Tel :+86-10-85189696
Fax :+86-10-85153552
Email:haihua_bj@haihuabj.com

Drill Pipe

Usage

Our drill pipe mainly produced through weldingapplied for oil and gas drilling, to delivery torque with round trip, transfer the mud or compressed air to well bottom

Items 

l          Standard drill pipe

l          DPDS double shoulder high torque drill pipe

l          Anti-surfer drill pipe

l          Inner-coating Drill pipe

l          Hard banding Drill pipe

l          Thread direct connect drill pipe

Standard

l          APISpec 5D

l          APISpec 7

l          API 7G

l          Produced as required

 

 Quality promis and technical characters 

l          produced with excellent steel pipes.

l          The rolling to improve the thread strength when manufacturing.

l          equipped with Make & Break Machine, DP-Master can perform make & break testing as per customer requirement.

l          All pipes body are examined by the Tubescope of NOV, carrying Tubescope testified certificate.

 

Speicification

OD60.3 ~ 168,28mm;

Steel Grade: E75, X95, G105, S135.

LengthAccording to API 5D 

Rang 1

Range 2

Range 3

5,49 – 6,71

8,23 – 9,14

11,58 – 13,72

 Range

Item

allowed

OD

D<114,3 мм: ±0,79 мм;

D≥114,3 мм: +1,0% - -0,5%

Wall thick

-12,5%

Weight

Single Piece

+6,5% ~ -3,5%

18144KG

-1,75%

 API SPEC 5DP:

Steel Grade

Yield Strength

Yield Strength

 

Elongation

Min

Max

min

Psi

Mpa.

Psi

Mpa.

Psi

Mpa.

E –75

75000

517

105000

724

100000

689

17

X –95

95000

655

125000

862

105000

724

16,5

G –105

105000

724

135000

931

115000

793

15

S –135

135000

931

165000

1138

145000

1000

12,5

Tool Joint Standard API Spec 7

Max.YS

Min. TS

Elongation

Hardness

Psi

Mpa

Psi

Mpa

13

285

120000

827,4

140000

965,3

 

Address: Oriental Plaza 1 East Chang An Avenue,Dongcheng District, Beijing  Postal Code: 100738
Tel :+86-10-85189696 Fax :+86-10-85153552

Copyright: Haihua Industry Group, 2000-2010 
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