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API Seamless Pipe/Line Pipe

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  • Description

1. Production technology: Hot-rolled and cold drawn

2. Executive standards: API5L , ASME B36.10, ASTM A106/A53

3. Specification range:
OD: 1/2”-24”
WT: SCH10-SCHXXS

4. Materials: GrB, Q345B, X42-70, ST44, ST52 etc.

5. Testing: Eddy current/ Hydrostatic/Ultrasonic/ Intergranular Corrosion etc.

6. Packing: Bundles, seaworthy packing, or as required by customers.

7. Application:
API seamless pipe are widely used for petroleum, power generation, natural gas, coal gas, water and some solid materials, also ship-building, chemical fertilizer equipment etc.
Technical parameters of Seamless pipe:

Nominal Size

Outside Diameter

Norminal Wall Thickness(MM)

DN

NPS

OD(MM)

SCH10

SCH20

SCH30

STD

SCH40

SCH60

XS

SCH80

SCH100

SCH120

SCH140

SCH160

XXS

15
20
25

1/2
3/4
1

21.3
26.7
33.4

2.11
2.11
2.77

—
—
—

2.41
2.41
2.90

2.77
2.87
3.38

2.77
2.87
3.38

—
—
—

3.73
3.91
4.55

3.73
3.91
4.55

—
—
—

—
—
—

—
—
—

4.78
5.56
6.35

7.47
7.82
9.09

32
40
50

11/4
11/2
2

42.2
48.3
60.3

2.77
2.77
2.77

—
—
—

2.97
3.18
3.18

3.56
3.68
3.91

3.56
3.68
3.91

—
—
—

4.85
5.08
5.54

4.85
5.08
5.54

—
—
—

—
—
—

—
—
—

6.35
7.14
8.74

9.70
10.15
11.07

65
80
90

21/2
3
31/2

73.0
88.9
101.6

3.05
3.05
3.05

—
—
—

4.78
4.78
4.78

5.16
5.49
5.74

5.16
5.49
5.74

—
—
—

7.01
7.62
8.08

7.01
7.62
8.08

—
—
—

—
—
—

—
—
—

9.53
11.13
—

14.02
15.24
—

100
125
150

4
5
6

114.3
141.3
168.3

3.05
3.40
3.40

—
—
—

—
—
—

6.02
6.55
7.11

6.02
6.55
7.11

—
—
—

8.56
9.53
10.97

8.56
9.53
10.97

—
—
—

11.13
12.70
14.27

—
—
—

13.49
15.88
18.26

17.12
19.05
21.95

200
250
300

8
10
12

219.1
273.1
323.9

3.76
4.19
4.57

6.35
6.35
6.35

7.04
7.80
8.38

8.18
9.27
9.53

8.18
9.27
10.31

10.31
12.70
14.27

12.70
12.70
12.70

12.70
15.09
17.48

15.09
18.26
21.44

18.26
21.44
25.40

20.62
25.40
28.58

23.01
28.58
33.32

22.23
25.40
25.40

350
400
450

14
16
18

355.6
406.4
457.2

6.35
6.35
6.35

7.92
7.92
7.92

9.53
9.53
11.13

9.53
9.53
9.53

11.13
12.70
14.27

15.09
16.66
19.05

12.70
12.70
12.70

19.05
21.44
23.83

23.83
26.19
29.36

27.79
30.96
34.93

31.75
36.53
39.67

35.71
40.49
45.24

—
—
—

500
550
600

20
22
24

508
559
610

6.35
6.35
6.35

9.53
9.53
9.53

12.70
12.70
14.27

9.53
9.53
9.53

15.09
—
17.48

20.62
22.23
24.61

12.70
12.70
12.70

26.19
28.58
30.96

32.54
34.93
38.89

38.10
41.28
46.02

44.45
47.63
52.37

50.01
53.98
59.54

—
—
—

500
550
600

20
22
24

508
559
610

6.35
6.35
6.35

9.53
9.53
9.53

12.70
12.70
14.27

9.53
9.53
9.53

15.09
—
17.48

20.62
22.23
24.61

12.70
12.70
12.70

26.19
28.58
30.96

32.54
34.93
38.89

38.10
41.28
46.02

44.45
47.63
52.37

50.01
53.98
59.54

—
—
—

Notice: Special sizes which customer required can be provided.

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