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Thông tin chi tiết sản phẩm:
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| tên: | Ống khoan tường đôi | Kiểu: | Ống khoan |
|---|---|---|---|
| Màu sắc: | Lời yêu cầu | Lợi thế: | Chất lượng cao và giá xuất xưởng |
| người mẫu: | WB114/52 | OD của ống kia (mm): | 114 |
| Đường kính khác của khớp (mm): | 52 | Đường kính ngoài của khớp (mm): | 116 |
| Chiều dài hiệu quả (m): | 6 | ||
| Làm nổi bật: | 114mm Reverse Circulation Drill Pipe,114mm Well Drilling Pipe,R780 Reverse Circulation Drill Pipe |
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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 |
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.
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.
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.
Người liên hệ: Lily Gao
Tel: +86-17736713473
Fax: 86-0316-6657011
Vietnamese
