钢管规格(英制管).doc

钢管规格（英制管）Steel pipe outside diamter and wall thickness
美国 ANSI B36.10和36.19
公称通径
外径
Sch5S
Sch10S
Sch10
Sch20
Sch30
Sch40S
STD
Sch40
Sch60
Sch80S
XS
Sch80
Sch100
Sch120
Sch140
Sch160
XXS
mm
in
6
1/8
10.03

1.24

1.73
1.73
1.73

2.41
2.41
2.41

8
1/4
13.5

1.65

2.24
2.24
2.24

3.02
3.02
3.02

10
3/8
17.1

1.65

2.31
2.31
2.31

3.20
3.20
3.20

15
1/2
21.3
1.65
2.11

2.77
2.77
2.77

3.73
3.73
3.73

4.78
7.47
20
3/4
26.7
1.65
2.11

2.87
2.87
2.87

3.91
3.91
3.91

5.56
7.82
25
1
33.4
1.65
2.77

3.38
3.38
3.38

4.55
4.55
4.55

6.35
9.09
32
1 1/4
42.2
1.65
2.77

3.56
3.56
3.56

4.85
4.85
4.85

6.35
9.70
40
1 1/2
48.3
1.65
2.77

3.68
3.68
3.68

5.08
5.08
5.08

7.14
10.15
50
2
60.3
1.65
2.77

3.91
3.91
3.91

5.54
5.54
5.54

8.74
11.07
65
2 1/2
73
2.11
3.05

5.16
5.16
5.16

7.01
7.01
7.01

9.53
14.02
80
3
88.9
2.11
3.05

5.49
5.49
5.49

7.62
7.62
7.62

11.13
15.24
-
3 1/2
101.6
2.11
3.05

5.74
5.74
5.74

8.08
8.08
8.08

-
-
100
4
114.3
2.11
3.05

6.02
6.02
6.02

8.56
8.56
8.56

11.13

13.49
17.12
125
5
141.3
2.77
3.40

6.55
6.55
6.55

9.53
9.53
9.53

12.70

15.88
19.05
150
6
168.3
2.77
3.40

7.11
7.11
7.11

10.97
10.97
10.97

14.27

18.26
21.95
200
8
219.1
2.77
3.76

6.35
7.04
8.18
8.18
8.18
10.31
12.70
12.70
12.70
15.09
18.26
20.62
23.01
22.23
250
10
273.0
3.40
4.19

6.35
7.80
9.27
9.27
9.27
12.70
12.70
12.70
15.09
18.26
21.44
25.40
28.58
25.40
300
12
323.8
3.96
4.57

6.35
8.38
9.53
9.53
10.31
14.27
12.70
12.70
17.48
21.44
25.40
28.58
33.32
25.40
350
14
355.6
3.96
4.78
6.35
7.92
9.53

9.53
11.13
15.09

12.70
19.05
23.83
27.79
31.75
36.71

400
16
406.4
4.19
4.78
6.35
7.92
9.53

9.53
12.27
16.66

12.70
21.44
26.19
30.95
36.53
40.49

450
18
457.0
4.19
4.78
6.35
7.92
11.13

9.53
14.27
19.05

12.70
23.83
29.36
34.93
39.67
45.24

500
20
508.0
4.78
5.54
6.35
9.53
12.70

9.53
15.09
20.62

12.70
26.19
32.54
38.10
44.45
50.01

550
22
559.0
4.78
5.54
6.35
9.53
12.70

9.53
-
22.23

12.70
28.58
34.93
41.28
47.63
53.98

600
24
610.0
5.54
6.35
6.35
9.53
14.27

9.53
17.48
24.61

12.70
30.96
38.89
46.02
52.37
59.54

650
26
660.0
-
-
7.92
12.70
-

9.53
-

12.70

700
28
711.0
-
-
7.92
12.70
15.88

9.53
-

12.70

750
30
762.0
6.35
7.92
7.92
12.70
15.88

9.53
-

12.70

800
32
813.0

7.92
12.70
15.88

9.53
17.48

12.70

850
34
864.0

7.92
12.70
15.88

9.53
17.48

12.70

900
36
914.0

7.92
12.70
15.88

9.53
19.05

12.70

950
38
969.0

9.53

12.70

1000
40
1016

9.53

12.70

ANSI中的class是公称压力等级，class 150=PN2.0MPa，class 300=PN5.0MPa，class 600=PN11.0MPa，class 900=PN15.0MPa，class 1500=PN26.0MPa，class 2500=PN42.0MPa。

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