Loading Port:Tianjin
Payment Terms:TT OR LC
Min Order Qty:10 set
Supply Capability:10000 set/month
1.Xover sub acts for conversion and connection of drill stem component in petroleum, natural gas and geology drilling work. It is one of the main tools in connect the upper tool and the bottom Hole. It is used mainly for connecting of upper drill tools and lower drill tools during drilling operations when upper and lower buckle type failed to connect during drilling operation.
2.Features:
3. The basic structure of the X-over sub
Variety | name
| Upper link
| Lower link
| Type
|
1 |
| Kelly
| Drill pipe joints
| A or B A或B |
2 | drill pipe Cross-over sub
| Drill pipe joints
| Drill pipe joints
| A or B A或B |
3 | Transition Cross-over sub | Drill pipe joints
| drill collar
| A or B A或B |
4 | drill collar Cross-over sub
| drill collar
| drill collar
| A or B A或B |
5 | Borehole Cross-over sub
| drill collar
| drill collar
| A or B A或B |
6 | Faucet Cross-over sub
| Faucet
| Kelly bar
| C A或B |
7 | Salvaging Cross-over sub
| Kelly
|
| C
|
Drill pipe joints
| Fishing Tools
| C |
4.Pictures
5.FAQ
We have organized several common questions for our clients，may help you sincerely：
①How about your company？
A world class manufacturer & supplier of castings forging in carbon steel and alloy steel，is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirement.
②How to guarantee the quality of the products？
We have established the international advanced quality management system，every link from raw material to final product we have strict quality test；We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.
③How long can we receive the product after purchase?
In the purchase of product within three working days, We will arrange the factory delivery as soon as possible. The pecific time of receiving is related to the state and position of customers.Commonly 7 to 10 working days can be served.
