| Warranty: | 1 Year |
|---|---|
| Type: | Drilling Hose |
| Transport Package: | Standard Export Package |
| Specification: | 1KG |
| Trademark: | Lake Petro |
| Origin: | China |
| Samples: |
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| Customization: |
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Audited Supplier Top drive saver subs are stocked or manufactured to our customers request, based on API requirements.The top drive sub serves as the sacrificial element between the drill string and the tope drive, reducing any unwanted repair and maintenance costs.
The top drive sub can easily be replaced or repaired in the event the lower pin threads become galled or damaged.
These tools are manufactured from selected high quality bars of steel.All of our drill stem subs are manufactured in accordance with API specifications.
| Item | O.D. | I.D. | OAL | Connection |
| (mm/inch) | (mm/inch) | (mm/inch) | API | |
| 1 | 187(7-23/64) | 44.5(1-3/4) | 432(17) | 6 5/8REG PIN×NC31 PIN |
| 2 | 187(7-23/64) | 44.5(1-3/4) | 432(17) | 6 5/8REG PIN LH×NC31 PIN LH |
| 3 | 187(7-23/64) | 57.2(2-1/4) | 445(17-1/2) | 6 5/8REG PIN×NC38 PIN |
| 4 | 187(7-23/64) | 57.2(2-1/4) | 445(17-1/2) | 6 5/8REG PIN LH×NC38 PIN LH |
| 5 | 187(7-23/64) | 71.4(2-13/16) | 458(18) | 6 5/8REG PIN×NC50 PIN |
| 6 | 197(7-3/4) | 57.2(2-1/4) | 458(18) | 6 5/8REG PIN×NC38 PIN |
| 7 | 197(7-3/4) | 71.4(2-13/16) | 470(18-1/2) | 6 5/8REG PIN×NC50 PIN |
| 8 | 197(7-3/4) | 71.4(2-13/16) | 458(18) | 6 5/8REG PIN LH×6 5/8REG PIN LH |
| Please specify the size if you have any special demand. | ||||
Lake Petro company is a professional supplier of various oilfield equipment, including oil drilling and service equipment,oil production equipment,OCTG ,wellhead & downhole tools and spare parts with API certification. our products have already been exported to USA, South America, Africa, Middle East, Russia and some other countries (regions). Lake Petro company has become VIP (assigned) supplier and built strategic partnership with some coutries' national petroleum companies.
How can I place order?
A: You can contact us by email about your order details, or place order on line.
How can I pay you?
A: After you confirm our PI, we will request you to pay. T/T (HSBC bank), L/C, D/P, Western Union are the most usual ways we are using. If you want to use other way, please tell me, we can discuss.
What's the order procedure?
A: First we discuss order details, production details by email or TM. Then we issue you an PI for your confirmation. You will be requested to do pr-epaid full payment or deposit before we go into production. After we get the deposit, we start to process the order. We usually need 7-15days if we don't have the items in stock. Before production has been finished, we will contact you for shipment details, and the balance payment. After payment has been settled, we start to prepare the shipment for you.
How do you take care when your clients received defective products?
A: replacement. If there are some defective items, we usually credit to our customer or replace in next shipment.
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