| After-sales Service: | on Site on Line |
|---|---|
| Warranty: | 12 Months |
| Surface Treatment: | According Customer′s Requirement |
| Manufacturing Process: | Forging |
| Material: | According Customer′s Requirement |
| Grade: | E75, K55 N80, 35CrMo AISI 4140 G105 |
| Samples: |
|---|
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier API Kelly Saver Sub For Top Drive/ Crosover Saver Sub
Top Drive Saver Sub is a kind of sub connected with Lower IBOP and drill pipe, mainly used in the top drive system. Not only acting as crossover sub, but also protecting lower IBOP. Top drive saver sub can be divided into general top drive saver sub and low temperature top drive saver sub.
|
Model
|
OD
|
ID
|
Conn.
|
|
|
mm(inch)
|
mm(inch)
|
|
|
DQA187B
|
187(7 23/64)
|
57.2(2 1/4)
|
6 5/8REG×NC46
|
|
DQA187A
|
187(7 23/64)
|
71.4(2 13/16)
|
6 5/8REG×NC50
|
|
DQA197B
|
197(7 3/4)
|
57.2(2 1/4)
|
6 5/8REG×NC46
|
|
DQA197A
|
197(7 3/4)
|
71.4(2 13/16)
|
6 5/8REG×NC50
|
|
DQA219A
|
219(8 5/8)
|
71.4(2 13/16)
|
7 5/8REG×NC50
|
| FAQ |
| Q: How can I place order? |
| A:You can contact us by email about your order details, or place order on line |
| Q: How can l pay you? |
| A:After you confrm our Pl, we will request you to pay.T/T (HSBC bank) and Paypal, Western Union are the most usual ways we are using |
| Q: What's the order procedure? |
| A: First we discuss order details, production details by email or TM. Then we issue you an Pl for your confirmation.You will be requested to do prepaid full payment or deposit before we go into production. After we get the deposit, we start to process the order. We usually need 15-25 days if we don't have the items in stock. Before production has been fnished,we will contact you for shipment details, and the balance payment. After payment has been settled, we start to prepare the shipment for you. |
| Q: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. |
| Q: How do you check all the goods in the production line? |
| A:We have spot inspection and finished product inspection. We check the goods when they go into next step production procedure. |
Suppliers with verified business licenses
Audited Supplier 
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