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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
19、2354610.5C250251.36.430769231Q2354510.5C250251.46.092857143Q2354410.5C250231.26.433333333Q2354310.5C250201.16.209090909Q2354210.5C250201.056.419047619Q2354110.5C2003019.26Q2354010.5C200250.89.65Q2353910.5C200250.89.2125Q2353810.5C200230.79.714285714Q2353710.5C200200.659.507692308Q2353610.5C200200.69
20、.9Q2353510C250200.611.38333333Q2354210C250200.611.23333333Q2354110C200300.615.43333333Q2354010C200250.612.86666667Q2353910C200250.612.28333333Q2353810C200230.611.33333333Q2353710C200200.610.3Q2353610C200200.69.9Q2353510C250251.55.573333333Q3454510C250251.55.686666667Q2354410C250231.45.514285714Q3454
21、310C250201.35.253846154Q3454210C250201.25.691666667Q2354210C250201.255.392Q3454110C250201.155.860869565Q2354110C200301.158.052173913Q2354010C200250.958.126315789Q2353910C200250.98.188888889Q2353810C200230.88.5Q2353710C200200.758.24Q2353610C200200.78.485714286Q2353510C200160.68Q235349.5C250251.55.573
22、333333Q235459.5C250251.55.686666667Q235449.5C250231.55.146666667Q345439.5C250231.55.146666667Q235439.5C250201.355.059259259Q235429.5C250201.54.553333333Q345429.5C250201.454.648275862Q345419.5C250201.35.184615385Q235419.5C200301.37.123076923Q235409.5C200251.17.018181818Q235399.5C200251.057.019047619Q
23、235389.5C200230.957.157894737Q235379.5C200200.857.270588235Q235369.5C200200.856.988235294Q235359.5C200160.76.857142857Q235349C200301.56.173333333Q235409C200251.35.938461538Q235399C200251.255.896Q235389C200231.155.913043478Q235379C200201.055.885714286Q235369C2002015.94Q235359C200160.86Q235348.5C20025
24、1.55.146666667Q235398.5C200251.45.264285714Q235388.5C200231.355.037037037Q235378.5C200201.254.944Q345368.5C200201.25.15Q235368.5C200201.24.95Q345358.5C200201.155.165217391Q235358.5C200160.955.052631579Q345348.5C200160.95.333333333Q235348C200231.54.533333333Q235378C200251.55.146666667Q235398C200251.5
25、4.913333333Q235388C200201.54.12Q345368C200201.354.577777778Q235368C200201.34.569230769Q235358C200161.14.363636364Q345348C200161.154.173913043Q345348C200161.054.571428571Q235347.5C200201.54.12Q235367.5C200201.53.96Q235357.5C200161.43.428571429Q345347.5C200161.43.428571429Q345347.5C200161.24Q235347C20
26、0201.54.12Q235367C200201.53.96Q235357C200161.53.2Q345347C200161.353.555555556Q235347C150251.25.283333333Q235337C150251.25.416666667Q235327C150231.15.309090909Q235317C150200.955.473684211Q235306.5C200201.54.12Q235366.5C200201.53.96Q235356.5C200161.53.2Q235346.5C150251.54.226666667Q345336.5C150251.44.
27、528571429Q235336.5C150251.54.333333333Q345326.5C150251.255.2Q235326.5C150201.254.16Q345306.5C150201.14.727272727Q235306.5C150201.14.636363636Q235296C200161.53.2Q235346C150251.54.226666667Q235336C150251.54.333333333Q235326C150231.53.893333333Q235316C150201.53.466666667Q345306C150201.34Q235306C150201.
28、33.923076923Q235296C150201.53.4Q345296C150161.253.328Q345285.5C150201.53.466666667Q235305.5C150201.53.4Q235295.5C150161.52.773333333Q345285.5C150161.52.753333333Q345275.5C150161.23.466666667Q235285.5C150161.253.304Q235275C150161.52.753333333Q235275C150161.52.773333333Q345285C150161.52.773333333Q2352
29、85C120251.53.52Q235265C120201.33.253846154Q345255C120201.23.525Q235250.8331320.9963350.799520.9463250.8083320.9564820.810380.9554770.8300330.9714270.8644671.0130060.8445960.9696430.785960.8930640.8380790.9520130.8535380.9661080.8826440.9916810.8579770.9651840.669710.9728330.8814540.9697930.9022840.9
30、825230.8979760.9775510.8818790.9565950.9187060.9891890.9005350.970850.7096880.9879520.7044280.9558890.9677661.0184620.949360.9888380.9389590.9777240.9413370.9766960.9394440.9675390.9784171.0089510.7358940.9798920.7519230.9759760.7178830.9462190.7197690.9442750.8817870.8857980.9778440.9722110.9981290
31、.9920940.9802360.9708260.9911350.9743780.9853330.9698970.7888411.0026490.7829940.9701090.8050511.012880.7651260.9581530.7978070.9776520.7533810.9368760.4903580.4591110.5107010.4787620.4293010.5196760.5326490.6285130.5476540.6562230.594850.7094480.667970.7795680.6833390.8093080.7040880.9690370.969999
32、0.9182230.7132760.9784080.7300030.9947410.9807150.9182230.7310320.9974210.9788430.9176270.8228270.9960450.8433610.9951450.8214810.9843350.7931330.945930.8349630.974460.7972290.9441930.8527341.0006110.9236050.8308280.8754240.7872610.6897120.8987821.0030190.8987820.9957330.8856690.7601850.9840770.7653
33、170.991990.9986330.889370.8394630.9653730.8813120.987930.8649510.9846010.8500160.9630820.8540280.9468750.8736780.9829980.8978571.0008820.8693350.9471090.9347990.9927360.9241660.9966390.9235050.9912760.9468480.9945340.9225080.983310.9209520.9725940.9883270.9649630.9506640.940340.9955710.9803010.71006
34、70.9974010.9915410.9575050.6988510.9940330.9740640.9526150.6894020.9729590.9510530.9217510.9798780.9080930.8754730.8044960.9022620.8399660.7547840.9978470.988110.8980630.9753830.8977930.7071050.9392410.7392460.9819330.9828650.8965480.9649510.8222010.9891580.8535670.7909730.9849770.7909730.9849770.98
35、72530.8442660.840580.668480.8616660.6939820.7382420.8580240.9675080.7722220.8908740.9883690.9783310.9668580.8867490.9781650.8827110.946040.8143590.5352220.8416120.5556411.0489830.6869820.7389080.9891790.9996470.9232340.8019360.9676510.9694020.8063760.7680460.9966480.9820690.8770510.9778910.8913530.8
36、938080.540330.9126110.7780160.9911990.7610840.990420.8399820.7853160.9406690.9889360.8152470.9847290.8285410.7824120.9560090.8297860.972520.9588250.7245550.9547450.736370.8367010.8989060.818050.9079430.9739270.7191250.991480.7566190.9832860.6821510.6914890.6753611.0061230.6753610.9581210.890060.7255810.9642310.9716820.89006