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Product Details:
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| Name: | Double Wall Drill Pipe | Type: | Drill Pipe |
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| Color: | Request | Advantage: | High Quality And Factory Price |
| Model: | WB114/52 | O.D. Of The Other Tube (mm): | 114 |
| Other Diameter Of Joint (mm): | 52 | Outer Dianeter Of Joint (mm): | 116 |
| Effective Length (m): | 6 | ||
| Highlight: | high durability Double Wall Drill Pipe,high durability Reverse Circulation Drill Pipe,Double Wall Drill Pipe 114mm |
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Reverse Circulation Od 114mm Drill Pipe Used for well drilling R780 grade steel
Product Description:
The double-wall drill pipe is used for RC drilling, the circulating medium passes through the gap between the double-wall pipes during operation, effectively bringing the sample out of the hole, while protecting the hole from collapse, matching our RC air (water) rotation, GQ pneumatic hollow The DTH hammer can continuously complete the acquisition of samples.
Double wall drill pipe
| Type | O.D.of the outer tube (mm) | I.D.of the inner tube (mm) | Outer dianeter of joint (mm) | Type of threads | Effective length (m) |
| WB114/65 | 114 | 65 | 156 | 41F | 6 |
| WB127/76 | 127 | 76 | 162/168 | 41/21F | 6 , 9.5 |
| DB127/76 | 127 | 76 | 184 | 51/2FH | 9.5 |
| WB140/88 | 139.7 | 88 | 184 | 51/2FH | 6,9.5 |
| WB219/130 | 219 | 130 | 240 | Factory standard | 6,9.5 |
| WK76/32 | 76 | 32 | 78 | 3" Remet | 3 |
| WK102/41 | 102 | 41 | 103 | 4" Remet | 3 , 6 |
| WK114/52 | 114.3 | 52 | 116 | 4 1/2" Remet | 3 , 6 |
| WK114/38 | 114.3 | 38 | 114.3 | 4 1/2" Metzke | 3 , 6 |
| WK114/50 | 114.3 | 50 | 114.3 | 4 1/2" Remet | 3 , 6 |
Drill pipe usage notes:
1. Before connecting the new drill pipe, apply thread oil on the threads
2. Trim and break at least 3 times before drilling
3. Hard bending and plastic coating can be processed according to the special requirements of customers.
Advantages of our products
Our company has been producing double wall drill pipe for more than ten years, and the technology is mature. The rod body is made of high-quality materials and the joint friction welding process is used to fully integrate the rod body with the joint. The strength of drill pipe is ensured. 42CrMo quenching and tempering treatment is adopted for all joints, which are characterized by high strength and good wear resistance.
Our Services:
1. Drill pipe strictly according to API ISO9001 standard.
2. If you found to quality problems within one month of the package returned.
3. All strictly according to the contract and fulfill the obligations and responsibilities.
4. 24 hours online customer service,feel free contact us.
Contact Person: Lily Gao
Tel: +86-17736713473
Fax: 86-0316-6657011
