铝管与钢管的抗弯强度计算

1、材 料DdIEI*ET(厚度)A(截面积)重 量长度(mm)管 材ST14.512.7892.9288957206183943.40.938.45309342299.9341291000圆 管AL16122199.1148270153938287.9645928234.865463圆 管material density铆铆 钉钉 重重 量量X1109.56125STEEL7.8直径D长度重量X=10.467151d(估算)Al2.673.1415926mmmmKgPE0.9132D4190.00208HDPE0.94D6190.00439材 料aa1IyEIy*Et(厚度)管 材管材尺寸ST8

2、7.1235.999499220648615.90.9椭圆形管16X8X0.9bb1IzIz*EA(截面积)长度(mm)重 量43.1737.0772357151837.931.384510071000244.799179材 料DdIzEI*ET(厚度)管 材长度(mm)重 量ST119.81604.151457206330455.20.6平椭圆形管1000251.187595ey1(半圆)ey2(长方形)Lh(长方形)b(形心距离)A1(半圆) A2(长方形)3.314095685.2521.510.58.564096 9.80176896.3A(截面积)IzC(半圆)Iz2(长方形) Iz

3、1(半圆)管材尺寸32.2035378 25.2961387657.88125744.194521.5X11X0.6材 料BHIzEIz*Et(厚度)管 材长度(mm)重 量ST8161138.141867206234457.20.8矩形管(无圆角)1000279.552bhA(截面积)管材尺寸6.414.435.8416X8X0.8材 料BHRIzEt(厚度)A(圆截面积)管 材长度(mm)重 量ST8161.61036.6842060.83.015928896矩 形 管(带圆角)1000266.69649h2(长方形)h1(长方形)rIz3(半圆)Iz*EA2(长方形截面积)4.812.8

4、0.8313.0571 213556.83.84Iz2Iz1DIzC(半圆)A1(长方形截面积)A(截面积)管材尺寸444.0064279.62026673.20.519710.2434.191857816X8X0.8ey2(长方形)ey3-0(半圆)b(形心距离)(半圆)7.60.792247.192238管 材惯性矩I示意图圆 管I=（D4-d4）/64铝 管= D4(1-4)/64=d/DA(截面积)A=(D2-d2)/4管 材惯性矩I示意图椭圆管Iz=（a3b-a31b1）/4a2（a+3b）t / 4Iy=（ab3-a1b13）/4b2（b+3a）t / 4A(截面积)t=a-a1=

5、b-b1A=(ab-a1b1)管 材惯性矩I示意图A(截面积)平椭圆形管ey=2(D2+Dd+d2)/3(D+d)ez=D/2Iz=0.00686(D4-d4)-0.0177D2d2(D-d)/(D+d)iz= Iz/AA=(D2-d2)/8A=D2(1-2)yza1bb1dDayzey=d/Dey=h/2 ez=b/2Iz=bh3/12 Iy=hb3/12iz=h/ 12=0.289hiy=b/ 12=0.289bA(截面积)A=bhIz(惯性矩)Iz=Izc+b2A管 材惯性矩I示意图A(截面积)矩形管Iz=BH3-bh3/12iz= Iz/Aey=H/2A=BH-bhdDyzhbyzhH

6、eybBey=2(D2+Dd+d2)/3(D+d)ez=D/2Iz=0.00686(D4-d4)-0.0177D2d2(D-d)/(D+d)iz= Iz/Azey规格mm壁厚mm截面积mm2单位重量StKg/M单位重量AlKg/MIzI*E(Steel)I*E(Al)Dd圆管886.60.716.050.130.04107.9222231.507554.3986.40.818.100.140.05118.7124453.638309.4986.20.920.070.160.05128.5326476.928997.01861.021.990.170.06137.4428313.609621.1

7、310108.60.720.450.160.06222.3645806.5415565.33108.40.823.120.180.06246.4850775.2517253.73108.20.925.730.200.07268.9455401.4518825.741081.028.270.220.08289.8159701.2520286.83121210.60.724.850.190.07398.1682020.7727871.141210.40.828.150.220.08443.6291386.3531053.611210.20.931.380.240.08486.54100226.90

8、34057.6912101.034.560.270.09527.00108562.4436890.15131311.40.830.660.240.08572.92118021.1940104.2914.514.513.10.730.350.240.08724.29149203.2950700.1514.512.90.834.430.270.09810.57166977.1956739.8214.512.70.938.450.300.10892.93183943.3562505.0214.512.51.042.410.330.11971.49200126.6268004.19151513.60.

9、731.450.250.08805.76165986.4656403.171513.40.835.690.280.10902.38185891.0063166.851513.20.939.870.310.11994.78204923.9869634.3615131.043.980.340.121083.06223111.1975814.48161614.80.629.030.230.08861.85177541.2460329.551614.60.733.650.260.09986.60203239.2369061.881614.40.838.200.300.101106.32227902.5

10、777442.621614.20.942.690.330.121221.16251559.3985481.3516141.047.120.370.131331.25274237.4793187.4917.517.516.30.631.860.250.091138.72234577.0579710.6517.516.10.736.950.290.101305.69268971.5391398.0917.515.90.841.970.330.111466.54302107.83102658.0017.515.70.946.940.370.131621.44334017.02113500.9317.

11、515.51.051.840.400.141770.53364729.77123937.3017.515.11.261.450.480.172051.88422686.73143631.41191917.80.634.680.270.091469.35302686.72102854.711917.60.740.240.310.111687.12347546.88118098.451917.40.845.740.360.121897.59390903.50132831.291917.20.951.180.400.142100.93432790.56147064.7519171.056.550.4

12、40.152297.29473241.66160810.271916.61.267.100.520.182669.75549968.35186882.45222220.80.640.340.310.112310.97476059.17161767.682220.60.746.840.370.132659.29547813.52186150.232220.40.853.280.420.142997.61617508.10209832.852220.20.959.660.470.163326.13685182.71232829.0822201.065.970.510.183645.03750876

13、.76255152.302219.61.278.410.610.214254.75876478.88297832.63252523.80.645.990.360.123424.86705521.67239740.372523.60.753.440.420.143947.63813212.78276334.442523.40.860.820.470.164457.28918200.51312009.882523.20.968.140.530.184954.031020530.49346782.2025231.075.400.590.205438.101120247.94380666.782522

14、.61.289.720.700.246369.051312024.29445833.5025221.5110.740.860.307675.751581203.51537302.1625212.0144.511.130.399628.201983408.36673973.7125202.5176.711.380.4811320.782332080.27792454.46282826.60.760.040.470.165596.691152918.26391768.3428261.084.820.660.237740.101594460.35541806.913232291.5143.731.1

15、20.3916753.283451175.441172729.52hbR矩形管16*81681.20.626.430.210.07836.01172217.8558520.631681.40.730.380.240.08940.92193830.1365864.611681.60.834.190.270.091036.68213556.8572567.861681.80.937.870.300.101123.54231449.3178647.8216821.041.420.320.111201.74247558.2484121.7312*61260.80.413.350.100.04240.7

16、449592.4116851.791261.20.619.230.150.05328.0167570.7222960.9212620*1020101.20.633.630.260.091703.31350881.46119231.5620101.40.738.780.300.101932.19398030.68135253.1420101.60.843.790.340.122146.21442119.96150234.9420101.80.948.670.380.132345.70483214.52164199.11201021.053.420.420.142530.97521379.0317

17、7167.6320102.41.262.530.490.172860.07589173.52200204.5922*2222221.20.650.430.390.143813.36785552.24266935.2322221.40.758.380.460.164365.55899303.29305588.5022221.60.866.190.520.184894.991008367.62342649.1922221.80.973.870.580.205402.071112826.50378144.93hbd平椭圆管21.5*1121.5119.80.632.200.250.091604.15330455.20112290.6021.5119.60.737.350.290.101842.08379467.97128945.4321.5119.40.842.440.330.112072.07426846.07145044.7821.5119.20.947.460.370.132294.30472625.27160