钢筋锚固和搭接长度公式表(供大家学习参考)

一级钢筋（HPB300)锚固与搭接长度明细表

钢筋直径 抗震等级值一级二级三级四级非抗震钢筋直四级非一、二级三级抗震混凝土抗震抗震（砼)（砼）数强度（砼）数值值数值C20454139C25C30C3561.05C40C45C501.00C55C603935322928262524363229262524232234302825242322211.00一、二级四级非抗三级抗震修正抗震锚固震锚固长锚固长度系数长度度310.5269.1241.5220.8200.1193.2179.4172.5165.6258.3226.8201.6182.7163.8157.5151.2144.9138.62342041801681501441381321261.15 抗震等级值一级二级三级四级非抗震1.15一、二级三级抗震四级非混凝土抗震（砼)（砼）数抗震强度数值值（砼）C20454139C25C30C35393532292826252436322926252423223430282524232221一、二级四级非抗三级抗震修正抗震锚固震锚固长锚固长度系数长度度414344.4312358.8322294.41.00266.8257.6239.2230220.8302.4268.8243.6218.4210201.6193.2184.827224022420019218417616881.05C40C45C501.00C55C60钢筋直 抗震等级值一级二级三级四级非抗震

1.15一、二级三级抗震四级非混凝土抗震（砼)（砼）数抗震强度数值值（砼）C20454139C25C30C35393532292826253632292625242334302825242322一、二级四级非抗三级抗震修正抗震锚固震锚固长锚固长度系数长度度517.5430.5390448.5402.53681.00333.5322299287.5378336304.5273262.5252241.5340300280250240230220101.05C40C45C501.00C55级非抗震钢筋直1.00

C60242221276231210 抗震等级值一级二级三级四级非抗震一、二级三级抗震四级非混凝土抗震（砼)（砼）数抗震强度数值值（砼）C20454139C25C30C35393532292826252436322926252423223430282524232221一、二级四级非抗三级抗震修正抗震锚固震锚固长锚固长度系数长度度621516.6468538.2483441.61.00400.2386.4358.8345331.2453.6403.2365.4327.6315302.4289.8277.24083603363002882762642521.15121.05C40C45C501.00C55C60钢筋直 抗震等级值一级二级三级四级非抗震1.15一、二级三级抗震四级非混凝土抗震（砼)（砼）数抗震强度数值值（砼）C20454139C25C30C35393532292826252436322926252423223430282524232221一、二级四级非抗三级抗震修正抗震锚固震锚固长锚固长度系数长度度724.5602.7546627.9563.5515.21.00466.9450.8418.6402.5386.4529.2470.4426.3382.2367.5352.8338.1323.4476420392350336322308294141.05C40C45C501.00C55C60钢筋直 抗震等级值一级二级三级四级非抗震一、二级三级抗震四级非混凝土抗震（砼)（砼）数抗震强度数值值（砼）C20454139C25C30C35393532292826252436322926252423223430282524232221一、二级四级非抗三级抗震修正抗震锚固震锚固长锚固长度系数长度度828688.8624717.6644588.81.00533.6515.2478.4460441.6604.8537.6487.2436.8420403.2386.4369.65444804484003843683523361.15161.05C40C45C501.00C55C60钢筋直 抗震等级值一级二级三级四级非抗震1.15一、二级三级抗震四级非混凝土抗震（砼)（砼）数抗震强度数值值（砼）C20454139C25C30C35393532292826252436322926252423223430282524232221修正一、二级三级抗震四级非抗系数抗震锚固锚固长度震锚固长931.5774.9702807.3724.5662.41.00600.3579.6538.2517.5496.8680.4604.8548.1491.4472.5453.6434.7415.8612540504450432414396378181.05C40C45C501.00C55C60钢筋直 抗震等级值一级二级三级四级非抗震1.15一、二级三级抗震四级非混凝土抗震（砼)（砼）数抗震强度数值值（砼）C20454139C25C30C35393532292826252436322926252423223430282524232221一、二级四级非抗三级抗震修正抗震锚固震锚固长锚固长度系数长度度10358617808978057361.00667644598575552756672609546525504483462680600560500480460440420201.05C40C45C501.00C55C60钢筋直 抗震等级值一级二级三级四级非抗震1.15一、二级三级抗震四级非混凝土抗震（砼)（砼）数抗震强度数值值（砼）C20454139C25C30C35393532292826252436322926252423223430282524232221一、二级四级非抗三级抗震修正抗震锚固震锚固长锚固长度系数长度度1138.5947.1858986.7885.5809.61.00733.7708.4657.8632.5607.2831.6739.2669.9600.6577.5554.4531.3508.2748660616550528506484462221.05C40C45C501.00C55C60钢筋直 抗震等级值一、二级三级抗震四级非混凝土抗震（砼)（砼）数抗震强度数值值（砼）一、二级四级非抗三级抗震修正抗震锚固震锚固长锚固长度系数长度度一级二级三级四级非抗震钢筋C201.15C25C30C354539353229282625244136322926252423223934302825242322211.001293.751121.251006.25920833.75805747.5718.756901076.25945840761.25682.5656.25630603.75577.5975850750700625600575550525251.05C40C45C501.00C55C60 抗震等混凝土一、二级三级抗震四级非级值强度抗震（砼)（砼）数抗震一C20454139级1.15C25393634二级C30353230C35322928262524292625242322282524232221三级四级非抗震修正一、二级三级抗震四级非抗系数抗震锚固锚固长度震锚固长1593.91325.941201.21381.381239.71133.441.101027.18991.76920.92885.5850.081164.241034.88937.86840.84808.5776.16743.82711.481047.2924862.4770739.2708.4677.6646.8281.05C40C45C501.00C55C60钢筋直 抗震等级值一级二级三级四级非抗震1.15一、二级三级抗震四级非混凝土抗震（砼)（砼）数抗震强度数值值（砼）C20454139C25C30C35393532292826252436322926252423223430282524232221一、二级四级非抗三级抗震修正抗震锚固震锚固长锚固长度系数长度度1821.61515.361372.81578.721416.81295.361.101173.921133.441052.481012971.521330.561182.721071.84960.96924887.04850.08813.121196.81056985.6880844.8809.6774.4739.2321.05C40C45C501.00C55C60钢筋直 抗震等级值一级二级

1.15一、二级三级抗震四级非混凝土抗震（砼)（砼）数抗震强度数值值（砼）C20454139C25393634一、二级四级非抗三级抗震修正抗震锚固震锚固长锚固长度系数长度度2049.31704.781544.41776.061496.881346.4级二级三级四级非抗震钢筋直径1.15

C30C353532292826252432292625242322302825242322211.101593.91457.281320.661275.121184.041138.51092.961330.561205.821081.081039.5997.92956.34914.7611881108.8990950.4910.8871.2831.6361.05C40C45C501.00C55C60 抗震等级值一级二级三级四级非抗震四级非一、二级三级抗震混凝土抗震抗震（砼)（砼）数强度（砼）数值值数值C20454139C25C30C35393532292826252436322926252423223430282524232221一、二级四级非抗三级抗震修正抗震锚固震锚固长锚固长度系数长度度22771973.417711619.21.101467.41416.81315.612651214.41894.21663.21478.41339.81201.211551108.81062.61016.417161496132012321100105610129689241.15401.05C40C45C501.00C55C60搭接长度结果表

级非抗一、二级抗一、二级抗三级抗震三级抗震四级非抗四级非抗搭接百分震锚固长震25%搭接震50%搭接25%搭接长50%搭接震25%搭震50%搭率数值度长度长度度长度接长度接长度23420418016815014413813212650%1.425%1.2372.6322.92289.8264.96240.12231.84215.28207198.72434.7376.74338.1309.12280.14270.48251.16241.5231.84309.96272.16241.92219.24196.56189181.44173.88166.32361.62317.52282.24255.78229.32220.5211.68202.86194.04280.8244.8216201.6180172.8165.6158.4151.2327.6285.6252235.2210201.6193.2184.8176.4级非抗一、二级抗一、二级抗三级抗震三级抗震四级非抗四级非抗搭接百分震锚固长震25%搭接震50%搭接25%搭接长50%搭接震25%搭震50%搭率数值度长度长度度长度接长度接长度312496.8579.6413.28482.16374.4436.827224022420019218417616850%1.425%1.2430.56386.4353.28320.16309.12287.04276264.96502.32450.8412.16373.52360.64334.88322309.12362.88322.56292.32262.08252241.92231.84221.76423.36376.32341.04305.76294282.24270.48258.72326.4288268.8240230.4220.8211.2201.6380.8336313.6280268.8257.6246.4235.2级非抗一、二级抗一、二级抗三级抗震三级抗震四级非抗四级非抗搭接百分震锚固长震25%搭接震50%搭接25%搭接长50%搭接震25%搭震50%搭率数值度长度长度度长度接长度接长度390621724.5516.6602.746854634030028025024023022050%1.425%1.2538.2483441.6400.2386.4358.8345627.9563.5515.2466.9450.8418.6402.5453.6403.2365.4327.6315302.4289.8529.2470.4426.3382.2367.5352.8338.1408360336300288276264476420392350336322308210331.2386.4277.2323.4252294级非抗一、二级抗一、二级抗三级抗震三级抗震四级非抗四级非抗搭接百分震锚固长震25%搭接震50%搭接25%搭接长50%搭接震25%搭震50%搭率数值度长度长度度长度接长度接长度468745.2869.4619.92723.24561.6655.240836033630028827626425250%1.425%1.2645.84579.6529.92480.24463.68430.56414397.44753.48676.2618.24560.28540.96502.32483463.68544.32483.84438.48393.12378362.88347.76332.64635.04564.48511.56458.64441423.36405.72388.08489.6432403.2360345.6331.2316.8302.4571.2504470.4420403.2386.4369.6352.8级非抗一、二级抗一、二级抗三级抗震三级抗震四级非抗四级非抗搭接百分震锚固长震25%搭接震50%搭接25%搭接长50%搭接震25%搭震50%搭率数值度长度长度度长度接长度接长度546869.41014.3723.24843.78655.2764.447642039235033632230829450%1.425%1.2753.48676.2618.24560.28540.96502.32483463.68879.06788.9721.28653.66631.12586.04563.5540.96635.04564.48511.56458.64441423.36405.72388.08740.88658.56596.82535.08514.5493.92473.34452.76571.2504470.4420403.2386.4369.6352.8666.4588548.8490470.4450.8431.2411.6级非抗一、二级抗一、二级抗三级抗震三级抗震四级非抗四级非抗搭接百分震锚固长震25%搭接震50%搭接25%搭接长50%搭接震25%搭震50%搭率数值度长度长度度长度接长度接长度624993.61159.2826.56964.32748.8873.654448044840038436835233650%1.425%1.2861.12772.8706.56640.32618.24574.08552529.921004.64901.6824.32747.04721.28669.76644618.24725.76645.12584.64524.16504483.84463.68443.52846.72752.64682.08611.52588564.48540.96517.44652.8576537.6480460.8441.6422.4403.2761.6672627.2560537.6515.2492.8470.4级非抗搭接百分一、二级抗一、二级抗三级抗震三级抗震四级非抗四级非抗震锚固长率数值震25%搭接震50%搭接25%搭接长50%搭接震25%搭震50%搭70261254050445043241439637850%1.425%1.21117.8968.76869.4794.88720.36695.52645.84621596.161304.11130.221014.3927.36840.42811.44753.48724.5695.52929.88816.48725.76657.72589.68567544.32521.64498.961084.86952.56846.72767.34687.96661.5635.04608.58582.12842.4734.4648604.8540518.4496.8475.2453.6982.8856.8756705.6630604.8579.6554.4529.2级非抗一、二级抗一、二级抗三级抗震三级抗震四级非抗四级非抗搭接百分震锚固长震25%搭接震50%搭接25%搭接长50%搭接震25%搭震50%搭率数值度长度长度度长度接长度接长度780124214491033.21205.4936109268060056050048046044042050%1.425%1.21076.4966883.2800.4772.8717.6690662.41255.811271030.4933.8901.6837.2805772.8907.2806.4730.8655.2630604.8579.6554.41058.4940.8852.6764.4735705.6676.2646.8816720672600576552528504952840784700672644616588级非抗一、二级抗一、二级抗三级抗震三级抗震四级非抗四级非抗搭接百分震锚固长震25%搭接震50%搭接25%搭接长50%搭接震25%搭震50%搭率数值度长度长度度长度接长度接长度8581366.21593.91136.521325.941029.61201.274866061655052850648446250%1.425%1.21184.041062.6971.52880.44850.08789.36759728.641381.381239.71133.441027.18991.76920.92885.5850.08997.92887.04803.88720.72693665.28637.56609.841164.241034.88937.86840.84808.5776.16743.82711.48897.6792739.2660633.6607.2580.8554.41047.2924862.4770739.2708.4677.6646.8级非抗一、二级抗一、二级抗三级抗震三级抗震四级非抗四级非抗搭接百分震锚固长震25%搭接震50%搭接25%搭接长50%搭接震25%搭震50%搭率数值度长度长度度长度接长度接长度97585075070062560057555052550%1.425%1.21552.51345.51207.511041000.5966897862.58281811.251569.751408.7512881167.2511271046.51006.259661291.511341008913.5819787.5756724.56931506.75132311761065.75955.5918.75882845.25808.511701020900840750720690660630136511901050980875840805770735级非抗搭接百分一、二级抗一、二级抗三级抗震三级抗震四级非抗四级非抗震锚固长率数值震25%搭接震50%搭接25%搭接长50%搭接震25%搭震50%搭201.2047.2924862.4770739.2708.4677.6646.850%1.425%1.21912.681657.6561487.641360.1281232.6161190.1121105.1041062.61020.0962231.461933.9321735.581586.8161438.0521388.4641289.2881239.71190.1121591.1281397.0881241.8561125.4321009.008970.2931.392892.584853.7761856.3161441.441629.9361256.641448.8321108.81681.681466.081293.61207.3610781034.88991.76948.64905.521313.0041034.881177.1761131.91086.6241041.348996.072924887.04850.08813.12776.16级非抗一、二级抗一、二级抗三级抗震三级抗震四级非抗四级非抗搭接百分震锚固长震25%搭接震50%搭接25%搭接长50%搭接震25%搭震50%搭率数值度长度长度度长度接长度接长度372.82185.922550.241818.4322121.5041647.361921.92196.81056985.6880844.8809.6774.4739.250%1.425%1.21894.4641700.161554.4321408.7041360.1281262.9761214.41165.8242210.2081983.521813.5041643.4881586.8161473.4721416.81360.1281596.6721419.2641286.2081153.1521108.81064.4481020.096975.7441862.7841436.161655.8081267.21675.521478.41379.8412321182.721133.441084.161034.881500.5761182.721345.3441293.61241.8561190.1121138.36810561013.76971.52929.28887.04级非抗一、二级抗一、二级抗三级抗震三级抗震四级非抗四级非抗搭接百分震锚固长震25%搭接震50%搭接25%搭接长50%搭接震25%搭震50%搭率数值度长度长度度长度接长度接长度544.42459.162869.022045.7362386.6921853.282162.16346.425%1.22131.2722486.4841796.2562095.6321615.681884.961188108.8990950.4910.8871.2831.625%1.21912.681748.7361584.7921530.1442231.462040.1921848.9241785.1681657.6561593.91530.1441596.6721446.9841297.2961247.41197.5041147.6081097.7121862.7841425.61663.21552.3213861330.561275.121219.681164.241688.1481330.561513.5121455.311881140.4850%1.41420.8481366.21311.5521397.0881092.961338.8761045.441280.664997.92级非抗一、二级抗一、二级抗三级抗震三级抗震四级非抗四级非抗搭接百分震锚固长震25%搭接震50%搭接25%搭接长50%搭接震25%搭震50%搭率数值度长度长度度长度接长度接长度171614961320123211001056101296892450%1.425%1.22732.42368.082125.21943.041760.881700.161578.7215181457.283187.82762.762479.42266.882054.361983.521841.8417711700.162273.041995.841774.081607.761441.4413861330.561275.121219.682651.882328.482069.761875.721681.6816171552.321487.641422.962059.21795.215841478.413201267.21214.41161.61108.82402.42094.418481724.815401478.41416.81355.21293.6