檩条设计-自动计算表格.xls
《檩条设计-自动计算表格.xls》由会员分享,可在线阅读,更多相关《檩条设计-自动计算表格.xls(74页珍藏版)》请在淘文阁 - 分享文档赚钱的网站上搜索。
1、C型冷弯热镀锌规格及截面特性资料来源1) 上海宝钢彩钢建筑新技术公司灰色橄榄绿Tel (021)56602279 56698585Fax (021)566033322) 未知蓝色Tel 未知Fax 未知说明: (1)钢材最小降伏强度3510kg/cm2或4585kg/cm2(2)符合ASTM A446 GRADE D 或 GRADE D-E(3)钢材为连续热浸镀锌而成,镀锌符合ASTM A525 G90之规定,标称镀锌量为278g/m2截面尺寸截面积每米重截面惯性矩(cm4)HBbCtcm2kg / mIxIyC6012602020101.21.441.1780.8C6016602020101
2、.61.921.5610.71.1C60206020201022.41.9513.31.4C100121005050101.22.882.3442.49C100161005050101.63.843.125712C100161005050151.63.422.7454.311.8C1002010050501024.83.970.415C1002010050501524.243.3866.614.3C120161205050101.64.163.3882.917C1202012050501025.24.23103.6819.7C120251205050102.56.55.28129.624.21
3、C150161507575201.64.764.13169.126.9C150161506565151.65.124.16170.825.3C1502015075752025.915.1208.532.9C1502015065651526.45.2211.931.6C150231507575202.36.775.84237.337.1C150251506565152.586.5261.939.6C150251507575202.57.336.34256.239.9C200162007575201.65.984.8368.944.6C2002020075752027.445.94456.154.
4、6C2002020075752027.66.18473.555.8C200232007575202.38.526.8520.361.9C200252007575202.59.237.37562.566.6C200252007575202.59.57.72587.370C20030200757520311.49.26710.383.7C2502025075752028.436.7477158.4C2502025070702028.46.8380453C250232507575202.39.677.72880.366.2C250252507070202.510.58.53100566.3C2502
5、52507575202.510.58.36952.371.2C25030250707020312.610.3120679.5截面抵抗矩(cm3)回转半径(cm)WxWyRxRy2.670.622.360.753.570.882.360.764.431.032.350.768.442.673.831.7711.183.524.071.8710.873.573.991.8613.84.454.051.8713.324.333.971.8414.065.484.932.0117.286.164.912.0121.67.564.92.1122.5465.962.3822.185.756.022.312
6、7.87.325.942.3627.817.315.992.3131.648.285.922.3431.169.115.962.3234.168.895.912.3336.898.377.862.73(3)钢材为连续热浸镀锌而成,镀锌符合ASTM A525 G90之规定,标称镀锌量为278g/m245.6110.267.832.7146.6511.317.952.7352.0311.637.822.756.2512.517.812.6957.8514.037.412.7171179.892.7161.6810.499.562.6364.310.49.782.5170.4311.899.542.
7、6280.413.39.782.5176.1812.89.532.6196.516.29.782.51Z型冷弯热镀锌规格及截面特性资料来源1) 上海宝钢彩钢建筑新技术公司灰色橄榄绿Tel (021)56602279 56698585Fax (021)566033322) 未知蓝色Tel 未知Fax 未知说明: (1)钢材最小降伏强度3510kg/cm2或4585kg/cm2(2)符合ASTM A446 GRADE D 或 GRADE D-E(3)钢材为连续热浸镀锌而成,镀锌符合ASTM A525 G90之规定,标称镀锌量为278g/m2Purlin选型Z15020Girt选型Z15020截面尺
8、寸截面积每米重截面惯性矩(cm4)HBbCtcm2kg / mIxIyZ100161005247151.63.422.7453.920.2Z1002010053471524.243.3866.625.2Z150161507872201.64.764.13168.243.8Z1502015078722025.915.1208.554.5Z150231507872202.36.775.84238.662.8Z150251507872202.57.336.34257.567.4Z200162007772201.65.984.8367.369.6Z2002020078722027.445.94456.
9、186.7Z200232007972202.38.526.8522.399.9Z200252007972202.59.237.37565107.4Z2502025078722028.436.7477186.7Z250232507972202.39.677.72883.899.9Z250252507972202.510.58.36956.1107.4截面抵抗矩(cm3)回转半径(cm)WxWyRxRy10.794.093.982.4413.325.043.972.4422.426.795.953.0427.88.395.943.0431.819.595.933.0434.3410.295.923
10、.0336.739.357.853.4245.6111.567.833.4252.2613.237.823.4256.514.237.813.4161.6811.569.563.2170.7113.239.553.2176.4914.239.543.2(3)钢材为连续热浸镀锌而成,镀锌符合ASTM A525 G90之规定,标称镀锌量为278g/m2C形简支Purlin设计已知:跨度 l=8 m檩距 s=2 m屋面坡度i=1/ #则屋面坡度角a=1E-14即水平檩距s=2一、初选檩条截面试选 C25025(即第44行数据)查表得:A=10.5cm2=1050 mm2Ix=1005cm4=1005
11、0000 mm4设计结果报告Iy=66.3cm4=663000 mm4强度:Wx=80.4cm4=80400 mm4最小Wy2=13.3cm3=13300 mm3变形:最大Wy1= 32.9026cm3= 32902.61194 mm3h=250 mmkg / mb=70 mmkg / m2t=2.5 mm二、荷载计算1. 屋面均布荷载恒载0.15(KN/m2)活载0.55(KN/m2)2. 作用于檩条的线荷载标准值qk=1.4(KN/m)设计值q=1.9(KN/m)三、内力计算qx=1.9E-14(KN/m)qy=1.9(KN/m)Mx= 0.1250qyl2=15.2(KNm)跨中设2道拉
12、条My= 0.0313qxl2=3.8E-14(KNm)四、有效截面计算1. 上翼缘 一边支承、一边卷边、均匀受压(忽略My的影响)o1=o2=Mx / Wx=189.05(N/mm2)实际宽厚比b / t =28查冷弯P47页表得:bef / t =28下一行2. 下翼缘 受拉,全有效3. 腹 板 两边支承、纯弯曲o1= 189.055(N/mm2)o1=-189.05(N/mm2)alf = 2实际宽厚比h / t =100查冷弯P45页表得:bef / t =1004. 有效截面特性计算(近似取下翼缘有效宽度同上翼缘)Ixef=10050000mm4在此未计及拉条孔引起的截面削弱五、考虑
13、冷弯效应的强度设计值 f 已知:成型方式系数 y=1因为材料为:Q235故y=1.58f =l=420f =215.9333333(N/mm2)六、强度计算不验算檩条侧向失稳和扭转,且忽略拉条孔的影响Mx/Wx=189.05(N/mm2)My/Wy1=1E-12(N/mm2)My/Wy2=3E-12(N/mm2)o1=189.05(N/mm2)|o|max=189.05o2=189.05(N/mm2)o3=-189.1(N/mm2)o4=-189.1(N/mm2)七、挠度计算垂直于屋面方向的檩条跨中挠度36.06563 mm=N/f=2.72868E-13(mm2)拉条选:若选D8可承受2E+
14、14 根此类檩条的侧向拉力;若选D12可承受4E+14 根此类檩条的侧向拉力;5.73E-13 度材料Q235OK!|o|max=189.0547f =215.9333OK!vmax= 36.06563v= 53.333338.534.265x y102018上一行还 原Q 235登记入选型表设计结果报告下一行110201822040361.5153027x y102018110201822040361.5153027205(N/mm2)=N/f=0(mm2)拉条选: D8(按构造)A=若选D8可承受#DIV/0! 根此类檩条的侧向拉力;若选D12可承受#DIV/0! 根此类檩条的侧向拉力;中
15、间结果考虑折角影响h=#REF!#REF!mm2r= #REF!#REF!mm4h= #REF!#REF!mm4b= #REF!#REF!mm4b= #REF!#REF!mm6a= #REF!#REF!mma= #REF!#REF!mm5u= #REF!A= #REF!d= #REF!102018截面特性近似计算102018204036153027102018102018204036153027(N/mm2)f #v=l / 150=40 mm50.2655(mm2)D8(按构造)A=C形简支Purlin选型表荷载条件1. DL 0.152. LL 0.5跨度(m)规 格檩距(m)每平米重(k
16、g/m2) 材 料备 注12.5C25030110.3Q2354612.5C250250.7511.14666667Q2354512.5C250250.810.6625Q2354412.5C250230.711.02857143Q2354312.5C250200.6510.50769231Q2354212.5C250200.6510.36923077Q2354112C250301.19.363636364Q2354612C250250.810.45Q2354512C250250.99.477777778Q2354412C250230.89.65Q2354312C250200.759.10666
17、6667Q2354212C250200.79.628571429Q2354112C200300.6514.24615385Q2354011.5C250301.258.24Q2354611.5C2502518.36Q2354511.5C250251.058.123809524Q2354411.5C250230.98.577777778Q2354311.5C250200.858.035294118Q2354211.5C250200.88.425Q2354111.5C200300.7512.34666667Q2354011.5C200250.612.86666667Q2353911C250301.5
18、6.866666667Q2354611C250251.157.269565217Q2354511C250251.27.108333333Q2354411C250231.057.352380952Q2354311C250200.957.189473684Q2354211C250200.957.094736842Q2354111C200300.8510.89411765Q2354011C200250.711.02857143Q2353911C200250.6511.33846154Q2353811C200230.611.33333333Q2353710.5C250301.56.866666667Q
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 檩条 设计 自动 计算 表格
限制150内