檩条设计.xls

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 02156602279 56698585 Fax 02156603332 2 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 / mIxIy C6012602020101.2 1.441.1780.8 C6016602020101.6 1.921.5610.71.1 C6020602020102 2.41.9513.31.4 C100121005050101.2 2.882.3442.49 C100161005050101.6 3.843.125712 C100161005050151.6 3.422.7454.311.8 C100201005050102 4.83.970.415 C100201005050152 4.243.3866.614.3 C120161205050101.6 4.163.3882.917 C120201205050102 5.24.23103.6819.7 C120251205050102.5 6.55.28129.624.21 C150161507575201.6 4.764.13169.126.9 C150161506565151.6 5.124.16170.825.3 C150201507575202 5.915.1208.532.9 C150201506565152 6.45.2211.931.6 C150231507575202.3 6.775.84237.337.1 C150251506565152.5 86.5261.939.6 C150251507575202.5 7.336.34256.239.9 C200162007575201.6 5.984.8368.944.6 C200202007575202 7.445.94456.154.6 C200202007575202 7.66.18473.555.8 C200232007575202.3 8.526.8520.361.9 C200252007575202.5 9.237.37562.566.6 C200252007575202.5 9.57.72587.370 C200302007575203 11.49.26710.383.7 C250202507575202 8.436.7477158.4 C250202507070202 8.46.8380453 C250232507575202.3 9.677.72880.366.2 C250252507070202.5 10.58.53100566.3 C250252507575202.5 10.58.36952.371.2 C250302507070203 12.610.3120679.5 截面抵抗矩cm3回转半径cm WxWyRxRy 2.670.622.360.75 3.570.882.360.76 4.431.032.350.76 8.442.673.831.77 11.183.524.071.87 10.873.573.991.86 13.84.454.051.87 13.324.333.971.84 14.065.484.932.01 17.286.164.912.01 21.67.564.92.11 22.5465.962.38 22.185.756.022.31 27.87.325.942.36 27.817.315.992.31 31.648.285.922.34 31.169.115.962.32 34.168.895.912.33 36.898.377.862.73 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/m2 45.6110.267.832.71 46.6511.317.952.73 52.0311.637.822.7 56.2512.517.812.69 57.8514.037.412.71 71179.892.71 61.6810.499.562.63 64.310.49.782.51 70.4311.899.542.62 80.413.39.782.51 76.1812.89.532.61 96.516.29.782.51 Z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 02156602279 56698585 Fax 02156603332 2 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 Purlin选型Z15020 Girt选型Z15020 截面尺寸截面积每米重 截面惯性矩cm4 HBbCtcm2kg / mIxIy Z100161005247151.6 3.422.7453.920.2 Z100201005347152 4.243.3866.625.2 Z150161507872201.6 4.764.13168.243.8 Z150201507872202 5.915.1208.554.5 Z150231507872202.3 6.775.84238.662.8 Z150251507872202.5 7.336.34257.567.4 Z200162007772201.6 5.984.8367.369.6 Z200202007872202 7.445.94456.186.7 Z200232007972202.3 8.526.8522.399.9 Z200252007972202.5 9.237.37565107.4 Z250202507872202 8.436.7477186.7 Z250232507972202.3 9.677.72883.899.9 Z250252507972202.5 10.58.36956.1107.4 截面抵抗矩cm3回转半径cm WxWyRxRy 10.794.093.982.44 13.325.043.972.44 22.426.795.953.04 27.88.395.943.04 31.819.595.933.04 34.3410.295.923.03 36.739.357.853.42 45.6111.567.833.42 52.2613.237.823.42 56.514.237.813.41 61.6811.569.563.21 70.7113.239.553.21 76.4914.239.543.2 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/m2 C形简支Purlin设计 已知 跨度 l 8 m 檩距 s2 m 屋面坡度i1/ 1.00E14则屋面坡度角a1E-14即 水平檩距s2 一、初选檩条截面 试选 C25025即第44行数据 查表得A10.5cm21050 mm2 Ix1005cm410050000 mm4设计结果报告 Iy66.3cm4663000 mm4 强度 Wx80.4cm480400 mm4 最小Wy213.3cm313300 mm3 变形 最大Wy1 32.9026cm332902.6119 mm3 h250 mmkg / m b70 mmkg / m2 t2.5 mm 二、荷载计算 1. 屋面均布荷载 恒载0.15KN/m 2 活载0.55KN/m 2 2. 作用于檩条的线荷载 标准值qk1.4KN/m 设计值q1.9KN/m 三、内力计算 qx 1.9E-14KN/m qy1.9KN/m Mx 0.1250qyl215.2KNm 跨中设2道拉条 My 0.0313qxl23.8E-14KNm 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 o1o2Mx / Wx189.05N/mm 2 实际宽厚比＝b / t 28 查冷弯P47页表得bef / t 28 싏믒탐 2. 下翼缘 受拉，全有效 3. 腹 板 两边支承、纯弯曲 o1 189.055N/mm2 o1 -189.05N/mm2 alf 2 实际宽厚比＝h / t 100 查冷弯P45页表得bef / t 100 4. 有效截面特性计算近似取下翼缘有效宽度同上翼缘 Ixef10050000mm4 在此未计及拉条孔引起的截面削弱 五、考虑冷弯效应的强度设计值 f 已知成型方式系数 y1 因为材料为Q235故y1.58f l420 f 215.9333333N/mm 2 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/Wx189.05N/mm 2 My/Wy11E-12N/mm 2 My/Wy23E-12N/mm 2 o1189.05N/mm 2 |o|max189.05 o2189.05N/mm 2 o3-189.1N/mm 2 o4-189.1N/mm 2 七、挠度计算 垂直于屋面方向的檩条跨中挠度36.06563 mm N/f2.7287E-13mm2拉条选 若选D8可承受2E14 根此类檩条的侧向拉力； 若选D12可承受4E14 根此类檩条的侧向拉力； 5.73E-13 度 材料Q235 OK |o|max 189.0547 f 215.9333 OK vmax 36.06563 [v] 53.33333 8.53 4.265 x y102018 쿉믒탐ㅻ릻퐠킭掗  잵잼췐 设计结果报告 싏믒탐 1102018 2204036 1.5153027 x y102018 1102018 2204036 1.5153027 205N/mm2 N/f0mm2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； 中间结果 考虑折角影响hREF REFmm2r REF REFmm4h REF REFmm4b REF REFmm4b REF REFmm6a REF REFmma REF REFmm5u REF A REF d REF 102018 截面特性近似计算 102018 204036 153027 102018 102018 204036 153027 N/mm2 f [v]l / 15040 mm 50.2655mm2D8按构造A C形简支Purlin选型表 荷载条件 1. DL 0.15 2. LL 0.5 跨度m规 格檩距m每平米重kg/m2 材 料备 注 12.5C25030110.3Q23546 12.5C250250.7511.14666667Q23545 12.5C250250.810.6625Q23544 12.5C250230.711.02857143Q23543 12.5C250200.6510.50769231Q23542 12.5C250200.6510.36923077Q23541 12C250301.19.363636364Q23546 12C250250.810.45Q23545 12C250250.99.477777778Q23544 12C250230.89.65Q23543 12C250200.759.106666667Q23542 12C250200.79.628571429Q23541 12C200300.6514.24615385Q23540 11.5C250301.258.24Q23546 11.5C2502518.36Q23545 11.5C250251.058.123809524Q23544 11.5C250230.98.577777778Q23543 11.5C250200.858.035294118Q23542 11.5C250200.88.425Q23541 11.5C200300.7512.34666667Q23540 11.5C200250.612.86666667Q23539 11C250301.56.866666667Q23546 11C250251.157.269565217Q23545 11C250251.27.108333333Q23544 11C250231.057.352380952Q23543 11C250200.957.189473684Q23542 11C250200.957.094736842Q23541 11C200300.8510.89411765Q23540 11C200250.711.02857143Q23539 11C200250.6511.33846154Q23538 11C200230.611.33333333Q23537 10.5C250301.56.866666667Q23546 10.5C250251.36.430769231Q23545 10.5C250251.46.092857143Q23544 10.5C250231.26.433333333Q23543 10.5C250201.16.209090909Q23542 10.5C250201.056.419047619Q23541 10.5C2003019.26Q23540 10.5C200250.89.65Q23539 10.5C200250.89.2125Q23538 10.5C200230.79.714285714Q23537 10.5C200200.659.507692308Q23536 10.5C200200.69.9Q23535 10C250200.611.38333333Q23542 10C250200.611.23333333Q23541 10C200300.615.43333333Q23540 10C200250.612.86666667Q23539 10C200250.612.28333333Q23538 10C200230.611.33333333Q23537 10C200200.610.3Q23536 10C200200.69.9Q23535 10C250251.55.573333333Q34545 10C250251.55.686666667Q23544 10C250231.45.514285714Q34543 10C250201.35.253846154Q34542 10C250201.25.691666667Q23542 10C250201.255.392Q34541 10C250201.155.860869565Q23541 10C200301.158.052173913Q23540 10C200250.958.126315789Q23539 10C200250.98.188888889Q23538 10C200230.88.5Q23537 10C200200.758.24Q23536 10C200200.78.485714286Q23535 10C200160.68Q23534 9.5C250251.55.573333333Q23545 9.5C250251.55.686666667Q23544 9.5C250231.55.146666667Q34543 9.5C250231.55.146666667Q23543 9.5C250201.355.059259259Q23542 9.5C250201.54.553333333Q34542 9.5C250201.454.648275862Q34541 9.5C250201.35.184615385Q23541 9.5C200301.37.123076923Q23540 9.5C200251.17.018181818Q23539 9.5C200251.057.019047619Q23538 9.5C200230.957.157894737Q23537 9.5C200200.857.270588235Q23536 9.5C200200.856.988235294Q23535 9.5C200160.76.857142857Q23534 9C200301.56.173333333Q23540 9C200251.35.938461538Q23539 9C200251.255.896Q23538 9C200231.155.913043478Q23537 9C200201.055.885714286Q23536 9C2002015.94Q23535 9C200160.86Q23534 8.5C200251.55.146666667Q23539 8.5C200251.45.264285714Q23538 8.5C200231.355.037037037Q23537 8.5C200201.254.944Q34536 8.5C200201.25.15Q23536 8.5C200201.24.95Q34535 8.5C200201.155.165217391Q23535 8.5C200160.955.052631579Q34534 8.5C200160.95.333333333Q23534 8C200231.54.533333333Q23537 8C200251.55.146666667Q23539 8C200251.54.913333333Q23538 8C200201.54.12Q34536 8C200201.354.577777778Q23536 8C200201.34.569230769Q23535 8C200161.14.363636364Q34534 8C200161.154.173913043Q34534 8C200161.054.571428571Q23534 7.5C200201.54.12Q23536 7.5C200201.53.96Q23535 7.5C200161.43.428571429Q34534 7.5C200161.43.428571429Q34534 7.5C200161.24Q23534 7C200201.54.12Q23536 7C200201.53.96Q23535 7C200161.53.2Q34534 7C200161.353.555555556Q23534 7C150251.25.283333333Q23533 7C150251.25.416666667Q23532 7C150231.15.309090909Q23531 7C150200.955.473684211Q23530 6.5C200201.54.12Q23536 6.5C200201.53.96Q23535 6.5C200161.53.2Q23534 6.5C150251.54.226666667Q34533 6.5C150251.44.528571429Q23533 6.5C150251.54.333333333Q34532 6.5C150251.255.2Q23532 6.5C150201.254.16Q34530 6.5C150201.14.727272727Q23530 6.5C150201.14.636363636Q23529 6C200161.53.2Q23534 6C150251.54.226666667Q23533 6C150251.54.333333333Q23532 6C150231.53.893333333Q23531 6C150201.53.466666667Q34530 6C150201.34Q23530 6C150201.33.923076923Q23529 6C150201.53.4Q34529 6C150161.253.328Q34528 5.5C150201.53.466666667Q23530 5.5C150201.53.4Q23529 5.5C150161.52.773333333Q34528 5.5C150161.52.753333333Q34527 5.5C150161.23.466666667Q23528 5.5C150161.253.304Q23527 5C150161.52.753333333Q23527 5C150161.52.773333333Q34528 5C150161.52.773333333Q23528 5C120251.53.52Q23526 5C120201.33.253846154Q34525 5C120201.23.525Q23525 0.8331320.996335 0.799520.946325 0.8083320.956482 0.810380.955477 0.8300330.971427 0.8644671.013006 0.8445960.969643 0.785960.893064 0.8380790.952013 0.8535380.966108 0.8826440.991681 0.8579770.965184 0.669710.972833 0.8814540.969793 0.9022840.982523 0.8979760.977551 0.8818790.956595 0.9187060.989189 0.9005350.97085 0.7096880.987952 0.7044280.955889 0.9677661.018462 0.949360.988838 0.9389590.977724 0.9413370.976696 0.9394440.967539 0.9784171.008951 0.7358940.979892 0.7519230.975976 0.7178830.946219 0.7197690.944275 0.8817870.885798 0.9778440.972211 0.9981290.992094 0.9802360.970826 0.9911350.974378 0.9853330.969897 0.7888411.002649 0.7829940.970109 0.8050511.01288 0.7651260.958153 0.7978070.977652 0.7533810.936876 0.4903580.459111 0.5107010.478762 0.4293010.519676 0.5326490.628513 0.5476540.656223 0.594850.709448 0.667970.779568 0.6833390.809308 0.7040880.969037 0.9699990.918223 0.7132760.978408 0.7300030.994741 0.9807150.918223 0.7310320.997421 0.9788430.917627 0.8228270.996045 0.8433610.995145 0.8214810.984335 0.7931330.94593 0.8349630.97446 0.7972290.944193 0.8527341.000611 0.9236050.830828 0.8754240.787261 0.6897120.898782 1.0030190.898782 0.9957330.885669 0.7601850.984077 0.7653170.99199 0.9986330.88937 0.8394630.965373 0.8813120.98793 0.8649510.984601 0.8500160.963082 0.8540280.946875 0.8736780.982998 0.8978571.000882 0.8693350.947109 0.9347990.992736 0.9241660.996639 0.9235050.991276 0.9468480.994534 0.9225080.98331 0.9209520.972594 0.9883270.964963 0.9506640.94034 0.9955710.980301 0.7100670.997401 0.9915410.957505 0.6988510.994033 0.9740640.952615 0.6894020.972959 0.9510530.921751 0.9798780.908093 0.8754730.804496 0.9022620.839966 0.7547840.997847 0.988110.898063 0.9753830.897793 0.7071050.939241 0.7392460.981933 0.9828650.896548 0.9649510.822201 0.9891580.853567 0.7909730.984977 0.7909730.984977 0.9872530.844266 0.840580.66848 0.8616660.693982 0.7382420.858024 0.9675080.772222 0.8908740.988369 0.9783310.966858 0.8867490.978165 0.8827110.94604 0.8143590.535222 0.8416120.555641 1.0489830.686982 0.7389080.989179 0.9996470.923234 0.8019360.967651 0.9694020.806376 0.7680460.996648 0.9820690.877051 0.9778910.891353 0.8938080.54033 0.9126110.778016 0.9911990.761084 0.990420.839982 0.7853160.940669 0.9889360.815247 0.9847290.828541 0.7824120.956009 0.8297860.97252 0.9588250.724555 0.9547450.73637 0.8367010.898906 0.818050.907943 0.9739270.719125 0.991480.756619 0.9832860.682151 0.6914890.675361 1.0061230.675361 0.9581210.89006 0.7255810.964231 0.9716820.89006