<acronym id="6qmgm"><center id="6qmgm"></center></acronym><acronym id="6qmgm"><center id="6qmgm"></center></acronym>
<rt id="6qmgm"><small id="6qmgm"></small></rt>
  • Crossover Sub
Name:Crossover Sub
Name:Crossover Sub
Standard:API 7-1
Length:36
Size:customed
Material:4145H
Color:Black
Application:Well Drilling
Processing:Forging

Product Description

A crossover sub is used to crossover from one connection size to another or as the disposable component used to extend the connection life of a more expensive drill stem member.

Crossover subs are available with:

1. box x pin

2. box x box or

3. pin x pin connections.

Crossover Subs are manufactured from 4145H alloy steel. The connections are protected by a phosphate surface coating that minimizes galling on initial make-up.

 Crossover sub

Description

Upper Connection pat

Lower Connection Part

Type

Kelly cross-over sub

Kelly

Drill pipe

A or B

Drill pipe cross-over sub

Drill pipe

Drill pipe

A or B

Interim cross-over sub

Drill pipe

Drill collar

A or B

Drill collar cross-over sub

Drill collar

Drill collar

A or B

Drill bit cross-over sub

Drill collar

Drill bit

A or B

Swivel cross-over sub

Swivel lower sub

Kelly

C

Fishing cross-over sub

Kelly

Drill pipe

C

Drill pipe

Fishing tools

C

Crossover sub can be customized as per customer's design.




Hits: 【Print】 
Pre :  Rod Tong XQ29/2.6     Next :  Casing Power Tong TQ340/35YA

    
    
    
    
	 



	     
     
  
亚洲色偷自拍高清视频