Pup Joint

Pup Joint

Pup joint is kind of seamless pipe with non-standard length to adjust the length of tubular strings to its exact requirement. API casing and tubing pup joint are produced according to API SPEC 5CT standard. Beyond the standard of oil casing pipe is called pup joint, the main oil casing pup joint...

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 Pup joint is kind of seamless pipe with non-standard length to adjust the length of tubular strings to its exact requirement. API casing and tubing pup joint are produced according to API SPEC 5CT standard. Beyond the standard of oil casing pipe is called pup joint, the main oil casing pup joint material: J55, K55, N80, L80, C90, T95 and P110. We can supply  pup joint with good quality. 


Pup joint details:

 Standard: API SPEC 5CT
 Steel Grade: J55/K55/N80/L80/P110/C95
 OD of Tubing Joint: From 2-3/8"(60.3mm) to 4.5"(114.60mm);
 Pipe end: EUE/NUE
 OD of Casing Joint: From 4-1/2"(114.3mm) to 20"(508mm);
 Threads: BTC, LTC, STC.
 Length: 2,3,4,6,8,10 12 ft (with other lengths available upon request)
 Surface treatment: coating
 Packing: according to customer specific requirements, by wooden case or wooden pallet.


COVERAGE of API 5CT Tubing & Casing / OCTG: 

 This International Standard specifies the technical delivery conditions for steel pipes (casing, tubing,plain-end casing liners and pup joints), coupling stock and accessories and establishes requirements for three Product Specification Levels (PSL-1, PSL-2, PSL-3).
 Application of API 5CT Tubing & Casing / OCTG:
 Tubing is used for extracting oil or gas from wells,while casing for sidewall.Main Steel Grade of API 5CT Tubing & Casing / OCTG:
 H40,J55,K55,N80-1,N80-Q,M65,L80-1,L80-9Cr,L80-13Cr,C90,C95,T95,P110,Q125.Pipe type of API 5CT Tubing & Casing / OCTG:
 HFW、SMLS
 Size of API 5CT Tubing & Casing / OCTG:

  1.Tubing(1.050″~4-1/2″)

  2.Casing(4-1/2″~20″)


Type of end finish of API 5CT Tubing & Casing / OCTG:
 Tubing(P:plain-end; N:non-upset,with threaded and coupled; U:external-upset,with threaded and coupled; I:integral joint)
 Casing(P:plain-end; L:long round thread; S:short round thread; B:buttress thread)

Chemical Composition of API 5CT Tubing & Casing / OCTG:

Grade

C

Mn

Mo

Cr

Ni

Cu

P

S

Si

min(max)

max

min (max)

min (max)

max

max

max

max

max

H40

/

/

/

/

/

/

0.030

0.030

/

J55

/

/

/

/

/

/

0.030

0.030

/

K55

/

/

/

/

/

/

0.030

0.030

/

N80 Type1

/

/

/

/

/

/

0.030

0.030

/

N80Q

/

/

/

/

/

/

0.030

0.030

/

M65

/

/

/

/

/

/

0.030

0.030

/

L80 Type1

0.43

1.90

/

0.25

0.35

0.030

0.030

0.45

L80 9Cr

0.15

0.60

0.90(1.1)

8.0(10)

0.50

0.25

0.020

0.010

1.00

L80 13Cr

0.15(0.22)

1.00

/

12(14)

0.50

0.25

0.020

0.010

1.00

C90 Type1

0.35

1.20

0.25(0.85)

1.50

0.99

/

0.020

0.010

/

C90 Type2

0.50

1.90

NL

NL

0.99

/

0.030

0.010

/

C95

0.45

1.90

/

/

/

/

0.030

0.030

0.45

T95 Type1

0.35

1.20

0.25(0.85)

0.4(1.5)

0.99

/

0.020

0.010

/

T95 Type2

0.5

1.90

/

/

0.99

/

/

/

/

P110

/

/

/

/

/

/

0.030

0.030

/

Q125 Type1

0.35

1.35

0.85

1.50

0.99

/

0.020

0.010

/

Q125 Type2

0.35

1.00

NL

NL

0.99

/

0.020

0.020

/

Q125 Type3

0.50

1.90

NL

NL

0.99

/

0.030

0.010

/

Q125 Type4

0.50

1.90

NL

NL

0.99

/

0.030

0.020

/


Size

Weight

Outside Diameter

Wall Thickness

End Finish

Grade

in

mm

in

mm

J55K55

L80

N80

C90T95

P110

4 1/2

9.50

4.500

114.3

0.205

5.21

PS

10.50

0.224

5.69

PSB

11.60

0.250

6.35

PSLB

PLB

PLB

PLB

PLB

13.50

0.290

7.37

PLB

PLB

PLB

PLB

15.10

0.337

9.56

PLB

5

11.50

5.00

127.00

0.220

5.59

PS

13.00

0.253

6.43

PSLB

15.00

0.296

7.52

PSLB

PLB

PLB

PLBE

PLB

18.00

0.362

9.19

PLB

PLB

PLBE

PLB

21.40

0.437

11.10

PLB

PLB

PLB

PLB

23.20

0.478

12.14

PLB

24.10

0.500

12.70

PLB

5 1/2

14.00

5.500

139.7

0.244

6.20

PS

15.50

0.275

6.98

PSLB

17.00

0.304

7.72

PSLB

PLB

PLB

PLBE

PLB

20.00

0.361

9.17

PLB

PLB

PLBE

PLB

23.00

0.415

10.54

PLB

PLB

PLBE

PLB

6 5/8

20.00

6.625

168.28

0.288

7.32

PSLB

24.00

0.352

8.94

PSLB

PLB

PLB

PLBE

PLB

28.00

0.417

10.59

PLB

PLB

PLBE

PLB

32.00

0.475

12.06

PLB

PLB

PLBE

PLB

7

17.00

7.00

177.80

0.231

5.87

20.00

0.272

6.91

PS

23.00

0.317

8.05

PSLB

PLB

PLB

PLBE

26.00

0.362

9.19

PSLB

PLB

PLB

PLBE

PLB

29.00

0.408

10.36

PLB

PLB

PLBE

PLB

32.00

0.453

11.51

PLB

PLB

PLBE

PLB

35.00

0.498

12.65

PLB

PLB

PLBE

PLB

38.00

0.540

13.72

PLB

PLB

PLBE

PLB

7 5/8

24.00

7.625

193.68

0.300

7.62

26.40

0.328

8.33

PSLB

PLB

PLB

PLBE

PLB

29.70

0.375

9.52

PLB

PLB

PLBE

PLB

33.70

0.430

10.92

PLB

PLB

PLBE

PLB

39.00

0.500

12.70

PLB

PLB

PLBE

PLB

42.80

0.562

14.27

PLB

PLB

PLB

PLB

45.30

0.595

15.11

PLB

PLB

PLB

PLB

47.10

0.625

15.88

PLB

PLB

PLB

PLB

8 5/8

24.00

8.625

219.08

0.264

6.71

PS

28.00

0.304

7.72

32.00

0.352

8.94

PSLB

36.00

0.400

10.16

PSLB

PLB

PLB

PLBE

PLB

40.00

0.450

11.43

PLB

PLB

PLBE

PLB

44.00

0.500

12.70

PLB

PLB

PLBE

PLB

49.00

0.557

14.15

PLB

PLB

PLBE

PLB

9 5/8

32.30

9.625

244.48

0.312

7.92

36.00

0.352

8.94

PSLB

40.00

0.395

10.03

PSLB

PLB

PLB

PLBE

43.50

0.435

11.05

PLB

PLB

PLBE

PLB

47.00

0.472

11.99

PLB

PLB

PLBE

PLB

53.50

0.545

13.84

PLB

PLB

PLBE

PLB

58.40

0.595

15.11

PLB

PLB

PLB

PLB

10 3/4

32.75

10.75

273.05

0.279

7.09

40.50

0.350

8.89

PSB

15.50

0.400

10.16

PSB

51.00

0.450

11.43

PSB

PSB

PSB

PSBE

PSB

55.50

0.495

12.57

PSB

PSB

PSBE

PSB

60.70

0.545

13.84

PSBE

PSB

65.70

0.595

15.11

PSB

PSB

13 3/8

48.00

13.375

339.73

0.330

8.38

54.50

0.380

9.65

PSB

61.00

0.430

10.92

PSB

68.00

0.480

12.19

PSB

PSB

PSB

PSB

PSB

72.00

0.514

13.06

PSB

PSB

PSB

PSB

16

65.00

16

406.40

0.375

9.53

75.00

0.438

11.13

PSB

84.00

0.495

12.57

PSB

109.00

0.656

16.66

P

P

P

P

18 5/8

87.50

18.625

473.08

0.435

11.05

PSB

20

94.00

20

508.00

0.438

11.13

PSLB

106.50

0.500

12.70

PSLB

133.00

0.635

16.13

PSLB

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