Home   |    Favorite   |   Contact
Shaanxi Senwell Drilling Equipment Co., Ltd
Jenny(General manager)
Tel:0086-29-85370919
Fax:0086-29-85370919
E-mail:Jennysaless@vip.163.com
                sales@oiltoolsdp.com
Website:Http://www.oiltoolsdp.com
 

Cross-over Sub

Cross-over Sub basic infomation

Catalog: Subs
Keywords: Cross-over Sub
Tel: 0086-29-85370919
Fax: 0086-29-85370919
E-mail: Jennysaless@vip.163.com
Cross-over Sub basic infomation

Cross-over Sub
 

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.

 

Detail Specification:
 

Technical specification and parameters for Cross-over Sub

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

 

Type A stand for same diameter: one crossover sub has on size (D) on O.D., code A

Type B stand for reduce type: one crossover sub has two size (D1&D2) on O.D., code B

Type C is left hand thread type: the connection thread is left hand type, code C

Shaanxi Senwell Drilling Equipment Co.,Ltd    Jenny (General Manager)
Tel:0086-29-85370919     Fax:0086-29-85370919
Email:Jennysaless@vip.163.com     sales@oiltoolsdp.com
Forging and Casting (4)
Drill Stem Tools (31)
Stabilizer (6)
Subs (8)
Valves (4)
New Products (4)
Non-Magnetic Products (5)
Core Tools (1)
Drill Bits (4)
Fishing Tools (27)
Mill Tools (13)
Cementing Tools (17)
Cement Head (3)
Stage Cementer (5)
Centralizer and Stop Collar (4)
Float Collar & Float Shoe (1)
Casing & Drill Pipe Protector (1)
Cementing Truck (1)
Liner Hanger (2)
Accessory Tools (4)
Wellhead Tools (12)
Rotary Slips (6)
Downhole Tools (10)
Downhole Motor (1)
Jar tools (9)
Oil Mining Equipment (27)
Casing Head (1)
Tubing Head (1)
Christmas Tree (6)
Sucker Rod (3)
Sucker Rod Pump (4)
Pumping Unit (9)
Other Pump (3)
Drill Equipments (28)
Truck-mounted Rig (5)
Rig Component (10)
Solid Control System (6)
Workover Rig (7)
Well Control System (14)
BOP (5)
Valve (3)
Hose (3)
Choke and Kill Manifold (3)
Pipe Series (21)
Casing (2)
Line Pipe (1)
Vessel,Boiler and Other pipe (14)
Petrochemical Pipe (2)
Tubing (2)