Casing pipe standard

Technical parameters of casing pipe:

Sizes OD
D
mm		 Weight
kg/m		 WT
t
mm		 Type of end
        H40 J55
K55		 M65 L80
C95		 N80
1、Q		 C90
T95		 P110 Q125
1 2                      
1 2 3 4 5 6 7 8 9 10 11 12 13
4-1/2
4-1/2
4-1/2
4-1/2
4-1/2		 9.50
10.50
11.60
13.50
15.10		 114.30
114.30
114.30
114.30
114.30		 14.14
15.63
17.26
20.09
22.47		 5.21
5.69
6.35
7.37
8.56		 PS
–
–
–
–		 PS
PSB
PSLB
–
–		 PS
PSB
PLB
PLB
–		 –
–
PLB
PLB
–		 –
–
PLB
PLB
–		 –
–
PLB
PLB
–		 –
–
PLB
PLB
PLB		 –
–
–
–
PLB
5
5
5
5
5
5
5		 11.50
13.00
15.00
18.00
21.40
23.20
24.10		 127.00
127.00
127.00
127.00
127.00
127.00
127.00		 17.11
19.35
22.32
26.79
31.85
34.53
35.86		 5.59
6.43
7.52
9.19
11.10
12.14
12.70		 –
–
–
–
–
–
–		 PS
PSLB
PSLBE
–
–
–
–		 PS
PSLB
PLB
PLB
PLB
–
–		 –
–
PLBE
PLBE
PLB
PLB
PLB		 –
–
PLBE
PLBE
PLB
PLB
PLB		 –
–
PLBE
PLBE
PLB
PLB
PLB		 –
–
PLBE
PLBE
PLB
PLB
PLB		 –
–
–
PLBE
PLB
PLB
PLB

 

Sizes OD
D
mm		 Weight
kg/m		 WT
t
mm		 Type of end
H40 J55
K55		 M65 L80
C95		 N80
1、Q		 C90
T95		 P110 Q125
1 2
1 2 3 4 5 6 7 8 9 10 11 12 13
5-1/2
5-1/2
5-1/2
5-1/2
5-1/2
5-1/2
5-1/2
5-1/2
5-1/2
5-1/2
5-1/2
5-1/2		 14.00
15.50
17.00
20.00
23.00
26.80
29.70
32.60
35.30
38.00
40.50
43.10		 139.70
139.70
139.70
139.70
139.70
139.70
139.70
139.70
139.70
139.70
139.70
139.70		 20.83
23.07
25.30
29.76
34.23
39.88
44.20
48.51
52.53
56.55
60.27
64.14		 6.20
6.98
7.72
9.17
10.54
12.70
14.27
15.88
17.45
19.05
20.62
22.22		 PS
–
–
–
–
–
–
–
–
–
–
–		 PS
PSLBE
PSLBE
–
–
–
–
–
–
–
–
–		 PS
PSLB
PLB
PLB
PLB
–
–
–
–
–
–
–		 –
–
PLBE
PLBE
PLBE
–
–
–
–
–
–
–		 –
–
PLBE
PLBE
PLBE
–
–
–
–
–
–
–		 –
–
PLBE
PLBE
PLBE
P
P
P
P
P
P
P		 –
–
PLBE
PLBE
PLBE
–
–
–
–
–
–
–		 –
–
–
–
PLBE
–
–
–
–
–
–
–
6-5/8
6-5/8
6-5/8
6-5/8		 20.00
24.00
28.00
32.00		 168.28
168.28
168.28
168.28		 29.76
35.72
41.67
47.62		 7.32
8.94
10.59
12.06		 PS
–
–
–		 PSLB
PSLBE
–
–		 PSLB
PLB
PLB
–		 –
PLBE
PLBE
PLBE		 –
PLBE
PLBE
PLBE		 –
PLBE
PLBE
PLBE		 –
PLBE
PLBE
PLBE		 –
–
–
PLBE
7
7
7
7
7
7
7		 17.00
20.00
23.00
26.00
29.00
32.00
35.00		 177.80
177.80
177.80
177.80
177.80
177.80
177.80		 25.30
29.76
34.23
38.69
43.16
47.62
52.09		 5.87
6.91
8.05
9.19
10.36
11.51
12.65		 PS
PS
–
–
–
–
–		 –
PS
PSLBE
PSLBE
–
–
–		 –
PS
PLB
PLB
PLB
PLB
–		 –
–
PLBE
PLBE
PLBE
PLBE
PLBE		 –
–
PLBE
PLBE
PLBE
PLBE
PLBE		 –
–
PLBE
PLBE
PLBE
PLBE
PLBE		 –
–
–
PLBE
PLBE
PLBE
PLBE		 –
–
–
–
–
–
PLBE
7
7
7
7
7
7		 38.00
42.70
46.40
50.10
53.60
57.10		 177.80
177.80
177.80
177.80
177.80
177.80		 56.55
63.54
69.05
74.56
79.77
84.97		 13.72
15.88
17.45
19.05
20.62
22.22		 –
–
–
–
–
–		 –
–
–
–
–
–		 –
–
–
–
–
–		 PLBE
–
–
–
–
–		 PLBE
–
–
–
–
–		 PLBE
P
P
P
P
P		 PLBE
–
–
–
–
–		 PLBE
–
–
–
–
–
7-5/8
7-5/8
7-5/8
7-5/8
7-5/8
7-5/8
7-5/8
7-5/8
7-5/8
7-5/8		 24.00
26.40
29.70
33.70
39.00
42.80
45.30
47.10
51.20
55.30		 193.68
193.68
193.68
193.68
193.68
193.68
193.68
193.68
193.68
193.68		 35.72
39.29
44.20
50.15
58.04
63.69
67.41
70.09
76.19
82.30		 7.62
8.33
9.52
10.92
12.70
14.27
15.11
15.88
17.45
19.05		 PS
–
–
–
–
–
–
–
–
–		 –
PSLBE
–
–
–
–
–
–
–
–		 –
PSLB
PLB
PLB
–
–
–
–
–
–		 –
PLBE
PLBE
PLBE
PLBE
PLB
PLB
PLB
–
–		 –
PLBE
PLBE
PLBE
PLBE
PLB
PLB
PLB
–
–		 –
PLBE
PLBE
PLBE
PLBE
PLB
PLB
PLB
P
P		 –
–
PLBE
PLBE
PLBE
PLB
PLB
PLB
–
–		 –
–
–
–
PLBE
PLB
PLB
PLB
–
–
7-3/4 46.10 196.85 68.60 15.11 – – – P P P P P
8-5/8
8-5/8
8-5/8
8-5/8
8-5/8
8-5/8
8-5/8		 24.00
28.00
32.00
36.00
40.00
44.00
49.00		 219.08
219.08
219.08
219.08
219.08
219.08
219.08		 35.72
41.67
47.62
53.57
59.53
65.48
72.92		 6.71
7.72
8.94
10.16
11.43
12.70
14.15		 –
PS
PS
–
–
–
–		 PS
–
PSLBE
PSLBE
–
–
–		 PS
PS
PSLB
PSLB
PLB
–
–		 –
–
–
PLBE
PLBE
PLBE
PLBE		 –
–
–
PLBE
PLBE
PLBE
PLBE		 –
–
–
PLBE
PLBE
PLBE
PLBE		 –
–
–
–
PLBE
PLBE
PLBE		 –
–
–
–
– PLBE
9-5/8
9-5/8
9-5/8
9-5/8
9-5/8
9-5/8
9-5/8
9-5/8
9-5/8
9-5/8
9-5/8		 32.30
36.00
40.00
43.50
47.00
53.50
58.40
59.40
64.90
70.30
75.60		 244.48
244.48
244.48
244.48
244.48
244.48
244.48
244.48
244.48
244.48
244.48		 48.07
53.57
59.53
64.73
69.94
79.62
86.91
88.40
96.58
104.62
112.50		 7.92
8.94
10.03
11.05
11.99
13.84
15.11
15.47
17.07
18.64
20.24		 PS
PS
–
–
–
–
–
–
–
–
–		 –
PSLB
PSLBE
–
–
–
–
–
–
–
–		 –
PSLB
PSLB
PLB
PLB
–
–
– –
–		 –
–
PLBE
PLBE
PLBE
PLBE
PLB
–
–
–
–		 –
–
PLBE
PLBE
PLBE
PLBE
PLB
–
–
–
–		 –
–
PLBE
PLBE
PLBE
PLBE
PLB
P
P
P
P		 –
–
–
PLBE
PLBE
PLBE
PLB
–
–
–
–		 –
–
–
–
PLBE
PLBE
PLB
–
–
–
–
10-3/4
10-3/4
10-3/4
10-3/4
10-3/4
10-3/4
10-3/4		 32.75
40.50
45.50
51.00
55.50
60.70
65.70		 273.05
273.05
273.05
273.05
273.05
273.05
273.05		 48.74
60.27
67.71
75.90
82.59
90.33
97.77		 7.09
8.89
10.16
11.43
12.57
13.84
15.11		 PS
PS
–
–
–
–
–		 –
PSB
PSBE
PSBE
–
–
–		 –
PSB
PSB
PSB
PSB
–
–		 –
–
–
PSBE
PSBE
–
–		 –
–
–
PSBE
PSBE
–
–		 –
–
–
PSBE
PSBE
PSBE
PSB		 –
–
–
PSBE
PSBE
PSBE
PSB		 –
–
–
–
–
PSBE
PSB
10-3/4
10-3/4
10-3/4		 73.20
79.20
85.30		 273.05
273.05
273.05		 108.93
117.86
126.94		 17.07
18.64
20.24		 –
–
–		 –
–
–		 –
–
–		 –
–
–		 –
–
–		 P
P
P		 –
–
–		 –
–
–
11-3/4
11-3/4
11-3/4
11-3/4
11-3/4
11-3/4		 42.00
47.00
54.00
60.00
65.00
71.00		 298.45
298.45
298.45
298.45
298.45
298.45		 62.50
69.94
80.36
89.29
96.73
105.66		 8.46
9.53
11.05
12.42
13.56
14.78		 PS
–
–
–
–
–		 –
PSB
PSB
PSB
–
–		 –
PSB
PSB
PSB
–
–		 –
–
–
PSB
P
P		 –
–
–
PSB
P
P		 –
–
–
PSB
P
P		 –
–
–
PSB
P
P		 –
–
–
PSB
P
P
13-3/8
13-3/8
13-3/8
13-3/8
13-3/8		 48.00
54.50
61.00
68.00
72.00		 339.72
339.72
339.72
339.72
339.72		 71.43
81.10
90.78
101.19
107.15		 8.38
9.65
10.92
12.19
13.06		 PS
–
–
–
–		 –
PSB
PSB
PSB
–		 –
PSB
PSB
PSB
–		 –
–
–
PSB
PSB		 –
–
–
PSB
PSB		 –
–
–
PSB
PSB		 –
–
–
PSB
PSB		 –
–
–
–
PSB
16
16
16
16		 65.00
75.00
84.00
109.00		 406.40
406.40
406.40
406.40		 96.73
111.61
125.01
162.21		 9.53
11.13
12.57
16.66		 PS
–
–
–		 –
PSB
PSB
P		 –
PSB
PSB
–		 –
–
–
P		 –
–
–
P		 –
–
–
–		 –
–
–
P		 –
–
–
P
18-5/8 87.50 473.08 130.21 11.05 PS PSB PSB – – – – –
20
20
20		 94.00
106.50
133.00		 508.00
508.00
508.00		 139.89
158.49
197.93		 11.13
12.70
16.13		 PSL
–
–		 PSLB
PSLB
PSLB		 PSLB
PSLB
–		 –
–
–		 –
–
–		 –
–
–		 –
–
–		 –
–
–
Remarks: P——Plain end;S—Short round thread;L—Long round thread;B—Buttress thread;E—Extreme-line.

Note: other premium connection shall be provided as per customer requirements.

Chemical compositions of 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

Mechanical properties of casing pipe

Mechanical properties of casing pipe

Grade

Type

Total elongation 

Yield strength

Yield strength 

Tensile strength 

Hardness 

Hardness 

under load

 (min)Mpa

(max)Mpa

min Mpa

Max (HRC)

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

-

-

 

Silicone Airpods Case Custom

Dongguan Huayuan Electronic Technology Co., Ltd , https://www.siliconefactory-oem.com