Spiral steel pipe itself has no life limit, and the service life is mainly related to the operating environment and production process. Spiral steel pipe operating environment is relatively poor In order to extend the service life, the oute.
PETROLEUM CASING PIPELINE
PETROLEUM CASING PIPELINE
Product Category: hot-rolled seamless steel pipe
1, the main production steel grades
H40, J55, K55, N80, M65, L80, C90, T95, P110, etc.
.
2, chemical composition, mechanical properties
|
grade
|
category
|
chemical composition
|
mechanical properties
|
||||||||||||||||
|
C
|
Mn
|
Mo
|
Cr
|
Ni
|
Cu
|
P
|
S
|
Si
|
yield strength (Mpa)
|
Tensile strength (Mpa)
|
hardness
|
||||||||
|
Min
|
Max
|
Min
|
Max
|
MiN
|
Max
|
Min
|
Max
|
Max
|
Max
|
Max
|
Max
|
Max
|
Min
|
Max
|
Min
|
HRC
|
HBW / HBC
|
||
|
H40
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
0.030
|
0.030
|
/
|
276
|
552
|
414
|
/
|
/
|
|
J55
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
0.030
|
0.030
|
/
|
379
|
552
|
517
|
/
|
/
|
|
K55
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
0.030
|
0.030
|
/
|
379
|
552
|
655
|
/
|
/
|
|
N80
|
1
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
0.030
|
0.030
|
/
|
552
|
758
|
689
|
/
|
/
|
|
0
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
0.030
|
0.030
|
/
|
552
|
758
|
689
|
/
|
/
|
|
|
M65
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
0.030
|
0.030
|
/
|
448
|
586
|
586
|
22
|
235
|
|
L80
|
1
|
/
|
0.43
|
/
|
1.90
|
/
|
/
|
/
|
/
|
0.25
|
0.35
|
0.030
|
0.030
|
0.45
|
552
|
655
|
655
|
23
|
241
|
|
9Cr
|
/
|
0.15
|
0.30
|
0.60
|
0.90
|
1.10
|
8.0
|
10.00
|
0.50
|
0.25
|
0.020
|
0.010
|
1.00
|
552
|
655
|
655
|
23
|
241
|
|
|
13Cr
|
0.15
|
0.22
|
0.25
|
1.00
|
/
|
/
|
12.0
|
14.00
|
0.50
|
0.25
|
0.020
|
0.010
|
1.00
|
552
|
655
|
655
|
23
|
241
|
|
|
C90
|
1
|
/
|
0.35
|
/
|
1.00
|
0.25
|
0.75
|
/
|
1.20
|
0.99
|
/
|
0.020
|
0.010
|
/
|
621
|
724
|
689
|
25.4
|
255
|
|
2
|
/
|
0.50
|
/
|
1.90
|
/
|
NL
|
/
|
NL
|
0.99
|
/
|
0.030
|
0.010
|
/
|
621
|
724
|
689
|
25.4
|
255
|
|
|
T95
|
1
|
/
|
0.35
|
/
|
1.20
|
0.25
|
0.85
|
0.40
|
1.50
|
0.99
|
/
|
0.020
|
0.010
|
/
|
655
|
758
|
724
|
25.4
|
255
|
|
2
|
/
|
0.50
|
/
|
1.90
|
/
|
/
|
/
|
/
|
0.99
|
/
|
0.030
|
0.010
|
/
|
655
|
758
|
724
|
25.4
|
255
|
|
|
P110
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/
|
/.
|
/
|
/
|
0.030
|
0.030
|
/
|
758
|
965
|
862
|
/
|
/
|
3, oil pipelines Pipeline Management of weight specifications table
| OD | theoretical weight | wall | ID | Path | coupling OD | thread type | grade | length |
|
139.7
(5-1/2)
|
20.85 (0.244)
23.09 (15.50)
25.32 (17.00)
29.79 (20.00)
34.26 (23.00)
|
6.20 (0.244)
6.98 (0.275)
7.72 (0.304)
9.17 (0.361)
10.54 (0.415)
|
127.3 (5.012)
125.7 (4.950)
124.3 (4.892)
121.4 (4.778)
118.6 (4.670)
|
124.1 (4.887)
122.6 (4.825)
121.1 (4.767)
118.2 (4.653)
115.4 (4.545)
|
153.7
(6.050)
|
round thread
Buttress thread
|
j55
n80
p110
|
8m-12m
(2602-39.4)
|
|
177.8
(7)
|
25.52917.00)
29.79 (20.00)
34.26 (23.00)
38.73 (26.00)
43.20 (29.00)
47.66 (32.00)
52.13 (35.00)
56.60 (38.00)
|
5.87 (0.231)
6.91 (0.272)
8.05 (0.317)
9.19 (0.362)
10.36 (0.408)
11.51 (0.453)
12.65 (0.498)
13.72 (0.540)
|
166.1 (6.538)
164.2 (6.456)
161.7 (6.366)
159.4 (6.276)
157.1 (6.180)
154.8 (6.090)
152.5 (6.004)
150.4 (5.430)
|
162.9 (6.413)
160.8 (6.331)
158.5 (6.204)
156.2 (6.151)
153.9 (6.059)
151.6 (5.969)
149.3 (5.879)
147.2 (5.795)
|
194.5
(7.656)
|
round thread
Buttress thread
|
j55
n80
p110
|
8m-12m
(2602-39.4)
|
|
219.1
(8-5/8)
|
35.75 (24.00)
41.71 (28.00)
47.66 (32.00)
53.62 (36.00)
59.58 (40.00)
|
6.71 (0.264)
7.72 (0.304)
8.94 (0.352)
10.16 (0.400)
11.43 (0.450)
|
205.7 (8.093)
203.7 (8.020)
201.2 (7.927)
198.8 (7.827)
196.2 (7.724)
|
202.5 (7.972)
200.5 (7.894)
198.0 (7.795)
195.6 (7.701)
193.0 (7.598)
|
244.5
(9.625)
|
round thread
Buttress thread
|
j55
n80
p110
|
8m-12m
(2602-39.4)
|
|
244.5
(9-5/8)
|
48.11 (32.30)
53.62 (36.00)
59.58 (40.00)
64.79 (43.50)
70.01 (47.00)
71.69 (53.50)
|
7.92 (0.312)
8.94 (0.352)
10.03 (0.395)
11.05 (0.435)
11.99 (0.472)
13.84 (0.545)
|
328.7 (9.001)
236.6 (8.921)
224.4 (8.835)
232.4 (8.755)
320.5 (8.681)
216.8 (8.535)
|
244.7 (8.845)
222.6 (8.765)
220.4 (8.679)
218.4 (8.599)
216.5 (8.525)
212.8 (8.379)
|
269.6
(10.6250
|
round thread
Buttress thread
|
j55
n80
p110
|
8m-12m
(2602-39.4)
|
|
273.0
(10-3/4)
|
48.78 (32.75)
60.32 (40.50)
67.77 (45.50)
75.96 (51.00)
82.67 (55.50)
|
7.09 (0.279)
8.89 (0.350)
10.26 (0.400)
11.43 (0.450)
12.57 (0.495)
|
258.9 (10.192)
255.3 (10.050)
252.7 (9.950)
250.2 (9.850)
247.9 (9.760)
|
254.9 (10.035)
251.3 (9.894)
248.8 (9.794)
246.2 (9.694)
243.9 (9.604)
|
298.5
(11.752)
|
round thread
Buttress thread
|
j55
n80
p110
|
8m-12m
(2602-39.4)
|
|
339.7
(13-3/8)
|
71.50 (48.00)
81.18 (54.50)
90.86 (61.00)
101.69 (68.00)
|
8.38 (0.330)
9.65 (0.380)
10.92 (0.430)
12.19 (0.480)
|
322.9 (12.715)
320.4 (12.615)
317.9 (12.515)
315.3 (12.415)
|
319.0 (12.559)
316.5 (12.459)
313.9 (12.359)
311.4 (12.259)
|
365.1
(14.374)
|
round thread
Buttress thread
|
j55
n80
p110
|
8m-12m
(2602-39.4)
|
|
73.0
(2-7/8)
|
9.53 (6.40)
11.62 (7.90)
12.81 (8.60)
|
5.51 (0217)
7.01 (0.276)
7.82 (0.308)
|
62.00 (2.441)
59.00 (2.323)
57.40 (2.259)
|
59.61 (2.347)
56.62 (2.229)
54.99 (2.165)
|
88.9
(3.500)
|
round thread |
j55
n80
|
8.5m-9.5m
(27.9-31.2)
|
|
88.9
(3-1/2)
|
11.47 (7.70)
15.19 (10.20)
|
5.49 (0.216)
7.34 (0.289)
|
77.9 (3.067)
76.0 (2.992)
|
24.25 (2.943)
21.04 (2.797)
|
107.95
(4.250)
|
round thread |
j55
n80
|
8.5m-9.5m
(27.9-31.2)
|
|
114.3
(4-1/2)
|
18.77 (12.60) | 6.88 (0.271) | 100.5 (3.957) | 97.37 (3.833) |
132.08
(5.200)
|
round thread |
j55
n80
|
8.5m-9.5m
(27.9-31
|
3 Comments
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