API 2 3/8′′if to 2 7/8′′if Circulating Cross Over Sub (Directional Joint)

December 09, 2020

Model NO.: 2 3/8′′IF to 2 7/8′′IF
Thread Type: Box or Pin
Matrial: 4145h
Color: Black or Blue
Thread Sizes: as Buyer′s Requirements
Length: as Buyer′s Requirements
Advantage: Long Service Life
Packing: Wooden Box
Bent Angle: 1-2 Degree
Market: Europe,America,Africa,Middle East
Trademark: JW
Transport Package: Wooden Case
Specification: all type
Origin: Cangzhou, Hebei, China
HS Code: 8431431000
Model NO.: 2 3/8′′IF to 2 7/8′′IF
Thread Type: Box or Pin
Matrial: 4145h
Color: Black or Blue
Thread Sizes: as Buyer′s Requirements
Length: as Buyer′s Requirements
Advantage: Long Service Life
Packing: Wooden Box
Bent Angle: 1-2 Degree
Market: Europe,America,Africa,Middle East
Trademark: JW
Transport Package: Wooden Case
Specification: all type
Origin: Cangzhou, Hebei, China
HS Code: 8431431000
API 2 3/8''IF to 2 7/8''IF circulating cross over sub (Directional Joint)

1.Product description
Specifications of circulating cross over sub 
A bit sub is a short, threaded piece of pipe used to adapt parts of the drilling string that cannot otherwise be screwed together because of differences in thread size or design.
 
Denotation Top junction block Lower junction block Type
Kelly joint Kelly Drill pipe joint A or B
Kelly joint Drill pipe joint Drill pipe joint A or B
Drill pipe joint Kelly Drill collar A or B
Crossover joint Drill collar Drill collar A or B
Bit joint Drill collar Bit A or B
Swivel joint Swivel lower joint Kelly Type C
Fish joint Kelly Drill pipe joint Type C
Drill pipe joint Fishing tool Type C
 

Material

 4145H
Model A 2 3/8''IF(box or pin)-2 7/8''IF(box or pin)
Model B 2 3/8''IF(box or pin)-3 1/2''IF(box or pin)
Model C 2 3/8''IF(box or pin)-4 1/2''IF(box or pin)
Model D 2 3/8''reg(box or pin)-3 1/2''IF(box or pin)
Model E 2 7/8''reg(box or pin)-3 1/2''reg(box or pin)
Model F 2 7/8''reg(box or pin)-4 1/2''reg(box or pin)
Model G 3 1/2''IF(box or pin)-4 1/2''reg(box or pin)
Model H 4 1/2''reg(box or pin)-6 5/8''reg(box or pin)
Model I 6 5/8''reg(box or pin)-3 1/2''IF(box or pin)
Model J 4''FH(box or pin)-5 1/2'' FH(box or pin)

2.circulating cross over sub/crossover sub's picture
API 2 3/8''if to 2 7/8''if Circulating Cross Over Sub (Directional Joint)
API 2 3/8''if to 2 7/8''if Circulating Cross Over Sub (Directional Joint)

API 2 3/8''if to 2 7/8''if Circulating Cross Over Sub (Directional Joint)

4.Application
Bit sub/crossover sub /circulating 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.

5.Our service
Delivery Time: Based on order quantity, normally it takes 30 days for production.Only 2 or 3 days if we
have stock on your request size.
Quality Control: We have our professional QC and all the products will be strict inspection and testing for
every order before shipping out. 
After Services: Technical Support will be available in any time. We could provide the professional suggestion
for you.
EX: 1.Select the right most suitable products.
       2. According to the rock types, choosing the face type, button tooth type.
       3. According to the different purpose,. choosing the different body type 


6.Contact us
All sizes and type can be customized.
If you need,welcome to contact me at any time.....

API 2 3/8''if to 2 7/8''if Circulating Cross Over Sub (Directional Joint)

API 2 3/8''IF to 2 7/8''IF circulating cross over sub (Directional Joint)

1.Product description
Specifications of circulating cross over sub 
A bit sub is a short, threaded piece of pipe used to adapt parts of the drilling string that cannot otherwise be screwed together because of differences in thread size or design.
 
Denotation Top junction block Lower junction block Type
Kelly joint Kelly Drill pipe joint A or B
Kelly joint Drill pipe joint Drill pipe joint A or B
Drill pipe joint Kelly Drill collar A or B
Crossover joint Drill collar Drill collar A or B
Bit joint Drill collar Bit A or B
Swivel joint Swivel lower joint Kelly Type C
Fish joint Kelly Drill pipe joint Type C
Drill pipe joint Fishing tool Type C
 

Material

 4145H
Model A 2 3/8''IF(box or pin)-2 7/8''IF(box or pin)
Model B 2 3/8''IF(box or pin)-3 1/2''IF(box or pin)
Model C 2 3/8''IF(box or pin)-4 1/2''IF(box or pin)
Model D 2 3/8''reg(box or pin)-3 1/2''IF(box or pin)
Model E 2 7/8''reg(box or pin)-3 1/2''reg(box or pin)
Model F 2 7/8''reg(box or pin)-4 1/2''reg(box or pin)
Model G 3 1/2''IF(box or pin)-4 1/2''reg(box or pin)
Model H 4 1/2''reg(box or pin)-6 5/8''reg(box or pin)
Model I 6 5/8''reg(box or pin)-3 1/2''IF(box or pin)
Model J 4''FH(box or pin)-5 1/2'' FH(box or pin)

2.circulating cross over sub/crossover sub's picture
API 2 3/8''if to 2 7/8''if Circulating Cross Over Sub (Directional Joint)
API 2 3/8''if to 2 7/8''if Circulating Cross Over Sub (Directional Joint)

API 2 3/8''if to 2 7/8''if Circulating Cross Over Sub (Directional Joint)

4.Application
Bit sub/crossover sub /circulating 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.

5.Our service
Delivery Time: Based on order quantity, normally it takes 30 days for production.Only 2 or 3 days if we
have stock on your request size.
Quality Control: We have our professional QC and all the products will be strict inspection and testing for
every order before shipping out. 
After Services: Technical Support will be available in any time. We could provide the professional suggestion
for you.
EX: 1.Select the right most suitable products.
       2. According to the rock types, choosing the face type, button tooth type.
       3. According to the different purpose,. choosing the different body type 


6.Contact us
All sizes and type can be customized.
If you need,welcome to contact me at any time.....

API 2 3/8''if to 2 7/8''if Circulating Cross Over Sub (Directional Joint)

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