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當(dāng)前位置：北京中海華光電伴熱技術(shù)有限公司>>公司動(dòng)態(tài)>>管道的熱損失（W/m）是什么
管道的熱損失（W/m)
(金屬管道：保溫材料為玻璃棉：厚度為I；室外，風(fēng)速9m/see;已包括10％余量）
厚度I（mm) | 溫差 | 公稱直徑 DN（mm） | |||||||||||||||
8 | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | ||
20 | 20 | 4.0 | 4.6 | 5.3 | 6.2 | 7.3 | 8.0 | 9.5 | 11.1 | 13.0 | 16.0 | 22.5 | 28.5 | 34.9 | 40.9 | 44.7 | 50.7 |
30 | 6.2 | 7.0 | 8.1 | 9.4 | 11.1 | 12.2 | 14.5 | 16.8 | 19.8 | 24.4 | 34.2 | 43.4 | 53.2 | 62.3 | 68.0 | 77.1 | |
40 | 8.3 | 9.5 | 10.9 | 12.7 | 15.0 | 16.5 | 19.6 | 22.8 | 26.7 | 33.0 | 46.3 | 58.7 | 71.9 | 84.2 | 92.0 | 104.3 | |
60 | 12.8 | 14.7 | 16.9 | 19.6 | 23.1 | 25.5 | 30.2 | 35.1 | 41.2 | 50.9 | 71.4 | 90.5 | 110.8 | 129.9 | 141.8 | 160.8 | |
30 | 30 | 5.0 | 5.6 | 6.3 | 7.3 | 8.4 | 9.2 | 10.8 | 12.4 | 14.4 | 17.6 | 24.3 | 30.5 | 37.1 | 43.3 | 47.2 | 53.4 |
40 | 6.7 | 7.6 | 8.6 | 9.8 | 11.4 | 12.5 | 14.6 | 16.8 | 19.5 | 23.8 | 32.8 | 41.3 | 50.0 | 58.6 | 63.8 | 72.2 | |
60 | 10.2 | 11.7 | 13.2 | 15.1 | 17.6 | 19.2 | 22.5 | 25.9 | 30.0 | 36.0 | 50.6 | 63.6 | 77.4 | 90.4 | 98.4 | 111.4 | |
80 | 14.2 | 16.0 | 18.2 | 20.8 | 24.1 | 26.4 | 30.9 | 35.5 | 41.2 | 50.3 | 69.4 | 87.3 | 106.3 | 124.0 | 135.1 | 152.9 | |
100 | 18.3 | 20.7 | 23.4 | 26.8 | 31.1 | 34.1 | 39.8 | 45.8 | 53.2 | 65.0 | 89.7 | 112.8 | 137.2 | 160.2 | 174.5 | 197.4 | |
120 | 22.7 | 25.6 | 29.0 | 33.2 | 38.6 | 42.2 | 49.3 | 56.7 | 65.9 | 80.4 | 111.0 | 139.6 | 169.9 | 198.3 | 216.1 | 244.4 | |
140 | 27.2 | 30.8 | 34.9 | 40.0 | 46.4 | 50.8 | 59.4 | 68.3 | 79.3 | 96.8 | 133.5 | 168.0 | 204.4 | 238.6 | 259.9 | 294.0 | |
40 | 30 | 4.3 | 4.8 | 5.4 | 6.1 | 7.0 | 7.7 | 8.9 | 10.1 | 11.6 | 14.1 | 19.1 | 23.9 | 28.9 | 33.6 | 36.6 | 41.3 |
40 | 5.8 | 6.5 | 7.3 | 8.3 | 9.5 | 10.4 | 12.0 | 13.7 | 15.7 | 19.0 | 25.9 | 32.3 | 39.1 | 45.5 | 49.4 | 55.8 | |
60 | 9.0 | 10.1 | 11.3 | 12.8 | 14.7 | 16.0 | 18.5 | 21.1 | 24.3 | 29.3 | 39.9 | 49.8 | 60.3 | 70.1 | 76.2 | 86.0 | |
80 | 12.3 | 13.8 | 15.5 | 17.6 | 20.0 | 21.9 | 25.4 | 28.9 | 33.3 | 40.2 | 54.8 | 68.4 | 82.7 | 96.2 | 104.6 | 118.1 | |
100 | 15.9 | 17.8 | 20.0 | 22.7 | 26.0 | 28.3 | 32.8 | 37.3 | 43.0 | 52.0 | 70.8 | 88.3 | 106.8 | 124.2 | 135.1 | 152.4 | |
120 | 19.7 | 22.1 | 24.8 | 28.1 | 32.2 | 35.1 | 40.6 | 46.2 | 53.3 | 64.4 | 87.6 | 109.3 | 132.3 | 153.9 | 167.3 | 188.8 | |
140 | 23.7 | 26.5 | 29.8 | 33.8 | 38.8 | 42.2 | 48.8 | 55.6 | 64.1 | 77.4 | 105.4 | 131.5 | 159.1 | 185.1 | 201.2 | 227.1 | |
160 | 27.9 | 31.2 | 35.1 | 39.8 | 45.6 | 49.7 | 57.4 | 65.5 | 75.4 | 91.1 | 124.1 | 154.8 | 187.3 | 217.9 | 236.9 | 267.3 | |
180 | 32.3 | 36.2 | 40.6 | 46.0 | 52.9 | 57.5 | 66.5 | 75.8 | 87.3 | 105.5 | 143.7 | 179.3 | 216.9 | 252.2 | 274.3 | 309.5 | |
50 | 40 | 5.3 | 5.9 | 6.5 | 7.3 | 8.4 | 9.1 | 10.4 | 11.8 | 13.4 | 16.1 | 21.7 | 26.9 | 32.3 | 37.5 | 40.7 | 45.8 |
60 | 8.1 | 9.0 | 10.1 | 11.3 | 12.9 | 14.0 | 16.0 | 18.1 | 20.7 | 24.8 | 33.4 | 41.4 | 49.9 | 57.8 | 62.7 | 70.6 | |
80 | 11.2 | 12.4 | 13.8 | 15.5 | 17.7 | 19.1 | 22.0 | 24.9 | 28.5 | 34.1 | 45.9 | 56.8 | 68.4 | 79.3 | 86.1 | 96.9 | |
100 | 14.4 | 16.0 | 17.8 | 20.1 | 22.8 | 24.7 | 28.4 | 32.1 | 36.7 | 44.0 | 59.2 | 73.4 | 88.3 | 102.4 | 111.1 | 125.1 | |
120 | 17.8 | 19.8 | 22.1 | 24.8 | 28.3 | 30.6 | 35.1 | 39.8 | 45.5 | 54.5 | 73.3 | 90.9 | 109.4 | 126.8 | 137.6 | 154.9 | |
140 | 21.5 | 23.8 | 26.6 | 29.9 | 34.0 | 36.8 | 42.3 | 47.9 | 54.7 | 65.6 | 88.2 | 109.3 | 131.6 | 152.5 | 165.5 | 186.4 | |
160 | 25.3 | 28.1 | 31.3 | 35.2 | 40.1 | 43.4 | 49.8 | 56.3 | 64.4 | 77.2 | 103.9 | 128.7 | 154.9 | 179.5 | 194.9 | 219.4 | |
180 | 29.2 | 32.5 | 36.2 | 40.7 | 46.4 | 50.2 | 57.6 | 65.2 | 74.6 | 89.4 | 120.3 | 149.0 | 179.4 | 207.9 | 225.6 | 254.0 | |
80 | 40 | 4.4 | 4.8 | 5.2 | 5.8 | 6.5 | 7.0 | 7.9 | 8.8 | 9.9 | 11.6 | 15.2 | 18.5 | 22.0 | 25.3 | 27.3 | 30.6 |
60 | 6.7 | 7.4 | 8.1 | 9.0 | 10.0 | 10.8 | 12.1 | 13.5 | 15.3 | 17.9 | 23.5 | 28.6 | 34.0 | 39.0 | 42.1 | 47.1 | |
80 | 9.2 | 10.1 | 11.1 | 12.3 | 13.8 | 14.8 | 16.6 | 18.6 | 20.9 | 24.6 | 32.2 | 39.2 | 46.6 | 53.5 | 57.8 | 64.7 | |
100 | 11.9 | 13.0 | 14.3 | 15.9 | 17.8 | 19.1 | 21.5 | 24.0 | 24.0 | 31.8 | 41.6 | 50.6 | 60.2 | 69.1 | 74.6 | 83.5 | |
120 | 14.7 | 16.1 | 17.8 | 19.7 | 22.0 | 23.6 | 26.6 | 29.7 | 33.5 | 39.3 | 51.5 | 62.7 | 74.5 | 85.5 | 92.4 | 103.4 | |
140 | 17.7 | 19.4 | 21.4 | 23.6 | 26.5 | 28.4 | 32.0 | 35.7 | 40.3 | 47.3 | 61.9 | 75.4 | 89.6 | 102.9 | 111.12 | 124.4 | |
160 | 20.9 | 22.9 | 25.1 | 27.8 | 31.2 | 33.4 | 37.7 | 42.1 | 47.4 | 55.7 | 72.9 | 88.8 | 105.5 | 121.1 | 130.9 | 146.4 | |
180 | 24.1 | 26.5 | 29.1 | 32.2 | 36.1 | 38.7 | 43.7 | 48.7 | 54.9 | 64.5 | 84.4 | 102.8 | 122.2 | 140.3 | 151.5 | 169.5 | |
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