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Casing pipe

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The casing pipes production lines can produce all kinds of seamless and HFW, API or Non-API OCTG as per API 5CT and 5B standards. The OCTG is mainly used in Oil & Gas well.

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Casing Pipe

Product Features：

The CNPS casing pipe products combined the common advantage of HFW pipe and seamless pipe.
High precision in size and shape, with high toughness and uniform structure.
The pipe has excellent performance of anti-collapse and anti-burst.Steel grade: J55、K55、N80、L80、C95、C90、P110、Q125、L80-13CR, L80-9CR, P110-13CR. P110-9CR

End processing: LTC, BTC, STC, XL, VAPTOP, NEW VAM, any PREMIUM CONNECTIONS

OD
WT
WEIGHT
END PROCESSING
mm
in
mm
in
kg/m
lb/ft
J55
K55
M65
L80
C95
N80
C90
T95
P110
Non API
114.3
4-1/2
5.21
0.205
14.14
9.50
PS
PS
–
–
–
–
PS
5.69
0.224
15.63
10.50
PSB
PSB
–
–
–
–
PSB
6.35
0.250
17.26
11.60
PSLB
PLB
PLB
PLB
PLB
PLB
PLB
7.37
0.290
20.09
13.50
–
PLB
PLB
PLB
PLB
PLB
PLB
8.56
0.337
22.47
15.10
–
–
–
–
–
PLB
PLB
127.00
5
5.59
0.220
17.11
11.50
PS
PS
–
–
–
–
PS
6.43
0.253
19.35
13.00
PSL
PSLB
–
–
–
–
PSLB
7.52
0.296
22.32
15.00
PSLB
PLB
PSLBE
PSLBE
PLBE
PSLBE
PSLB
9.19
0.362
26.79
18.00
–
PLB
PSLBE
PSLBE
PLBE
PSLBE
PSLB
11.10
0.437
31.85
21.40
–
PLB
PLB
PLB
PLB
PLB
PLB
12.14
0.478
34.53
23.20
–
–
PLB
PLB
PLB
PLB
PLB
12.70
0.500
35.86
24.10
–
–
PLB
PLB
PLB
PLB
PLB
139.70
5-1/2
6.20
0.244
20.83
14.00
PS
PS
–
–
–
–
PLB
6.98
0.275
23.07
15.50
PSLBE
PSLB
–
–
–
–
PLB
7.72
0.304
25.30
17.00
PSLBE
PLB
PSLBE
PSLBE
PLB
PSLBE
PSLB
9.17
0.361
29.76
20.00
–
PLB
PSLBE
PSLBE
PLB
PSLBE
PSLB
10.54
0.415
34.23
23.00
–
PLB
PSLBE
PSLBE
PLB
PSLBE
PSLB
168.28
6-5/8
7.32
0.288
29.76
20.00
PSLB
PSLB
–
–
–
–
PSLB
8.94
0.352
35.72
24.00
PSLBE
PLB
PSLBE
PSLBE
PSLB
PSLB
PSLB
10.59
0.417
41.67
28.00
–
PLB
PSLBE
PSLBE
PSLB
PSLB
PSLB
12.06
0.475
47.62
32.00
–
–
PSLBE
PSLBE
PSLB
PSLB
PSLB
177.80
7
6.91
0.272
29.76
20.00
PS
PS
–
–
–
–
PS
8.05
0.317
34.23
23.00
PSLBE
PLB
PSLBE
PSLBE
PLBE
–
PSLB
9.19
0.362
38.69
26.00
PSLB
PLB
PSLBE
PSLBE
PLBE
PSLBE
PSLB
10.36
0.408
43.16
29.00
–
PLB
PSLBE
PSLBE
PLBE
PSLBE
PSLB
11.51
0.453
47.62
32.00
–
PLB
PSLBE
PSLBE
PLBE
PSLBE
PSLB
12.65
0.498
52.13
35.00
–
–
PSLBE
PSLBE
PLBE
PSLBE
PSLB
13.72
0.540
56.60
38.00
–
–
PSLBE
PSLBE
PLBE
PSLBE
PSLB
193.68
7-5/8
8.33
0.328
39.29
26.40
PSLB
PSLB
PLB
PLB
PLBE
–
PSLB
9.52
0.375
44.20
29.70
–
PLB
PLB
PLB
PLBE
PLB
PLB
10.92
0.430
50.15
33.70
–
PLB
PLB
PLB
PLBE
PLB
PLB
12.70
0.500
58.05
39.00
–
–
PLB
PLB
PLBE
PLB
PLB
14.27
0.562
63.69
42.80
–
–
PLB
PLB
PLB
PLB
PLB
15.11
0.595
67.41
45.30
–
–
PLB
PLB
PLB
PLB
PLB
15.88
0.625
70.09
47.10
–
–
PLB
PLB
PLB
PLB
PLB
219.08
8-5/8
6.71
0.264
35.75
24.00
PS
PS
–
–
–
–
PS
7.72
0.304
41.67
28.00
–
PS
–
–
–
–
PS
8.94
0.352
47.66
32.00
PSLB
PSLB
–
–
–
–
PSLB
10.16
0.400
53.62
36.00
PSLB
PSLB
PLB
PLB
PLBE
–
PSLB
11.43
0.450
59.58
40.00
–
PLB
PLB
PLB
PLBE
PLB
PLB
12.70
0.500
65.54
44.00
–
–
PLB
PLB
PLBE
PLB
PLB
14.15
0.557
72.99
49.00
–
–
PLB
PLB
PLBE
PLB
PLB
244.48
9-5/8
8.94
0.352
53.57
36.00
PSLB
PSLB
–
–
–
–
PLB
10.03
0.395
59.53
40.00
PSLB
PSLB
PLB
PLB
PLB
PLB
11.05
0.435
64.73
43.50
–
PLB
PLB
PLB
PLB
PLB
PLB
11.99
0.472
69.94
47.00
–
PLB
PLB
PLB
PLB
PLB
PLB
13.84
0.545
79.62
53.50
–
–
PLB
PLB
PLB
PLB
PLB
15.11
0.595
86.91
58.40
–
–
PLB
PLB
PLB
PLB
PLB
273.05
10-3/4
8.89
0.350
60.32
40.50
PSB
PSB
PLB
PLB
PLB
PLB
PLB
10.16
0.400
67.78
45.50
PSB
PSB
–
–
–
–
PSB
11.43
0.450
75.96
51.00
PSB
PSB
PSB
PSB
PSB
PSB
PSB
12.57
0.495
72.67
55.50
–
PSB
PSB
PSB
PSB
PSB
PSB
13.84
0.545
90.41
60.70
–
–
–
–
PSB
PSB
PSB
15.11
0.595
97.86
65.70
–
–
–
–
PSB
PSB
PSB
339.70
13-3/8
9.65
0.380
81.18
54.50
PSB
PSB
–
–
PSB
PSB
–
10.92
0.430
90.86
61.00
PSB
PSB
–
–
–
–
–
12.19
0.480
101.29
68.00
PSB
PSB
PSB
PSB
PSB
PSB
–
13.06
0.514
107.24
72.00
–
–
PSB
PSB
PSB
PSB
–
508.00
20.000
11.13
0.438
139.89
94.00
SLB
SLB
–
–
–
–
–
12.70
0.500
158.49
106.50
SLB
SLB
–
–
–
–
–
16.13
0.635
197.93
133.00
SLB
–
–
–
–
–
–
OD
WT
WEIGHT
STEELG RADE
END PROCESSING
mm
in
mm
in
kg/m
lbs/fl
114.3
4-1/2
6.35
0.250
17.26
11.60
J55 / K55
PSLB
6.35
0.250
17.26
11.60
N80/L80/C95/P110
PLB
7.37
0.290
20.09
13.50
N80/L80/C95/P110
PLB
8.56
0.337
22.47
15.10
P110
PLB
127
5
7.52
0.296
22.32
15.00
J55 / K55
PSLB
7.52
0.296
22.32
15.00
N80/L80/C95/P110
PLB
9.19
0.362
26.79
18.00
N80/L80/C95/P110
PLB
11.10
0.437
31.85
21.40
N80/L80/C95/P110
PLB
12.14
0.478
34.53
23.20
N80/L80/C95/P110
PLB
12.70
0.500
35.86
24.10
N80/L80/C95/P110
PLB
139.70
5-1/2
6.20
0.244
20.83
14.00
J55 / K55
PS
6.98
0.275
23.07
15.50
J55 / K55
PSLB
7.72
0.304
25.30
17.00
J55 / K55/N80/L80/C95/P110
PLB
9.17
0.361
29.76
20.00
N80/L80/C95/P110
PLB
9.17
0.361
29.76
20.00
N80/C80S
PREMIUM
10.54
0.415
34.23
23.00
N80/L80/C95/P110
PLB
168.28
6-5/8
PSLB
8.94
0.352
35.72
24.00
J55 / K55/N80/L80/C95/P110
PLB
10.59
0.417
41.67
28.00
N80/L80/C95/P110
PLB
12.06
0.475
47.62
32.00
N80/L80/C95/P110
PLB
12.06
0.475
47.62
32.00
P110
PREMIUM
177.8
7
6.91
0.272
29.76
20.00
J55 / K55
PS
8.05
0.317
34.23
23.00
J55 / K55/N80/L80/C95
PLB
9.19
0.362
38.69
26.00
J55 / K55/N80/L80/C95/P110
PLB
9.19
0.362
38.69
26.00
N80/C80S/P110
PREMIUM
10.36
0.408
43.16
29.00
N80/L80/C95/P110
PLB
10.36
0.408
43.16
29.00
N80/C95S
PREMIUM
11.51
0.453
47.62
32.00
N80/L80/C95/P110
PLB
12.65
0.498
52.09
35.00
N80/L80/C95/P110
PLB
12.65
0.498
52.09
35.00
Q125
B
12.65
0.498
52.09
35.00
V140
PREMIUM
13.72
0.540
56.55
38.00
N80/L80/C95/P110
PLB
219.08
8-5/8
6.71
0.264
35.75
24.00
J55 / K55
PS
7.72
0.304
41.67
28.00
J55 / K55
PS
8.94
0.352
47.66
32.00
J55 / K55
PSLB
10.16
0.400
53.62
36.00
J55 / K55
PSLB
244.48
9-5/8
8.94
0.352
53.57
36.00
J55 / K55
PSLB
10.03
0.395
59.53
40.00
J55 / K55
PSLB
273.05
10-3/4
8.89
0.350
60.32
40.50
J55 / K55
PSB
10.16
0.400
67.78
45.50
J55 / K55
PSB
339.70
13-3/8
8.38
0.330
71.43
48.00
J55 / K55
PSB
9.65
0.380
81.18
54.50
J55 / K55
PSB
10.92
0.430
90.86
61.00
J55 / K55
PSB
12.19
0.480
101.29
68.00
J55 / K55
PSB

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