|
称外径 |
外径 |
壁厚 |
|
0.065 |
0.083 |
0.109 |
0.113 |
0.120 |
0.133 |
0.134 |
0.140 |
0.145 |
0.148 |
0.154 |
0.156 |
0.165 |
0.180 |
0.188 |
0.203 |
0.216 |
0.218 |
0.226 |
0.237 |
0.258 |
0.280 |
0.322 |
0.365 |
0.375 |
0.437 |
|
DN |
NPS |
in |
mm |
1.65 |
2.11 |
2.77 |
2.87 |
3.05 |
3.38 |
3.40 |
3.56 |
3.68 |
3.76 |
3.91 |
3.96 |
4.19 |
4.57 |
4.78 |
5.16 |
5.49 |
5.54 |
5.74 |
6.02 |
6.55 |
7.11 |
8.18 |
9.27 |
9.52 |
11.10 |
|
15 |
1/2 |
0.840 |
21.34 |
80.41
19.47 |
102.83
25.49 |
135.00
34.66 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
20 |
3/4 |
1.050 |
26.67 |
64.34
15.32 |
82.28
19.96 |
108.02
26.93 |
111.92
28.02 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
25 |
1 |
1.315 |
33.40 |
51.38
12.07 |
65.70
15.67 |
86.25
21.01 |
89.37
21.84 |
94.97
23.35 |
105.5
26.16 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
32 |
11/4 |
1.660 |
42.16 |
40.70
9.46 |
52.05
12.24 |
68.33
16.34 |
70.80
16.97 |
75.24
18.12 |
83.38
20.25 |
83.87
20.38 |
87.82
21.43 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
40 |
11/2 |
1.900 |
48.26 |
35.56
8.22 |
45.47
10.62 |
59.69
14.15 |
61.85
14.89 |
65.73
15.67 |
72.84
17.50 |
73.27
17.61 |
76.72
18.50 |
79.30
19.18 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
50 |
2 |
2.375 |
60.33 |
28.44
6.53 |
36.37
8.42 |
47.75
11.10 |
49.47
11.60 |
52.58
12.37 |
58.27
13.79 |
58.61
13.88 |
61.37
14.57 |
63.44
15.09 |
64.82
15.44 |
67.40
16.10 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
65 |
21/2 |
2.875 |
73.03 |
|
30.05
6.91 |
39.45
9.16 |
40.87
9.50 |
43.43
10.13 |
48.13
11.27 |
48.42
11.34 |
50.70
11.91 |
52.41
12.38 |
53.55
12.61 |
55.68
13.14 |
56.39
13.32 |
59.67
14.14 |
65.08
15.51 |
68.07
16.27 |
73.48
17.66 |
|
|
|
|
|
|
|
|
|
|
|
80 |
3 |
3.500 |
88.90 |
|
24.68
5.65 |
32.40
7047 |
33.57
7.75 |
35.68
8.25 |
39.54
9.18 |
39.78
9.24 |
41.65
9.69 |
43.05
10.03 |
43.99
10.28 |
45.74
10.69 |
46.33
10.83 |
49.02
11.49 |
53.46
12.59 |
55.92
13.20 |
60.36
14.32 |
64.22
15.29 |
|
|
|
|
|
|
|
|
|
|
90 |
31/2 |
4.000 |
101.60 |
|
21.60
4.93 |
28.35
6.51 |
29.38
6.75 |
31.22
7.19 |
34.60
8.00 |
34.80
8.04 |
36.44
8.44 |
37.67
8.73 |
38.49
8.93 |
40.02
9.30 |
40.54
9.42 |
42.89
9.99 |
46.78
10.94 |
48.93
11.47 |
52.82
12.43 |
56.20
13.27 |
56.71
13.40 |
58.76
13.91 |
|
|
|
|
|
|
|
|
100 |
4 |
4.500 |
114.30 |
|
19.20
4.37 |
25.20
5.77 |
26.11
5.98 |
27.75
6.37 |
30.75
7.08 |
30.94
7.12 |
32.39
7.47 |
33.48
7.73 |
34.21
7.90 |
35.58
8.23 |
36.03
8.34 |
38.12
8.84 |
41.58
9.68 |
43.49
10.14 |
46.95
10.98 |
49.95
11.72 |
50.41
11.83 |
52.23
12.28 |
54.78
12.92 |
|
|
|
|
|
|
|
125 |
5 |
5.563 |
141.30 |
|
|
20.39
4.65 |
21.12
4.82 |
22.45
5.13 |
24.88
5.69 |
25.02
5.73 |
26.20
6.00 |
27.09
6.21 |
27.67
6.35 |
28.78
6.61 |
29.15
6.70 |
30.84
7.10 |
33.64
7.77 |
35.18
8.13 |
37.98
8.81 |
40.41
9.39 |
40.78
9.48 |
42.25
9.84 |
44.31
10.34 |
48.21
11.29 |
|
|
|
|
|
|
150 |
6 |
6.625 |
168.28 |
|
|
17.12
3.89 |
17.74
4.03 |
18.85
4.29 |
20.89
4.76 |
21.01
4.79 |
22.00
5.02 |
22.74
5.19 |
23.24
5.31 |
24.16
5.53 |
24.47
5.60 |
25.89
5.93 |
28.24
6.49 |
29.54
6.79 |
31.89
7.35 |
33.93
7.84 |
34.24
7.91 |
35.47
8.20 |
37.20
8.62 |
40.48
9.41 |
43.94
10.25 |
|
|
|
|
|
200 |
8 |
8.625 |
219.08 |
|
|
13.15
2.98 |
13.62
3.08 |
14.48
3.28 |
16.05
3.64 |
16.14
3.66 |
16.90
3.84 |
17.47
3.97 |
17.85
4.06 |
18.56
4.22 |
18.80
4.28 |
19.89
4.53 |
21.69
4.95 |
22.69
5.18 |
24.50
5.60 |
26.06
5.97 |
26.30
6.03 |
27.25
6.25 |
28.58
6.56 |
31.09
7.16 |
33.75
7.79 |
38.83
9.01 |
|
|
|
|
250 |
10 |
10.750 |
273.05 |
|
|
|
|
|
|
12.95
2.93 |
13.56
3.07 |
14.02
3.17 |
14.32
3.24 |
14.89
3.38 |
15.08
3.42 |
15.96
3.62 |
17.41
3.95 |
18.21
4.14 |
19.65
4.48 |
20.91
4.77 |
21.10
4.81 |
21.86
4.99 |
22.93
5.24 |
24.95
5.71 |
27.08
6.21 |
31.16
7.18 |
35.31
8.16 |
|
|
|
300 |
12 |
12.750 |
323.85 |
|
|
|
|
|
|
|
|
|
|
|
12.72
2.88 |
13.46
3.05 |
14.68
3.33 |
15.35
3.48 |
16.57
3.76 |
17.63
4.01 |
17.79
4.04 |
18.43
4.19 |
19.33
4.40 |
21.03
4.80 |
22.83
5.22 |
26.27
6.02 |
29.77
6.85 |
30.57
7.04 |
|
|
350 |
14 |
14.000 |
355.60 |
|
|
|
|
|
|
|
|
|
|
|
11.58
2.62 |
12.25
2.77 |
13.37
3.02 |
13.98
3.17 |
15.09
3.42 |
16.06
3.64 |
16.20
3.68 |
16.79
3.81 |
17.61
4.00 |
19.16
4.36 |
20.79
4.74 |
23.92
5.47 |
27.11
6.22 |
27.84
6.39 |
32.46
7.49 |
|
400 |
16 |
16.000 |
406.40 |
|
|
|
|
|
|
|
|
|
|
|
|
10.72
2.42 |
11.69
2.64 |
12.23
2.77 |
13.20
2.99 |
14.05
3.18 |
14.18
3.21 |
14.69
3.33 |
15.41
3.94 |
16.76
3.81 |
18.19
4.14 |
20.93
4.77 |
23.72
5.42 |
24.36
5.57 |
28.41
6.52 |
1、爆破压力：采用Barlow公式P1=(2σt)/D,其中P1:爆破压力Mpa σ：抗张强度Mpa t:壁厚mm D:外径mm.
2、管内许可压力：采用公式P2=[2（σ/f）Et]/(D-t)，其中P2：管内许可压力Mpa σ：屈服强度Mpa E：质量系数取0.85(本公司担供E=1的焊管)F：安全系数取1.5 D：外径mm t：壁厚mm
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