(完整版)槽鋼參數(shù)大全

1、型號尺寸/mm截面面積/em2理論質(zhì)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、0739.71983.957.8025.61.4154.91.5212.6126535.59.09.04.515.69212.31862.13914.9510.238.01.5777.11.5914a140586.09.59.54.818.51614.53580.55645.5213.053.21.701071.7114b140608.09.59.54.821.3161673387.16095.3514.161.11.691211.6716a160636.510.010.05.021.96217.2401088666.2816.373.31.831441_8016160658.510.010.

3、05.025.16219.7521179356.1017.683.41.821611.7518a180687.010.510.55.225.699200420.098.61.961901.8818180709.010.510.55.229.29923.00015213706.8421.5111.952101.8420a200737.011.011.05.528.83722.63717817807.8624.21282.112442.0120200759.011.011.05.532.83725.77719119107.6425.91442.092681.9522a22

4、0777.011.511.55.831.84624.99921823908.6728.21582.232982.10型號尺寸/mm截面面積/em2理論質(zhì)量/(kg/m)參考數(shù)值hbdtrr1X-Xy-yY1-Y1zo/cmWx/cm31x/cm4ix/cmWy/cm3Iy/cm4iy/cmIy/cm422220799.011.511.55.836.24628.45323425708.4230.11762.213262.0325a250787.012.012.06.034.91727.41027033709.8230.61762.243222.0725b250809.012.012.06.039

5、.91731.33528235309.4132.71962.223531.9825c2508211.012.012.06.044.91735.26029536909.0735.92182.213841.9228a280827.512.5i2.56.240.03431.427340476010.935.72182.333882.1028b280849.512.512.56.245.63435.823366513010.637.92422.304282.0228c2808611.512.512.56.251.23440.219393550010.440.32682.294631.9532a3208

6、88.014.014.07.048.51338.083475760012.546.53052.505522.2432b3209010.014.014.07.054.91343.107509814012.249.23362.475932.1632e3209212.014.014.07.061.31348.131543869011.952.63742.476432.0936a360969.016.016.08.060.91647.8146601190014.063.54552.738182.4436b3609811.016.016.08.068.11053.4667031270013.666.94

7、972.708802.3736c360110013.016.016.08.075.31059.1187461340013.470.05362.679482.3440a40010010.518.018.09.075.06858.9288791760015.378.85922.8110702.4940b40010212.518.018.09.083.06865.2089321860015.082.56402.7811402.4440c40010414.518.018.09.091.06871.4889861970014.786.26882.7512202.42型號尺寸/mm截面面積/em2理論質(zhì)量

8、/(kg/m)參考數(shù)值hbdtrr1X-Xy-yY1-Y1zo/cmWx/cm31x/cm4ix/cmWy/cm3Iy/cm4iy/cmIy/cm46.565404.87.57.53.88.5476.70917.055.22.544.5912.01.1928.31.3812120535.59.09.04.515.36212.05957.73464.7510.237.41.5677.71.6224a240787.012.012.06.034.21726.86025430509.4530.51742.253252.1024b240809.012.012.06.039.01730.628274328

9、09.1732.51942.233552.0324c2408211.012.012.06.043.81734.39629335108.9634.42132.213882.0027a270827.512.512.56.239.28430.838323436010.535.52162.343932.1327b270849.512.512.56.24.4.68435.077347469010.337.72392.314282.0627c2708611.512.512.56.250.08439.316372502010.139.82612.284672.0330a300857.513.513.56.8

10、43.90234.463403605011.741.12602.434672.1730h300879.513.513.56.849.90239.173433650011.444.02892.415152.1330c3008911.513.513.56.855.90243.883463695011.246.43162.385602.09符號意義：h高度；a腿端圓弧半徑；b腿寬度；I慣性矩；t平均腿厚度；d腰厚度；W抗彎截面系數(shù);i慣性半徑；C形心；r內(nèi)圓弧半徑；Z0Y-Y軸與Y1-Y1軸間距。用14MS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：Ix=564cm4:W

11、x=80.5cm3;Iv=53.3cm4:Wv=13.0cm5;G=14.535Kg./m-S=18.516cnr相關(guān)參數(shù)：材質(zhì)Q235；許用彎曲應(yīng)力M=158NIPa;許用剪切應(yīng)力i=98NIPa:許用擠壓應(yīng)力op=235MPa:E=200Gpa(1)計(jì)算苴抗壓強(qiáng)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(jì)。Q235屈服極限為235IPa:槽鋼的截面積為18.516cm2.由拉伸壓縮強(qiáng)度計(jì)算公式可知。久“=<klS總4SL片F(xiàn)冬0衛(wèi)xS.=235x10'x4xl8.516<10-4=1.7405<10gNm=17405xl°6=i.776xlO5Kg=177.6tg9.8可知道架子上重物質(zhì)量小于177.6t時(shí)，架子不會被壓塌?？瑰髢赃B虞Tt鼻亠Q2巧訐用弩冊理虞方L58MP&.爰不負(fù)表劑跖14#懵詡愼蝕回跡Y軸的抗彎矩截面系數(shù)最小，為13.0cm3,最易彎曲。我們考慮最糟糕情況，重物的童力為一個(gè)作用于架子中心的集中力氏將整個(gè)支架的四分之一隔離岀來單獨(dú)分析，根據(jù)力矩平衝原理可知竝巫L二峙48假設(shè)平衝力矩完全由槽鋼握供，貝II由彎曲強(qiáng)度計(jì)算公式%=里咤<b,可解得WYM.<crxf-=