Cross-Over Sub

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Gold Member Since 2009

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Manufacturer/Factory & Trading Company

Product Description

Cross-over sub acts for conversion and connection of drill stem component in petroleum, natural gas and geology drilling work. It is used mainly for connecting of upper drill tools and lower drill tools during drilling operations.

Type a stand for same diameter: One crossover sub has one size (d)on o. D., code a.
Type b stands for reduce type: One crossover sub has two sizes (d1, d2) on o. D., code b.
Type c is left hand thread type: The connection thread is left hand type, code c.

The cross over sub in 4 types of main structure:
Sort Description Upper Connection Part Lower Connection Part Type
1 Kelly cross-over sub Kelly Drill pipe A or B
2 Drill pipe cross-over sub Drill pipe Drill pipe A or B
3 Interim cross-over sub Drill pipe Drill collar A or B
4 Drill collar cross-over sub Drill collar Drill collar A or B
5 Drill bit cross-over sub Drill collar Drill bit A or B
6 Swivel cross-over sub Swivel lower sub Kelly C
7 Fishing cross-over sub Kelly Drill pipe C
Drill pipe Fishing tools C

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Contact Supplier

Gold Member Since 2009

Suppliers with verified business licenses

Manufacturer/Factory & Trading Company
Number of Employees
226
Year of Establishment
2006-07-11