Description
Product Type:API Tubing,EUE Seamless Tubing;NU Seamless Tubing;Premium Tubing
Outer Diameter (OD):48.26mm-114.30mm
Wall Thickness(WT):3.18mm-16mm
Length:R1, R2, R3
Standard:API 5CT J55,N80-1,V80-Q;L80-1;L80-9Cr;L80-13Cr;C90;C95;P110,Q125
Materials:H40, J55, K55, N80, L80, C90,T95 and P110
Thread type:NUE.EUE,BAM,Special clearance,VAN TOP,NEW VAM
Application:Oil Tubing is widely used for transporting crude oil and natural gas to surface after drilling, which also bears pressure from exploration.
Production technology:Plain pipe-end upsetting- Austenite treatment-Quenching-Tempering-straightening-(Non-Destructive Testing)- Threading-Thread inspection-coupling MPI-phosphating-Coupling make up-Drifting-Hydrostatic testing-Measuring&Weight-Marking&Stenciling-Coating-Packing Casing and tubing-Transportation
Pipe Type:Oil casing, API 5CT casing,API Spec 5CT J55 K55 N80 L80 Casing Pipe;Seamless Steel Oil Well Casing Pipe
Outer diamater(OD):114.30mm-508mm
Wall thickness(WT):5.21mm-16.13mm
Length:R1; R2; R3
Gread:J55;K55;N80-Q;L80-1;L80-9Cr;L80-13Cr,C95,P10
Standard:API 5CT PSL1/PSL2 J55,K55,N80-1,N80-Q,
API 5CT PSL1/PSL2 L80-1, L80-9Cr,L80-13Cr,C90, C95, P110, Q125
Thread types:STC;LTC;BTC;VAM TOP equivalent;New VAM equivalent;CS equivalent;HSC equivalent;NUE;EUE;LTC;XC
Thread:NUE, EUE, VAM, STC, LTC, BTC, XC, VAM TOP, NEW VAM,HYDRILL CS
Application:Casing Pipe is widely used for fastening oil and gas well wall or borehold, with bigger diameter than tubing, including surface casings, technical casings and oil layer casings.
If you have any Inquiry, please don't hesitate to contact us immediately,Email:sales@union-steels.com
Specification
API 5CT Oil Tubing Dimension:
|
Label
|
OD (mm)
|
WT (mm)
|
Type of End-finish
|
Inch
|
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 end; N-Non Upset;U-External upset;T&C-Threaded and coupled
|
API 5CT casing
DN
|
O. D.
|
Weight
|
W. T.
|
End Machining Form
|
Steel Grade
|
in
|
mm
|
lb/ft
|
kg/m
|
in
|
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
|
PLBE
|
PLB
|
18.00
|
26.79
|
0.362
|
9.19
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
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
|
PLBE
|
PLB
|
20.00
|
29.76
|
0.361
|
9.17
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
PLB
|
23.00
|
34.23
|
0.415
|
10.54
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
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
|
PLBE
|
PLB
|
28.00
|
41.67
|
0.417
|
10.59
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
PLB
|
32.00
|
47.62
|
0.475
|
12.06
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
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
|
PLBE
|
–
|
26.00
|
38.69
|
0.362
|
9.19
|
–
|
PSLB
|
PLB
|
PLB
|
PLBE
|
PLB
|
29.00
|
43.16
|
0.408
|
10.36
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
PLB
|
32.00
|
47.62
|
0.453
|
11.51
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
PLB
|
35.00
|
52.09
|
0.498
|
12.65
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
PLB
|
38.00
|
56.55
|
0.540
|
13.72
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
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
|
PLBE
|
PLB
|
29.70
|
44.20
|
0.375
|
9.52
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
PLB
|
33.70
|
50.15
|
0.430
|
10.92
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
PLB
|
39.00
|
58.05
|
0.500
|
12.70
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
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
|
PLBE
|
PLB
|
40.00
|
59.53
|
0.450
|
11.43
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
PLB
|
44.00
|
65.48
|
0.500
|
12.70
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
PLB
|
49.00
|
72.92
|
0.557
|
14.15
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
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
|
PLBE
|
–
|
43.50
|
64.73
|
0.435
|
11.05
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
PLB
|
47.00
|
69.94
|
0.472
|
11.99
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
PLB
|
53.50
|
79.62
|
0.545
|
13.84
|
–
|
–
|
PLB
|
PLB
|
PLBE
|
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-thread;L——Long-thread;B——Buttress thread;E——Extreme thread
|
Standard
API 5CT Oil Tubing Chemical Composition & Mechanical Properties
Mechanical Properties:
|
Grade
|
Type
|
Total elongation under load (%)
|
Yield strength (min)
|
Yield strength (max)
|
Tensile strength 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
|
9Cr
|
0.5
|
552
|
655
|
655
|
23
|
241
|
L80
|
13Cr
|
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
|
All
|
0.65
|
862
|
1034
|
931
|
-
|
-
|
API 5CT Oil Tubing Tolerance
Pipe Types
|
Pipe Size (mm)
|
Tolerances
|
Hot Rolled
|
OD
|
≤159
|
±1.0%
|
>159
|
±1.20%
|
WT
|
≤20
|
±12.5%
|
>20
|
±10.0%
|
Cold Drawn
|
OD
|
≤30
|
±0.20mm
|
30-50
|
±0.30mm
|
>50
|
±0.8%
|
WT
|
≤3
|
+12% -10%
|
>3
|
±10%
|
casing pipe Chemical compositions of casing pipe
Standard
|
Grade
|
Chemical compositions(%)
|
API SPEC 5CT
|
J55
|
C
|
Si
|
Mn
|
P
|
S
|
Cr
|
Ni
|
Cu
|
Mo
|
V
|
K55
|
0.34~0.39
|
0.20~0.35
|
1.25~1.50
|
≤0.020
|
≤0.015
|
≤0.15
|
≤0.20
|
≤0.20
|
/
|
/
|
N80
|
0.34~0.38
|
0.20~0.35
|
1.45~1.70
|
≤0.020
|
≤0.015
|
≤0.15
|
/
|
/
|
/
|
0.11~0.16
|
L80
|
0.15~0.22
|
≤1.00
|
0.25~1.00
|
≤0.020
|
≤0.010
|
12.0~14.0
|
≤0.20
|
≤0.20
|
/
|
/
|
P110
|
0.26~0.395
|
0.17~0.37
|
0.40~0.70
|
≤0.020
|
≤0.010
|
0.80~1.10
|
≤0.20
|
≤0.20
|
0.15~0.25
|
≤0.08
|
casing pipe Mechanical properties of casing pipe
Grade
|
Type
|
Total elongation under load (%)
|
Yield strength (min)
|
Yield strength (max)
|
Tensile strength 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
|
9Cr
|
0.5
|
552
|
655
|
655
|
23
|
241
|
L80
|
13Cr
|
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
|
All
|
0.65
|
862
|
1034
|
931
|
-
|
-
|
Process
Packing