 |
| 5-1/2 | 3-1/4 | 5-1/2FH | 7 (7-1/4, 7-1/2) | 3-1/4 | 6 |
| 3-3/8 | 3-3/8 | ||||
| 3-7/8 | 3-7/8 | ||||
| 4 | 4 | ||||
| 6-5/8 | 4 | 6-5/8FH | 8 (8-1/4, 8-1/2) | 4 | 7-1/8 |
| 4-1/2 | 4-1/2 | ||||
| 5 | 5 |
Tianjin Boer King Steel Co.,Ltd. is located in Shuang Gang industrial zone of Jinnan district ,Tianjin. Our company is 36km away from Tianjin port, 6km away from Tianjin airport and 40km away from Tianjin railway station.
We have established quality management system according to ISO9001:2008 and carry out the total quality management. Now, We sell 160,000 tons steel pipes per year, including the steel pipes for the high, medium and low pressure boilers, shipping, transporting liquid products, the petroleum cracking process, the fertilizer facilities, the structure ,the hollow sucker rod , oil well casing and drill pipe, galvanized steel pipe and some stainless steel. Provide high quality products to in different industries customers .
In recent years, the company products are not only sold well in domestic market but also exported to different countries and areas in the world. Our products are very popular in the overseas market. A number of overseas well-known enterprises have established a long-term business relationship with us.
Warmly welcome customers home and abroad to visit our company and give us valuable suggestions. We would like to have long term cooperation with customers from all over the world on the basis of mutual prosperity and development.
FAQ
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