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Product Details:
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| Name: | Double Wall Drill Pipe | Type: | Drill Pipe |
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| Material: | Steel | Color: | Request |
| Advantage: | High Quality And Factory Price | Model: | WP50/20 |
| O.D. Of The Other Tube (mm): | 50 | Other Diameter Of Joint (mm): | 20 |
| Outer Dianeter Of Joint (mm): | 50 | Effective Length (m): | 1, 1.5 |
| Highlight: | g105 drill pipe,g105 reverse circulation drill rod,SUS316 reverse circulation drill rod |
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Black RC Reverse Circulation Double Wall Drill Pipes
Product Description
Trenchless double wall drill pipe is composed of inner drill pipe and outer drill pipe (called inner pipe and outer pipe).
The inner cavity hole of the inner drill pipe is a pumping water or mud channel to the construction hole during operation.
During engineering operation, the outer drill pipe is connected with each other by thread, and the inner drill pipe is connected by male and female joints of internal and external hexagonal structure.
When the internal and external drill pipe is driven by power output in a time-sharing way, it adopts the shift mode to
| Product Name | Double wall drill pipe |
| Material | steel |
| Color | black |
| Standard | API, ISO |
| Grade | SUS201, SUS304, SUS316, A2-70, A2-80, A4-80, 4.8 6.8 8.8 10.9 12.9 |
| Thread | mail joint |
| Used | water well drilling, gas well drilling, geotherm well etc. |
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 |
| WP50/20 | 50 | 20 | 50 | 1 , 1.5 | |
| WP73/35 | 73 | 35 | 73 | 1 , 1.5 | |
| WP89/40 | 89 | 40 | 89 | 1 , 1.5 |
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.
water well tubing
Application
Suitable for horizontal drilling of drill pipe in various complex formations.
It is suitable for drilling with different sizes and weights.
Suitable for ground drilling machine jacking force, drag back force requirements to choose different specifications of drill pipe drilling.
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.
FAQ
Q: Are you a manufacturer or trading company?
A: We are a specialized manufacturer.
Q: What are your main products, and used for?
A: Our products include core barrel, casing, drill rod, drill rig and other drilling parts.They are used for mineral exploration, geological drilling,
Q: How about discount?
A: Price is based on products and order quantity.
Q: Do you accept sample order?
A: Yes sure, please contact us for details.
Q: How does your company control the quality?
A: Quality first. In order to guarantee high quality for our products, our always make a serious inspection for all products and raw materials in strict procedure.
We have obtained certificate of ISO9001*TongShun is professional production of drilling tools, if you want to know more about our products, please feel free to contact us.
Contact Person: Lily Gao
Tel: +86-17736713473
Fax: 86-0316-6657011
