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    1. HOME > English > Products > Drill pipe > Double wall >

      API Drill Pipe

      API Drill Pipe
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      product details
      API Drill Pipe


      Grade

      Stretching

      Tensile Strength

      Extension Rate

      Impact power Akv  J

      Min

      Max

      Min

      Min

      10*10

      Psi

      Mpa

      Psi

      Mpa

      Psi

      Mpa

      %

      (-20℃)

      E75

      75,000

      517

      105,000

      724

      100,000

      689

      API 5DP
       

      ≥95

      X97

      95,000

      655

      125,000

      862

      105,000

      724

      ≥81

      G105

      105,000

      724

      135,000

      931

      115,000

      793

      ≥68

      S135

      135,000

      931

      165,000

      1138

      145,000

      1000

      ≥54

      API Tool Joint

      Minmum Stretching Strength

      Minmum Tensile Strength

      Minmum Extension Rate

      Impact power
      Akv J

      Psi

      Mpa

      Psi

      Mpa

      %

      10*10
      (-20℃)

      120,000

      827

      140,000

      965

      13

      ≥54


      Drill pipe welding zone


      Grade

      Minmum Stretching Strength

      Mpa

      Minmum Tensile Strength

      Mpa

      Minmum Extension Rate
      (50.8mm) %

      Impact power

      Akv J

      E75

      517

      689

      13

      ≥30
      10*10
      (20℃)

      X97

      609

      712

      G105

      655

      724

      S135

      724

      793



      Drill Pipe


      Spec


      Weight


      Flat-end Weight


      External Diameter D


      Wall Thickness t


      Grade


      Upset Type

      Lb/ft

      Kg/m

      Inch

      mm

      Inch

      mm

       

      EU

      2—3/8"

      6.65

      6.27

      9.33

      2.375

      60.3

      0.28

      7.11

      E、X、G、S

      EU

      2—7/8"

      10.4

      9.72

      14.47

      2.875

      73

      0.362

      9.19

      E、X、G、S

      EU

      3—1/2"

      13.3

      12.32

      18.34

      3.5

      88.9

      0.368

      9.35

      E、X、G、S

      EU

      3—1/2"

      15.5

      14.64

      21.79

      3.5

      88.9

      0.449

      11.4

      E、X、G、S

      IU

      4"

      14

      12.95

      19.27

      4

      101.6

      0.33

      8.38

      E、X、G、S

      IEU

      4—1/2"

      16.6

      15

      22.32

      4.5

      114.3

      0.337

      8.56

      E、X、G、S

      IEU

      4—1/2"

      20

      18.71

      27.84

      4.5

      114.3

      0.43

      10.92

      E、X、G、S

      IEU

      5"

      19.5

      17.95

      26.7

      5

      127

      0.362

      9.19

      E、X、G、S

      IEU

      5"

      25.6

      24.05

      35.8

      5

      127

      0.5

      12.7

      E、X、G、S

      IEU

      5—1/2"

      21.9

      19.83

      29.52

      5.5

      139.7

      0.361

      9.17

      E、X、G、S

      IEU

      5—1/2"

      24.7

      22.56

      33.57

      5.5

      139.7

      0.415

      10.54

      E、X、G、S

      IEU


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