API 5dp 3 1/2" -5 1/2" Drill Pipe Tool Joint Nc31 Nc46 Premium Connection

Description

Drill pipe joint 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.

We can offer Kelly cross-over sub, Drill pipe cross-over sub, Interim cross-over sub, Drill collar cross-over sub, Drill bit cross-over sub, Swivel cross-over sub, Fishing cross-over sub, etc. 

should be inspected at full length by fluorescence magnetic particle and ultrasonic method. Tool joints are for pipes from 2 3/8" to 6 5/8", grade is E 75, G 105 and S 135; upset style is EU, IEU or IU.
 

API 5dp Dstj Xt 39 Type Drill Pipe for 5-1/2" Ieu Grade S135
API 5DP DSTJ XT 39 type Drill pipe for 5-1/2" IEU Grade S135

API Drill Pipe Joint

1:Tool Joint: NC26, NC31, NC38, NC40, NC46, NC50

2:Type of Tool joint: NC, IF, FH, XH, REG

3:Material: 40Cr, 35CrMo, 4137H

Tool joints are short sections of pipe that are attached to the tubing portion of drill pipe by means of using a flash welding process. The internally threaded tool joint is called a "box", while the externally threaded tool joint if the "pin"

API specifications also apply to tool joints:

• Minimum Yield Strength = 120,000 psi

• Minimum Tensile Strength = 140,000 psi

API 5dp Dstj Xt 39 Type Drill Pipe for 5-1/2" Ieu Grade S135
API 5DP DSTJ XT 39 type Drill pipe for 5-1/2" IEU Grade S135

Specification

Material: AISI 4145H premium alloy steel 
Upset style: EU, IEU or IU 
Application: 2 3/8" ~ 6 5/8" dill pipes