Cross Over Sub
group nameDrilling Tools
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Min Order5 piece
modelCROSS OVER SUB
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update timeMon, 08 Apr 2013 00:11:15 GMT
Paramtents
Processing Type Forging
Machine Type Drilling Tool
cross over sub tool joints
Type cross over sub
Use Well Drilling
Certification API
Packging & Delivery
Min Order5 piece
Briefing
2.API certificate
3.Type:A(straight), B(reduced section sub),C (left hand)
Detailed
1. cross over sub
2.API certificate
3.Type:A(straight), B(reduced section sub),C (left hand)
Product Description: The crossover sub converts and connects drill stem components in petroleum, natural gas and geology drilling work. It is used to connect the upper drilling tools and lower drilling tools during drilling operations.
The Main Technical Specification of Type A,B,C Crossover Sub | ||||
Item | Description | Type | Upper connection | Lower connection |
1 | Kelly crossover sub | A or B | Kelly | Drill pipe |
2 | Drill pipe crossover sub | A or B | Drill pipe | Drill pipe |
3 | Crossover sub
| A or B | Drill pipe | Drill collar |
4 | Drill collar crossover sub | A or B | Drill collar | Drill collar |
5 | Drill bit crossover sub | A or B | Drill collar | Drill bit |
6 | Swivel crossover sub | C | Swivel lower sub | Kelly |
7 | Fishing crossover sub | C | Kelly | Drill pipe |
C | Drill pipe | Fishing tool | ||
