槽鋼參數(shù)大全

1、型號尺寸/mm截面面積/em2理論質量/(kg/m)參考數(shù)值hbdtrr1X-Xy-yY1-Y1zo/cmWx/cm31x/cm4ix/cmWy/cm3Iy/cm4iy/cmIy/cm4550374.57.07.03.56.9285.43810.426.01.943.558.31.1020.91.356.363404.87.57.53.88.4516.63416.150.82.454.5011.91.1928.41.36880435.08.08.04.010.2488.04525.31013.155.7916.61.2737.41.4310100485.38.58.54.212.74810.0

2、0739.71983.957.8025.61.4154.91.5212.6126535.59.09.04.515.69212.31862.13914.9510.238.01.5777.11.5914a140586.09.59.54.818.51614.53580.55645.5213.053.21.701071.7114b140608.09.59.54.821.31616.73387.16095.3514.161.11.691211.6716a160636.510.010.05.021.96217.2401088666.2816.373.31.831441_8016160658.510.010

3、.05.025.16219.7521179356.1017.683.41.821611.7518a180687.010.510.55.225.699200420.098.61.961901.8818180709.010.510.55.229.29923.00015213706.8421.5111.952101.8420a200737.011.011.05.528.83722.63717817807.8624.21282.112442.0120200759.011.011.05.532.83725.77719119107.6425.91442.092681.9522a2

4、20777.011.511.55.831.84624.99921823908.6728.21582.232982.10型號尺寸/mm截面面積/em2理論質量/(kg/m)參考數(shù)值hbdtrr1X-Xy-yY1-Y1zo/cmWx/cm31x/cm4ix/cmWy/cm3Iy/cm4iy/cmIy/cm422220799.011.511.55.836.24628.45323425708.4230.11762.213262.0325a250787.012.012.06.034.91727.41027033709.8230.61762.243222.0725b250809.012.012.06.03

5、9.91731.33528235309.4132.71962.223531.9825c2508211.012.012.06.044.91735.26029536909.0735.92182.213841.9228a280827.512.5i2.56.240.03431.427340476010.935.72182.333882.1028b280849.512.512.56.245.63435.823366513010.637.92422.304282.0228c2808611.512.512.56.251.23440.219393550010.440.32682.294631.9532a320

6、888.014.014.07.048.51338.083475760012.546.53052.505522.2432b3209010.014.014.07.054.91343.107509814012.249.23362.475932.1632e3209212.014.014.07.061.31348.131543869011.952.63742.476432.0936a360969.016.016.08.060.91647.8146601190014.063.54552.738182.4436b3609811.016.016.08.068.11053.4667031270013.666.9

7、4972.708802.3736c360110013.016.016.08.075.31059.1187461340013.470.05362.679482.3440a40010010.518.018.09.075.06858.9288791760015.378.85922.8110702.4940b40010212.518.018.09.083.06865.2089321860015.082.56402.7811402.4440c40010414.518.018.09.091.06871.4889861970014.786.26882.7512202.42型號尺寸/mm截面面積/em2理論質

8、量/(kg/m)參考數(shù)值hbdtrr1X-Xy-yY1-Y1zo/cmWx/cm31x/cm4ix/cmWy/cm3Iy/cm4iy/cmIy/cm46.565404.87.57.53.88.5476.70917.055.22.544.5912.01.1928.31.3812120535.59.09.04.515.36212.05957.73464.7510.237.41.5677.71.6224a240787.012.012.06.034.21726.86025430509.4530.51742.253252.1024b240809.012.012.06.039.01730.62827432

9、809.1732.51942.233552.0324c2408211.012.012.06.043.81734.39629335108.9634.42132.213882.0027a270827.512.512.56.239.28430.838323436010.535.52162.343932.1327b270849.512.512.56.24.4.68435.077347469010.337.72392.314282.0627c2708611.512.512.56.250.08439.316372502010.139.82612.284672.0330a300857.513.513.56.

10、843.90234.463403605011.741.12602.434672.1730h300879.513.513.56.849.90239.173433650011.444.02892.415152.1330c3008911.513.513.56.855.90243.883463695011.246.43162.385602.09符號意義：h一高度；ri一腿端圓弧半徑；b一腿寬度；I一慣性矩；t一平均腿厚度；d一腰厚度；W一抗彎截面系數(shù);i一慣性半徑；C一形心；r內圓弧半徑；Z。一Y-Y軸與Yi-Yi軸間距。用14=槽鋼，四根豎著放，位置為800X600.求該支架能承受的重量F。截面特性

11、：Ix=564cm：Wx=80.5cm3;Iv=53.3cm4;Wv=l3.0cmG=l4.535Kg.m-1,S=18.516cnr相關參數(shù)：材質Q235；許用彎曲應力a=158MPa;許用剪切應力=98MPa;許用擠壓應力op=235MPa;E=200Gpa(1)計算其抗壓強度。忽略支架偏心力矩及自身重量，由于槽鋼豎立，僅僅受重物壓力和地面支持力，其受到的剪切力可忽略不計.Q235屈服極限為235MPa槽鋼的截面積為18.516cnr.由拉伸壓縮強度計算公式可知。=£=£«gS=4S1"F<crxSA=235x1(/x4xl8.516<10-4=1.7405xl06N=1.776xl05 Kg = 177.6tcF1.7405x106111=-=g9.8可知道架子上重物質量小于177.6t時，架子不會被壓塌。（2）抗與回注度計舁。Q235訐用苜曲強度為158Mp機要事食表劑對14二稽邳J稹截囪對Y軸的抗變矩截面系數(shù)最小，為13.0cni3,最易彎由，我們考慮最糟糕情況，重物的重力為一個作用于架子巾心的集中力F。將整個支架的四分之一隔離出來單獨分析，根據(jù)力矩平衡原理可知.JxJ（。王（0.4）1,g48Mr,假設平衡力矩完全由槽鋼提供，則由彎曲強度計算公式5也=b,可解得wYLJ工乂