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Tsev > Kev paub > Paub meej
Dec 16, 2025 Tso lus

API 5CT J55 API Tubing

info-290-174info-225-225

Kev piav qhia

Yam khoom: API Tubing, EUE Seamless Tubing; NU Seamless Tubing; Premium Tubing

Sab nraud txoj kab uas hla (OD): 48.26mm-114.30mm
Phab ntsa Thickness (WT): 3.18mm-16mm
Ntev:R1, R2, R3
Txheem:API 5CT J55, N80-1, V80-Q; L80-1; L80-9Cr; L80-13Cr; C90; C95; P110, Q125
Khoom siv:H40, J55, K55, N80, L80, C90, T95 thiab P110
Xov hom:NUE.EUE,BAM,Special clearance,VAN TOP,NEW VAM
Daim ntawv thov:Roj Tubing yog dav siv rau kev thauj cov roj crude thiab cov nkev nkev mus rau saum npoo tom qab drilling, uas kuj bears siab los ntawm kev tshawb nrhiav.
Kev siv technology:Plain yeeb nkab-kawg chim siab- Austenite kev kho mob-Quenching-Tempering- straightening-(Tsis yog-Kev kuaj kev puas tsuaj)- Threading- Xov Kev tshuaj xyuas-coupling MPI-phosphating{11}}Coupling ua{12}}Drifting-Hydrostatic kev sim-Kev ntsuas & qhov hnyav-Khoom & Stenciling- Txheej-Packing Casing thiab tubing{18}}Kev thauj mus los

 

 

Cov yeeb nkab hom: Roj casing, API 5CT casing, API Spec 5CT J55 K55 N80 L80 Casing Pipe; Seamless Steel Roj Zoo Casing Yeeb
Sab nraud Diameter (OD): 114.30mm-508mm
Phab ntsa thickness (WT): 5.21mm-16.13mm
Ntev:R1; R2; R3
Qib:J55; K55; N80-Q; L80-1; L80-9Cr; L80-13Cr, C95, P10
Txheem:API 5CT PSL1 / PSL2 J55, K55, N80-1, N80-Q,
API 5CT PSL1 / PSL2 L80-1, L80-9Cr, L80-13Cr, C90, C95, P110, Q125
Xov hom:STC; LTC; BTC; VAM TOP equivalent; New VAM sib npaug; CS sib npaug; HSC sib npaug; NUE; EUE; LTC; XC
Xov:NUE, EUE, VAM, STC, LTC, BTC, XC, VAM TOP, NEW VAM, HYDRILL CS
Daim ntawv thov:Casing Pipe yog dav siv rau fastening roj thiab roj zoo phab ntsa los yog borehold, nrog loj txoj kab uas hla tshaj tubing, nrog rau nto casings, technical casings thiab roj txheej casings.

 

 

Specification

API 5CT Roj Tubing Dimension:

Daim ntawv lo

OD (mm)

WT (hli)

Hom kawg -finish

Ntiv

NU T&C

EU T&C

IJ

H40

J55

L80

N80

C90

T95

P110

1.9

2.75

2.9

2.76

48.26

3.68

PNUI

PNUI

PNUI

PNUI

PNUI

PNUI

-

1.9

3.65

3.73

-

48.26

5.08

PU

PU

PU

PU

PU

PU

PU

1.9

4.42

-

-

48.26

6.35

-

-

P

-

P

P

-

2 3/8

4

-

-

60.32

4.24

PU

PN

PN

PN

PN

PN

-

2 3/8

4.6

4.7

-

60.32

4.83

PNU

PNU

PNU

PNU

PNU

PNU

PNU

2 3/8

5.8

5.95

-

60.32

6.45

-

-

PNU

PNU

PNU

PNU

PNU

2 3/8

6.6

-

-

60.32

7.49

-

-

P

-

P

P

-

2 3/8

7.35

7.45

-

60.32

8.53

-

-

PU

-

PU

PU

-

2 7/8

6.4

6.5

-

73.02

5.51

PNU

PNU

PNU

PNU

PNU

PNU

PNU

2 7/8

7.8

7.9

-

73.02

7.01

-

-

PNU

PNU

PNU

PNU

PNU

2 7/8

8.6

8.7

-

73.02

7.82

-

-

PNU

PNU

PNU

PNU

PNU

2 7/8

9.35

9.45

-

73.02

8.64

-

-

PU

-

PU

PU

-

2 7/8

10.5

-

-

73.02

9.96

-

-

P

-

P

P

-

3 1/2

7.7

-

-

88.9

5.49

PN

PN

PN

PN

PN

PN

-

3 1/2

9.2

9.3

-

88.9

6.45

PNU

PNU

PNU

PNU

PNU

PNU

PNU

3 1/2

10.2

-

-

88.9

7.34

PN

PN

PN

PN

PN

PN

-

3 1/2

12.7

12.95

-

88.9

9.52

-

-

PNU

PNU

PNU

PNU

PNU

3 1/2

14.3

-

-

88.9

10.92

-

-

P

-

P

P

-

3 1/2

15.5

-

-

88.9

12.09

-

-

P

-

P

P

-

4

9.5

-

-

101.6

5.74

PN

PN

PN

PN

PN

PN

-

4

10.7

11

-

101.6

6.65

PU

PU

PU

PU

PU

PU

-

4

13.2

-

-

101.6

8.38

-

-

P

-

P

P

-

4

16.1

-

-

101.6

10.54

-

-

P

-

P

P

-

4 1/2

12.6

12.75

-

114.3

6.88

PNU

PNU

PNU

PNU

PNU

PNU

-

4 1/2

15.2

-

-

114.3

8.56

-

-

P

-

P

P

-

P-Plain kawg; N-Tsis chim;U-Thiab sab nraud;T&C-Tshuaj thiab ua ke

 

API 5CT casing

DN

O. D.

Qhov hnyav

W. T.

Xaus Machining Form

Qib Steel

hauv

mm

lb/ft

kg/m

hauv

mm

H40

J55

L80

N80

C90

P110

K55

T95

4-1/2

4.500

114.3

9.50

14.14

0.205

5.21

PS

PS

–

–

–

–

10.50

15.63

0.224

5.69

–

PSB

–

–

–

–

11.60

17.26

0.250

6.35

–

PSLB

PLB

PLB

PLB

PLB

13.50

20.09

0.290

7.37

–

–

PLB

PLB

PLB

PLB

15.10

22.47

0.337

9.56

–

–

–

–

–

PLB

5

5.000

127

11.50

17.11

0.220

5.59

–

PS

–

–

–

–

13.00

19.35

0.253

6.43

–

PSLB

–

–

–

–

15.00

22.32

0.296

7.52

–

PSLB

PLB

PLB

PLAB

PLB

18.00

26.79

0.362

9.19

–

–

PLB

PLB

PLAB

PLB

21.40

31.85

0.437

11.10

–

–

PLB

PLB

PLB

PLB

23.20

34.53

0.478

12.14

–

–

–

–

PLB

–

24.10

35.86

0.500

12.70

–

–

–

–

PLB

–

5-1/2

5.500

139.7

14.00

20.83

0.244

6.20

PS

PS

–

–

–

–

15.50

23.07

0.275

6.98

–

PSLB

–

–

–

–

17.00

25.30

0.304

7.72

–

PSLB

PLB

PLB

PLAB

PLB

20.00

29.76

0.361

9.17

–

–

PLB

PLB

PLAB

PLB

23.00

34.23

0.415

10.54

–

–

PLB

PLB

PLAB

PLB

26.80

39.88

0.500

12.70

–

–

–

–

–

–

29.70

44.20

0.562

14.27

–

–

–

–

–

–

32.60

48.51

0.625

15.88

–

–

–

–

–

–

35.30

52.53

0.687

17.45

–

–

–

–

–

–

38.00

56.55

0.750

19.05

–

–

–

–

–

–

40.50

60.27

0.812

20.62

–

–

–

–

–

–

43.10

64.14

0.875

22.22

–

–

–

–

–

–

6-5/8

6.625

168.28

20.00

29.76

0.288

7.32

PS

PSLB

–

–

–

–

24.00

35.72

0.352

8.94

–

PSLB

PLB

PLB

PLAB

PLB

28.00

41.67

0.417

10.59

–

–

PLB

PLB

PLAB

PLB

32.00

47.62

0.475

12.06

–

–

PLB

PLB

PLAB

PLB

7

7.000

177.8

17.00

25.30

0.231

5.87

PS

–

–

–

–

–

20.00

29.76

0.272

6.91

PS

PS

–

–

–

–

23.00

34.23

0.317

8.05

–

PSLB

PLB

PLB

PLAB

–

26.00

38.69

0.362

9.19

–

PSLB

PLB

PLB

PLAB

PLB

29.00

43.16

0.408

10.36

–

–

PLB

PLB

PLAB

PLB

32.00

47.62

0.453

11.51

–

–

PLB

PLB

PLAB

PLB

35.00

52.09

0.498

12.65

–

–

PLB

PLB

PLAB

PLB

38.00

56.55

0.540

13.72

–

–

PLB

PLB

PLAB

PLB

42.70

63.54

0.625

15.88

–

–

–

–

–

–

46.40

69.05

0.687

17.45

–

–

–

–

–

–

50.10

74.56

0.750

19.05

–

–

–

–

–

–

53.60

79.77

0.812

20.62

–

–

–

–

–

–

57.10

84.97

0.875

22.22

–

–

–

–

–

–

7-5/8

7.625

193.68

24.00

35.72

0.300

7.62

PS

–

–

–

–

–

26.40

39.29

0.328

8.33

–

PSLB

PLB

PLB

PLAB

PLB

29.70

44.20

0.375

9.52

–

–

PLB

PLB

PLAB

PLB

33.70

50.15

0.430

10.92

–

–

PLB

PLB

PLAB

PLB

39.00

58.05

0.500

12.70

–

–

PLB

PLB

PLAB

PLB

42.80

63.69

0.562

14.27

–

–

PLB

PLB

PLB

PLB

45.30

67.41

0.595

15.11

–

–

PLB

PLB

PLB

PLB

47.10

70.09

0.625

15.88

–

–

PLB

PLB

PLB

PLB

51.20

76.19

0.687

17.45

–

–

–

–

–

–

55.30

80.30

0.750

19.05

–

–

–

–

–

–

8-5/8

8.625

219.08

24.00

35.72

0.264

6.71

–

PS

–

–

–

–

28.00

41.62

0.304

7.72

PS

–

–

–

–

–

32.00

47.62

0.352

8.94

PS

PSLB

–

–

–

–

36.00

53.57

0.400

10.16

–

PSLB

PLB

PLB

PLAB

PLB

40.00

59.53

0.450

11.43

–

–

PLB

PLB

PLAB

PLB

44.00

65.48

0.500

12.70

–

–

PLB

PLB

PLAB

PLB

49.00

72.92

0.557

14.15

–

–

PLB

PLB

PLAB

PLB

9-5/8

9.625

244.48

32.30

48.07

0.312

7.92

PS

–

–

–

–

–

36.00

53.57

0.352

8.94

PS

PSLB

–

–

–

–

40.00

59.53

0.395

10.03

–

PSLB

PLB

PLB

PLAB

–

43.50

64.73

0.435

11.05

–

–

PLB

PLB

PLAB

PLB

47.00

69.94

0.472

11.99

–

–

PLB

PLB

PLAB

PLB

53.50

79.62

0.545

13.84

–

–

PLB

PLB

PLAB

PLB

58.40

86.91

0.595

15.11

–

–

PLB

PLB

PLB

PLB

59.40

88.40

0.609

15.47

–

–

–

–

–

–

64.90

96.58

0.672

17.07

–

–

–

–

–

–

70.30

104.62

0.734

18.64

–

–

–

–

–

–

75.60

112.50

0.797

20.24

–

–

–

–

–

–

10-3/4

10.750

273.05

32.75

48.74

0.279

7.09

PS

–

–

–

–

–

40.50

60.27

0.350

8.89

PS

PSB

–

–

–

–

15.50

67.71

0.400

10.16

–

PSB

–

–

–

–

51.00

75.90

0.450

11.43

–

PSB

PSB

PSB

PSBE

PSB

55.50

82.59

0.495

12.57

–

–

PSB

PSB

PSBE

PSB

60.70

90.33

0.545

13.84

–

–

–

–

PSBE

PSB

65.70

97.77

0.595

15.11

–

–

–

–

PSB

PSB

73.20

108.93

0.672

17.07

–

–

–

–

–

–

79.20

117.86

0.734

18.64

–

–

–

–

–

–

85.30

126.94

0.797

20.24

–

–

–

–

–

–

11-3/4

11.750

 

42.00

62.50

0.333

8.46

PS

–

–

–

–

–

47.00

69.94

0.375

20.24

–

–

–

–

–

–

54.00

80.36

0.435

8.46

–

–

–

–

–

–

60.00

89.29

0.489

9.53

–

–

–

–

–

–

65.00

96.73

0.534

11.05

–

–

–

–

–

–

71.00

105.66

0.582

14.42

–

–

–

–

–

–

13-3/8

13.375

339.73

48.00

71.43

0.330

8.38

PS

–

–

–

–

–

54.50

81.10

0.380

9.65

–

PSB

–

–

–

–

61.00

90.78

0.430

10.92

–

PSB

–

–

–

–

68.00

101.19

0.480

12.19

–

PSB

PSB

PSB

PSB

PSB

72.00

107.15

0.514

13.06

–

–

PSB

PSB

PSB

PSB

16

16.000

406.4

65.00

96.73

0.375

9.53

PS

–

–

–

–

–

75.00

111.61

0.438

11.13

–

PSB

–

–

–

–

84.00

125.01

0.495

12.57

–

PSB

–

–

–

–

109.00

162.21

0.656

16.66

–

P

P

P

–

P

18-5/8

18.625

473.08

87.50

130.21

0.435

11.05

PS

PSB

–

–

–

–

20

20.000

508

94.00

139.89

0.438

11.13

PSL

PSLB

–

–

–

–

106.50

158.49

0.500

12.70

–

PSLB

–

–

–

–

133.00

197.93

0.635

16.13

–

PSLB

–

–

–

–

P--Plain; S--Short-xov; L--Long-xov; B--Buttress xov; E--xov xwm heev
Txuj

API 5CT Roj Tubing Chemical Composition & Mechanical Properties

Mechanical Properties:

Qib

Hom

Tag nrho elongation nyob rau hauv load (%)

Yield zog (min)

Yield zog (max)

Tensile zog min Mpa

Hardness Max (HRC)

Hardness Max (HBW)

J55

-

0.5

379

552

517

-

-

K55

-

0.5

379

552

655

-

-

N80

1

0.5

552

758

689

-

-

N80

Q

0.5

552

758

689

-

-

L80

1

0.5

552

655

655

23

241

L80

9 cr ua

0.5

552

655

655

23

241

L80

13 Cr

0.5

552

655

655

23

241

C90

-

0.5

621

724

689

25.4

255

C95

-

0.5

655

758

724

-

-

T95

-

0.5

655

758

724

25.4

255

P110

-

0.6

758

965

862

-

-

Q125

Tag nrho

0.65

862

1034

931

-

-

API 5CT Roj Tubing kam rau ua

 

Hom yeeb nkab

Pipe Loj (mm)

Tolerances

Kub Rolled

OD

Tsawg dua lossis sib npaug li 159

±1.0%

>159

±1.20%

WT

Tsawg dua los yog sib npaug li 20

±12.5%

>20

±10.0%

Txias Drawn

OD

Tsawg dua los yog sib npaug li 30

± 0.20 hli

30-50

± 0.30 hli

>50

±0.8%

WT

Tsawg dua los yog sib npaug 3

+12% -10%

>3

±10%

 

 

casing yeeb nkab Chemical compositions ntawm casing yeeb nkab

 

Txuj

Qib

Chemical compositions (％)

API SPEC 5CT UAS

J55

C

Si

Mn

P

S

Cr

Ni

Cu

Mo

V

K55

0.34-0.39

0.20-0.35

1.25-1.50

Tsawg dua los yog sib npaug rau 0.020

Tsawg dua lossis sib npaug li 0.015

Tsawg dua los yog sib npaug li 0.15

Tsawg dua los yog sib npaug li 0.20

Tsawg dua los yog sib npaug li 0.20

/

/

N80

0.34-0.38

0.20-0.35

1.45-1.70

Tsawg dua los yog sib npaug rau 0.020

Tsawg dua lossis sib npaug li 0.015

Tsawg dua los yog sib npaug li 0.15

/

/

/

0.11-0.16

L80

0.15-0.22

Tsawg dua lossis sib npaug li 1.00

0.25-1.00

Tsawg dua los yog sib npaug rau 0.020

Tsawg dua lossis sib npaug li 0.010

12.0-14.0

Tsawg dua los yog sib npaug li 0.20

Tsawg dua los yog sib npaug li 0.20

/

/

P110

0.26-0.395

0.17-0.37

0.40-0.70

Tsawg dua los yog sib npaug rau 0.020

Tsawg dua lossis sib npaug li 0.010

0.80-1.10

Tsawg dua los yog sib npaug li 0.20

Tsawg dua los yog sib npaug li 0.20

0.15-0.25

Tsawg dua los yog sib npaug li 0.08

 

 

casing pipe Mechanical properties of casing pipe

 

Qib

Hom

Tag nrho elongation nyob rau hauv load (%)

Yield zog (min)

Yield zog (max)

Tensile zog min Mpa

Hardness Max (HRC)

Hardness Max (HBW)

J55

-

0.5

379

552

517

-

-

K55

-

0.5

379

552

655

-

-

N80

1

0.5

552

758

689

-

-

N80

Q

0.5

552

758

689

-

-

L80

1

0.5

552

655

655

23

241

L80

9 cr ua

0.5

552

655

655

23

241

L80

13 Cr

0.5

552

655

655

23

241

C90

-

0.5

621

724

689

25.4

255

C95

-

0.5

655

758

724

-

-

T95

-

0.5

655

758

724

25.4

255

P110

-

0.6

758

965

862

-

-

Q125

Tag nrho

0.65

862

1034

931

-

-

 

 

Txheej txheem

info-1-1

 

Ntim

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