R&T Group
Drill Pipe

Drill Pipe

Specifications of Drill Pipe


  • Standard: API 7, API 7-1 and SY/T standards.
  • Certifications: ISO ,API 7-1
  • Usage: One of the most important components of the drill pipe is to provide drilling bit of pressure and the drill string rigid role.


dimension in

weight 1b/ft

external diameter

thickness

steel grade

thickened form

buckle type

in

mm

in

mm

2-3/8

6.65

2.375

60.32

0.28

7.11

E.X.G

EU

NC26(2-3/8 IF)

2-7/8

10.4

2.785

73.02

0.362

9.19

E.X.G.S

EU

NC31(2-7/8 IF)

3-1/2

13.3

3.5

88.9

0.368

9.35

E.X.G.S

EU

NC38(3-1/2 IF)

15.5

3.5

88.9

0.449

11.4

E.X.G

EU

NC38(3-1/2 IF)

15.5

3.5

88.9

0.449

11.4

S

EU

NC40(4 FH)


Product features of Drill Pipe


  • Superior – quality green & advanced heat treatment process – high strength & high toughness (especially under low temperature);
  • Smooth  and long upset transition area & strong hard banding – extended product life;
  • To meet or exceed requirements of the API 5DP, API 7G, API Q1 & ISO9001;
  • Equipment with advanced inspection instruments and a strictly enforced quality controlling system, the final products are guaranteed to be of superior and stable quality;
  • Due to our professional technicians & product flexibility, we are capable of meeting some customer' s specitic requirements.
Drill pipe is the basic part consisting drill column, the main function is deepening well hole, transmit torque and forming drilling liquid circulation passage. Drill pipe is made by steel pipe and tool joints, steel pipe and tool joints are welded together by friction welding. Mechanical properties of steel pipe, tool joints and weld seam meet the requirement of API Spec 5DP. We could manufacture drill pipe according to the requirement of customers.


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  • TEL:+86 546 7775669
  • FAX:+86 546 7775669
  • EMAIL:oilfield@rtpetro.com
  • ADDRESS:No. 1, Tai'er Zhuang Road, Hi-tech Industrial Development Zone, Dongying, Shandong, China