不锈钢管内理论爆破压力和许用压力参数表

33.57 35.68 39.54 39.78 41.65 43.05 43.99 45.74 46.33 49.02 53.46 55.92 60.36 64.22 36.44 37.67 38.49 40.02 40.54 42.89 46.78 48.93 52.82
28.35 29.38 31.22
5.563 141.3 6.625 168.3 8.625 219.1 10.75 273.1 12.75 323.9 14 16 355.6 406.4
20.39 21.12 22.45 24.88 25.02 17.12 17.74 18.85 20.89 21.01 13.15 13.62 14.48 16.05 16.14
27.25 28.58 31.09 33.75 38.83 21.86 22.93 24.95 27.08 31.16 35.31
12.95 13.56 14.02 14.32 14.89 15.08 15.96 17.41 18.21 19.65 20.91
12.72 13.46 14.68 15.35 16.57 17.63 17.79 18.43 19.33 21.03 22.83 26.27 29.77 30.57 11.58 12.25 13.37 13.98 15.09 16.06 10.72 11.69 12.23 16.79 17.61 19.16 20.79 23.92 27.11 27.84 32.46
14.05 14.18 14.69 15.41 16.76 18.19 20.93 23.72 24.36 28.41
1、爆破压力：采用Barlow公式P1=(2σ t)/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。
不锈钢管管内理论爆破压力和许用压力参数表
公称外径 DN 15 20 25 32 1 40 50 65 80 90 3 100 125 150 200 250 300 350 400 NPS 1/2' 3/4' 1' 1/4' 外径 in mm 壁厚 0.065 0.083 0.109 0.113 1.65 2.11 2.77 135 2.87 80.41 102.83 0.12 3.05 0.133 0.134 3.38 3.4 0.14 3.56 0.145 0.148 0.154 0.156 0.165 3.68 3.76 3.91 3.96 4.19 0.18 4.57 0.188 0.203 0.216 0.218 0.226 0.237 0.258 4.78 5.16 5.49 5.54 5.74 6.02 6.55 0.28 7.11 0.322 0.365 0.375 0.437 8.18 9.27 9.52 11.1
1 1/2' 2' 2 1/2' 3' 1/2' 4' 5' 6' 8' 10' 12' 14' 16'
35.56 45.47 59.69 61.85 65.73 72.84 73.27 76.72
2.375 60.33 2.875 73.03 3.5 4 4.5 88.9 101.6 114.3
28.44 36.37 47.75 49.47 52.58 58.27 58.61 61.37 63.44 64.82 12.37 13.79 13.88 14.57 15.09 15.44 50.7 30.05 39.45 40.87 43.43 48.13 48.42
Biblioteka Baidu
0.84 21.34 1.05 26.67 1.315 33.4 1.66 42.16 1.9 48.26
19.47 25.49 34.66 64.34 82.28 108.02 111.92 15.32 19.96 26.93 28.02 51.38 40.7 9.46 8.22 6.53 65.7 86.25 89.37 94.97 105.5 70.8 75.24 83.38 83.87 87.82 79.3 19.18 67.4 16.1 12.07 15.67 21.01 21.84 23.35 26.16 52.05 68.33 12.24 16.34 16.97 18.12 20.25 20.38 21.43 10.62 14.15 14.89 15.67 8.42 6.91 24.68 5.65 21.6 4.93 19.2 4.37 11.1 9.16 32.4 7047 6.51 25.2 5.77 4.65 3.89 2.98 11.6 9.5 7.75 6.75 5.98 4.82 4.03 3.08 17.5 17.61 18.5
52.41 53.55 55.68 56.39 59.67 65.08 68.07 73.48
10.13 11.27 11.34 11.91 12.38 12.61 13.14 13.32 14.14 15.51 16.27 17.66 8.25 7.19 6.37 5.13 4.29 3.28 9.18 34.6 8 7.08 5.69 4.76 3.64 9.24 34.8 8.04 7.12 5.73 4.79 3.66 2.93 9.69 8.44 7.47 26.2 6 22 5.02 16.9 3.84 3.07 10.03 10.28 10.69 10.83 11.49 12.59 8.73 7.73 6.21 5.19 3.97 3.17 8.93 7.9 6.35 5.31 4.06 3.24 9.3 8.23 6.61 5.53 4.22 3.38 9.42 8.34 6.7 5.6 18.8 4.28 3.42 2.88 2.62 9.99 8.84 7.1 5.93 4.53 3.62 3.05 2.77 2.42 13.2 14.32 15.29 56.2 56.71 58.76 13.4 13.91
10.94 11.47 12.43 13.27 9.68 7.77 6.49 4.95 3.95 3.33 3.02 2.64
26.11 27.75 30.75 30.94 32.39 33.48 34.21 35.58 36.03 38.12 41.58 43.49 46.95 49.95 50.41 52.23 54.78 10.14 10.98 11.72 11.83 12.28 12.92 8.13 6.79 5.18 4.14 3.48 3.17 2.77 8.81 7.35 24.5 5.6 4.48 3.76 3.42 13.2 2.99 9.39 7.84 26.06 5.97 4.77 4.01 3.64 3.18 9.48 7.91 26.3 6.03 21.1 4.81 4.04 16.2 3.68 3.21 9.84 8.2 6.25 4.99 4.19 3.81 3.33 10.34 11.29 37.2 8.62 6.56 5.24 4.4 4 3.94 40.48 43.94 9.41 7.16 5.71 4.8 4.36 3.81 10.25 7.79 6.21 5.22 4.74 4.14 9.01 7.18 6.02 5.47 4.77 8.16 6.85 6.22 5.42 7.04 6.39 5.57 7.49 6.52 27.09 27.67 28.78 29.15 30.84 33.64 35.18 37.98 40.41 40.78 42.25 44.31 48.21 22.74 23.24 24.16 24.47 25.89 28.24 29.54 31.89 33.93 34.24 35.47 17.47 17.85 18.56 19.89 21.69 22.69