不锈钢管管内理论爆破压力和许用压力参数表
2008-02-16 09:39 来源：[ 我的钢铁 ]
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公称外径
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外径
|
壁厚
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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
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|||||
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DN
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NPS
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in
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mm
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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 |
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|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
20
|
3/4
|
1.050
|
26.67
|
64.34
15.32 |
82.28
19.96 |
108.02
26.93 |
111.92
28.02 |
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|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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 |
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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 |
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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 |
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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 |
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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 |
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|
|
|
|
|
|
|
|
|
|
|
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 |
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|
90
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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 |
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|
|
|
|
|
|
|
|
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 |
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|
|
|
|
|
|
|
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 |
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|
|
|
|
|
|
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 |
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|
|
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 |
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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 计算条件：温度20°C，钢号304，屈服强度205Mpa,抗张强度205Mpa。 |
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