3 1/2" size G-105 grade API drill pipe

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2022年05月01日

DRILL PIPE FACTORY

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MINING DRILL PIPE


3 1/2" size G-105 grade drill pipe


Drill pipe is a portion of the overall drill string which connects the rig surface equipment with the bottom hole assembly and the bit both to pump drilling fluid to the bit and to be able to raise, lower and rotate the bottom hole assembly and the bit. It is a thick walled, hollow, steel piping used for both conventional as well as horizontal drilling.




Brief introduction:


Drill pipe is a portion of the overall drill string which connects the rig surface equipment with the bottom hole assembly and the bit both to pump drilling fluid to the bit and to be able to raise, lower and rotate the bottom hole assembly and the bit. It is a thick walled, hollow, steel piping used for both conventional as well as horizontal drilling.



Functions:

Drill pipe is the main component,its main function is transmit the torque,transport the drilling fluid and lengthen the drill string by connected one by one to reach the goal of deepening the borehole.


Material: 

AISI 4145H alloy steel(Integral heavy weight drill pipe)


Standard: API thread

Steel group: structure steel

Sub category:AISI 4145H Steel

Note: Chromium-Molyb


Steel grade Yield Tensile


E75 517-724 689

X95 655-862 724

G105 724-931 793

S135 931-1133 1000



Length: 


R1 18-22 inch

R2 27-30 inch

R3 38-45 inch



Upset types:


IU; EU; IEU



Specifications



Drill Pipes Specifications
Outer DiameterThreadWall thicknessLength
mminchmmmm
602 3/8FEDP (Failing connection)
Mayhew Junior
Mayhew Regular

2 3/8" API REG
2 7/8" API REG
3 1/2" API REG
4 1/2" API REG
6 5/8" API REG

2 3/8" API IF
2 7/8" API IF
3 1/2" API IF
4 1/2" API IF

3 1/2" BECO
4 1/2" BECO
5 1/4" BECO
6" BECO
8" BECO
10" BECO
12" BECO
4~61000-6000
7634~61000-6000
893 1/25~91000-9600
10246~94000-9600
1144 1/26~93000-12600
12758~153000-12600
1335 1/48~153000-12600
1405 1/28~153000-12600
15268~153000-12600
1686 5/89.53000-12600
12.5
19
17879.63000-12600
12.5
19
2007 7/89.63000-12600
12.5
19
20389.63000-12600
12.5
19
Roschen Drill Pipe make by Friction Welding.
Any special specification of Drill Pipe is available by request.


Product Tags: 

API standard drill pipe        

AISI 4145H material drill pipe        

factory price drill pipe       






Contact information: 

 

 

Phiger Leo

Direct Line: 0086-137-6419 5009

WeChat: +86-137-6419 5009 


WhatsApp: +86-137-6419 5009      

================================================================

ROSCHEN@ INC.                                 

ROSCHEN@ GROUP LIMITED

ROBERT ROSCHEN@ LIMITED

ROSCHEN@ HOLDINGS LIMITED    

HEFEI ROSCHEN@ TOOL CO., LTD.

ROSCHEN@ GEOLOGICAL TOOL CO.,LTD.

SHANGHAI ROSCHEN@ INTERNATIONAL CO., LTD.

ROSCHEN@ GEOLOGICAL INSTRUMENTS CO., LTD.  

EMAIL: roschen@roschen.com ; roschen@roschen.net

Website: http://www.roschendrill.com

http://www.roschenmining.com

http://www.roschendrilling.com  

http://www.explorationcoredrilling.com   

http://www.roschen.net 

http://www.roschen.cn

http://www.roschen.com 

================================================================

 


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