The Benefits of Using China casing Pipe in Oil and Gas Exploration
China casing pipe has become an increasingly popular choice for oil and gas exploration due to its numerous advantages. Casing pipe is a type of steel pipe used to line the walls of a drilled well, providing structural integrity and preventing the well from collapsing. China casing pipe is a cost-effective solution for oil and gas exploration, offering a number of benefits that make it an attractive option for drilling operations.
Number and Color of Bands for Product a with Length³ 1.8 m
Color(s) for Couplings
Entire Coupling
Band(s) b, c
1
2
3
4
5
H40
—
None or black band at the manufacturer’s option
None
Same as for pipe
J55 Tubing
—
One bright green
Bright green
None
J55 Casing
—
One bright green
Bright green
One white
K55
—
Two bright green
Bright green
None
N80
1
One red
Red
None
N80
Q
One red, one bright green
Red
Green
R95
—
One brown
Brown
None
L80
1
One red, one brown
Red
One brown
L80
9Cr
One red, one brown, two yellow
None
Two yellow
L80
13Cr
One red, one brown, one yellow
None
One yellow
C90
1
One purple
Purple
None
T95
1
One silver
Silver
None
C110
—
One white, two brown
White
Two brown
P110
—
One white
White
None
Q125
1
One orange
Orange
None
a In the case of coupling Material, unless otherwise specified in the purchase agreement, the manufacturer’s internal requirements shall govern.
b Special clearance couplings shall also have a black band.
c Seal-ring couplings shall also have a blue band.
One of the primary advantages of using China casing pipe is its cost-effectiveness. China casing pipe is typically much less expensive than other types of casing pipe, making it an attractive option for drilling operations on a budget. Additionally, China casing pipe is often available in larger sizes than other types of casing pipe, allowing for larger diameter wells to be drilled. This can be beneficial for operations that require a larger well diameter, as it can reduce the number of pipes needed and the overall cost of the project.
oil tube Wholesale-Price High-Quality high-grade China,casing pipe China high-quality ,wholesaler,casing pipe Chinese high-grade wholesaler,Another benefit of using China casing pipe is its durability. China casing pipe is made from high-quality steel, making it highly resistant to corrosion and wear. This makes it an ideal choice for drilling operations in harsh environments, as it can withstand the rigors of the drilling process without deteriorating. Additionally, China casing pipe is often available in a variety of grades, allowing for the selection of a pipe that is best suited to the specific needs of the drilling operation.
API 5CT L80 Casing TubingDimensions and Masses for Standard Casing and for Casing Threaded with
API Round Thread and Buttress Thread
Labels a
Calculated Mass c
Nominal Linear Mass T& C b,c
Wall Thick- ness
em, Mass Gain or Loss Due to End Finishing d
Outside Diameter
Inside Diameter
Drift Diameter
Plain- end
kg
Round Thread
Buttress Thread
wpe
D
kg/m
t
D
mm
kg/m
Short
Long
RC
SCC
mm
mm
mm
1
2
3
4
5
6
7
8
9
10
11
12
4 1/2
9.5
114.3
14.38
5.21
103.88
100.7
14.02
3.64
—
— 4.53
— 1.12
4 1/2
10.5
114.3
15.73
5.69
102.92
99.74
15.24
3.33
— 3.61
4.32
0.91
4 1/2
11.6
114.3
17.38
6.35
101.6
98.42
16.91
3.18
3.35
4.07
0.6
4 1/2
13.5
114.3
19.87
7.37
99.56
96.38
19.44
—
3.53
3.64
0.24
4 1/2
15.1
114.3
22.69
8.56
97.18
94
22.32
—
5
11.5
127
17.19
5.59
115.82
112.64
16.74
4.32
— 4.85
— 5.38
— 1.24
5
13
127
19.69
6.43
114.14
110.96
19.12
4
4.51
4.99
0.61
5
15
127
22.69
7.52
111.96
108.78
22.16
3.71
4.52
4.4
0.22
5
18
127
27.19
9.19
108.62
105.44
26.7
—
3.45
3.76
–0.62
5
21.4
127
32.13
11.1
104.8
101.62
31.73
—
3.15
3.42
–0.96
5
23.2
127
34.76
12.14
102.72
99.54
34.39
—
2.99
3.23
–1.14
5
24.1
127
36.15
12.7
101.6
98.42
35.8
—
5 1/2
14
139.7
20.91
6.2
127.3
124.12
20.41
4.6
— 5.26
— 5.71
— 0.87
5 1/2
15.5
139.7
23.48
6.98
125.74
122.56
22.85
4.36
5.31
5.41
0.58
5 1/2
17
139.7
25.72
7.72
124.26
121.08
25.13
4.14
4.5
4.84
0.45
5 1/2
20
139.7
30.05
9.17
121.36
118.18
29.52
—
4.37
4.31
-0.52
5 1/2
23
139.7
34.05
10.54
118.62
115.44
33.57
—
—
—
—
5 1/2
26.8
139.7
40.15
12.7
114.3
111.12
39.78
—
—
—
—
5 1/2
29.7
139.7
44.47
14.27
111.16
107.98
44.14
—
—
—
—
5 1/2
32.6
139.7
48.74
15.88
107.94
104.76
48.49
—
—
—
—
5 1/2
35.3
139.7
52.8
17.45
104.8
101.62
52.61
—
—
—
—
5 1/2
38
139.7
56.82
19.05
101.6
98.42
56.68
—
—
—
—
5 1/2
40.5
139.7
60.64
20.62
98.46
95.28
60.55
—
—
—
—
5 1/2
43.1
139.7
64.41
22.22
95.26
92.08
64.38
—
6 5/8
20
168.28
29.76
7.32
153.64
150.46
29.06
5.58
6.23
6.35
0.89
6 5/8
24
168.28
35.72
8.94
150.4
147.22
35.13
4.42
5.48
5.52
0.68
6 5/8
28
168.28
41.67
10.59
147.1
143.92
41.18
—
4.73
4.71
–0.75
6 5/8
32
168.28
47.62
12.06
144.16
140.98
46.46
—
4.73
4
–1.46
Finally, China casing pipe is often available in a variety of lengths, allowing for the selection of a pipe that is best suited to the specific needs of the drilling operation. This can be beneficial for operations that require a longer well, as it can reduce the number of pipes needed and the overall cost of the project.
Overall, China casing pipe is an attractive option for oil and gas exploration due to its cost-effectiveness, durability, and availability in a variety of lengths and grades. By utilizing China casing pipe, drilling operations can reduce costs and ensure that their wells are properly lined and structurally sound.