Dimensiynau, pwysau damcaniaethol, a pharamedrau ffisegol pibellau dur sgwâr

Tabl A, Pwysau damcaniaethol a pharamedrau ffisegol dimensiynau ar gyfer pibellau dur sgwâr

基本尺寸 Dimensiynau sylfaenol 截面面积 Ardal drawsdoriadol 理论重量 Pwysau damcaniaethol 惯性矩 Moment o syrthni Modwlws adran 截面模数
A S F G Jx-Jy Wx-Wy
MM c㎡ kg/m cm⁴ cm3
12 0.8 0. 347 0.273 0.072 0. 119
1 0. 423 0. 332 0.084 0. 140
14 1 0.503 0. 395 0. 139 0. 199
1.5 0.711 0.558 0. 181 0.259
16 1 0.583 0. 458 0.216 0.270
1.5 0.831 0.653 0.286 0. 357
18 1 0.663 0.520 0. 315 0. 351
1.5 0.951 0. 747 0. 424 0.471
2 1.211 0.951 0.505 0. 561
20 1 0. 743 0.583 0. 442 0. 442
1.5 1.071 0.841 0.601 0.601
2 1.371 1.076 0.725 0.725
2.5 1.643 1.290 0. 817 0. 817
22 1 0.823 0.646 0.599 0. 544
1.5 1. 191 0. 935 0.822 0.748
2 1.531 1.202 1.001 0. 910
2.5 1.843 1.447 1.140 1.036
25 1.5 1.371 1.077 1.246 0. 997
2 1.771 1. 390 1.535 1.228
2.5 2. 143 1.682 1.770 1.416
3 2.485 1.951 1.955 1.564
30 2 2. 171 1.704 2.797 1.865
3 3.085 2.422 3.670 2.447
3.5 3.500 2.747 3. 996 2.664
4 3.885 3.050 4.256 2.837
32 2 2.331 1.830 3. 450 2. 157
3 3. 325 2.611 4.569 2.856
3.5 3. 780 2. 967 4.999 3. 124
4 4.205 3. 301 5.351 3. 344
35 2 2.571 2.018 4.610 2.634
3 3.685 2.893 6. 176 3.529
3.5 4.200 3.297 6.799 3.885
4 4.685 3.678 7.324 4. 185
36 2 2.651 2. 081 5.048 2. 804
3 3. 805 2. 987 6.785 3.769
4 4.845 3. 804 8.076 4.487
5 5.771 4.530 8.975 4. 986
40 2 2. 971 2.332 7.075 3.537
3 4.285 3. 364 9.622 4.811
4 5.485 4. 306 11.60 5.799
5 6.571 5. 158 13.06 6.532
42 2 3. 131 2.458 8.265 3. 936
3 4.525 3. 553 11.30 5. 380
4 5. 805 4.557 13.69 6.519
5 6. 971 5.472 15.51 7.385
45 2 3.371 2.646 10.29 4.574
3 4.885 3.835 14.16 6.293
4 6.285 4. 936 17.28 7.679
5 7.571 5.943 19.72 8.763
50 2 3.771 2. 960 14.36 5.743
3 5.485 4. 306 19.94 7.975
4 7.085 5.562 24.56 9.826
5 8.571 6.728 28.32 11.33
55 2 4. 171 3.274 19.38 7.046
3 6.085 4.777 27.11 9.857
4 7.885 6. 190 33.66 12.24
5 9.571 7.513 39.11 14.22
60 3 6.685 5.248 35.82 11.94
4 8.685 6.818 44.75 14.92
5 10.57 8.298 52.35 17.45
6 12.34 9.688 58.72 19.57
65 3 7.285 5.719 46.22 14.22
4 9.485 7.446 58.05 17.86
5 11.57 9.083 68.29 21.01
6 13.54 10.63 77.03 23.70
70 3 7.885 6. 190 58.46 16.70
4 10.29 8.074 73.76 21.08
5 12.57 9.868 87.18 24.91
6 14.74 11.57 98.81 28.23
75 4 11.09 8.702 92.08 24.55
5 13.57 10.65 109.3 29.14
6 15.94 12.51 124.4 33.16
8 19.79 15.54 141.4 37.72
80 4 11.89 9.330 113.2 28.30
5 14.57 11.44 134.8 33.70
6 17.14 13.46 154.0 38.49
8 21.39 16.79 177.2 44.30
90 4 13.49 10.59 164.7 36.59
5 16.57 13.01 197.2 43.82
6 19.54 15.34 226.6 50.35
8 24.59 19.30 265.8 59.06
100 5 18.57 14.58 276.4 55.27
6 21.94 17.22 319.0 63.80
8 27.79 21.82 379.8 75.95
10 33.42 26.24 432.6 86.52
108 5 20.17 15.83 353.1 65.39
6 23.86 18.73 408.9 75.72
8 30.35 23.83 491.4 91.00
10 36.62 28.75 564.3 104.5
120 6 26.74 20.99 573.1 95.51
8 34.19 26.84 696.8 116.1
10 41.42 32.52 807.9 134.7
12 48.13 37.78 897.0 149.5
125 6 27.94 21.93 652.7 104.4
8 35.79 28.10 797.0 127.5
10 43.42 34.09 927.2 148.3
12 50.53 39.67 1033.2 165.3
130 6 29.14 22.88 739.5 113.8
8 37.39 29.35 906.3 139.4
10 45.42 35.66 1057.6 162.7
12 52.93 41.55 1182.5 181.9
140 6 31.54 24.76 935.3 133.6
8 40.59 31.86 1153.9 164.8
10 49.42 38.80 1354.1 193.4
12 57.73 45.32 1522.8 217.5
150 8 43.79 34.38 1443.0 192.4
10 53.42 41.94 1701.2 226.8
12 62.53 49.09 1922.6 256.3
14 71.11 55.82 2109.2 281.2
160 8 46.99 36.89 1776.7 222.1
10 57.42 45.08 2103.1 262.9
12 67.33 52.86 2386.8 298.4
14 76.71 60.22 2630.1 328.8
180 8 53.39 41.91 2590.7 287.9
10 65.42 51.36 3086.9 343.0
12 76.93 60.39 3527.6 392.0
14 87.91 69.01 3915.3 435.0
200 10 73.42 57.64 4337.6 433.8
12 86.53 67.93 4983.6 498.4
14 99.11 77.80 5562.3 556.2
16 111.2 87.27 6076.4 607.6
250 10 93.42 73.34 8841.9 707.3
12 110.5 86.77 10254.2 820.3
14 127.1 99.78 11556.2 924.5
16 143.2 112.4 12751.4 1020.1
280 10 105.4 82.76 12648.9 903.5
12 124.9 98.07 14726.8 1051.9
14 143.9 113.0 16663.5 1190.2
16 162.4 127.5 18462.8 1318.8
Pan fo S<=6 mm, R-1.5S, dangosir y fformiwla a argymhellir ar gyfer cyfrifo pwysau theori rheolaeth sgwâr yn hafaliad (A1);
Pan fydd S> 6mm, R = 2S, mae'r fformiwla a argymhellir ar gyfer cyfrifo pwysau theori rheolaeth sgwâr yn cael ei ddangos yn hafaliad (A2)
G=0.015 7S (2A-2.858 4S) (A1)
G=0.015 7S (2A-3.287 6S) (A2)
Yn y fformiwla:
G - Pwysau damcaniaethol pibell ddur sgwâr (gyda dwysedd o 7.85 kg/dm3), mewn cilogramau fesul metr (kg/m);
A - Hyd ochr y bibell ddur sgwâr, mewn milimetrau (mm)
S - trwch wal enwol o bibell ddur sgwâr, mewn milimetrau (mm)

 

 

 

Amser postio: Mehefin-28-2023