标准实用文案文档混凝土参数（N/mm2）混凝土强度等级强度标准值强度设计值模量抗压抗拉抗压抗拉弹性剪变疲变fckftkfcftEcGc=0.4EcEcfC1510.01.277.20.912.20x1040.88x104C2013.41.549.61.102.55x1041.02x1041.10x104C2516.71.7811.91.272.80x1041.12x1041.20x104C3020.12.0114.31.433.00x1041.20x1041.30x104C3523.42.2016.71.573.15x1041.26x1041.40x104C4026.82.3919.11.713.25x1041.30x1041.50x104C4529.62.5121.11.803.35x1041.34x1041.55x104C5032.42.6423.11.893.45x1041.38x1041.60x104C5535.52.7425.31.963.55x1041.42x1041.65x104C6038.52.8527.52.043.60x1041.44x1041.70x104C6541.52.9329.72.093.65x1041.46x1041.75x104C7044.52.9931.82.143.70x1041.48x1041.80x104C7547.43.0533.82.183.75x1041.50x1041.85x104C8050.23.1135.92.223.80x1041.52x1041.90x104普通钢筋参数（N/mm2）种类极限强度标准值fstk屈服强度标准值fyk抗拉强度设计值fy抗压强度设计值fy'横向钢筋抗拉设计值fyvEs标准实用文案文档HPB3004203002702702702.1x105HRB3354553353003003002.0x105HRB4005404003603603602.0x105HRB5006305004354103602.0x105界限受压区高度b混凝土强度≤C50C55C60C65C70C75C80有屈服点HPB3000.5760.5660.5560.5470.5370.5280.518HRB3350.5500.5410.5310.5220.5120.5030.493HRB4000.5180.5080.4990.4900.4810.4720.463HRB5000.4820.4730.4640.4550.4470.4380.429无屈服点HPB3000.4010.3930.3850.3770.3690.3610.353标准实用文案文档HRB3350.3880.3800.3730.3650.3570.3490.342HRB4000.3720.3640.3570.3490.3410.3340.326HRB5000.3530.3460.3380.3310.3240.3170.309β1不超过C50时，取为0.80，C80时，0.74，其间按线性内插法确定。α1不超过C50时，取为1.00，C80时，0.94，其间按线性内插法确定。截面受拉区配置不同种类的钢筋时，ξb应分别计算，并取其较小值。附加箍筋承受集中荷载（HPB300）(kN)箍筋直径两侧双肢箍筋总个数146810615.361.191.6122.1152.7827.1108.6162.9217.1271.41042.4169.6254.5339.3424.11261.1244.3366.4488.6610.71483.1332.5498.8665.0831.3标准实用文案文档16108.6434.3651.4868.61085.7每根附加吊筋承受集中荷载(kN)吊筋直径HPB300级HRB335级HRB400级45度60度45度60度45度60度1029.9936.7333.3240.8139.9948.971243.1852.8947.9858.7757.5870.521458.7871.9965.3179.9978.3795.991676.7794.0385.30104.47102.36125.371897.17119.00107.96132.23129.55158.6720119.96146.92133.29163.24159.94195.8922145.15177.77161.28197.52193.53237.0325187.43229.56208.26255.07249.91306.0828235.12287.96261.24319.95313.49383.9532307.09376.11341.21417.90409.46501.48标准实用文案文档纵向受拉钢筋的锚固长度laE钢筋种类抗震等级混凝土等级C15C20C25C30C35C40C45C50C55≥C60HPB300一、二54.60d45.17d39.12d34.75d31.65d29.06d27.60d26.29d25.35d24.36d三49.85d41.24d35.72d31.73d28.90d26.53d25.20d24.00d23.15d22.24d四、非抗震47.48d39.28d34.02d30.21d27.52d25.27d24.00d22.86d22.05d21.18dHRB335一、二53.08d43.91d38.04d33.78d30.77d28.25d26.84d25.56d24.65d23.68d三48.47d40.10d34.73d30.84d28.09d25.79d24.50d23.34d22.50d21.62d标准实用文案文档四、非抗震46.16d38.19d33.08d29.38d26.76d24.57d23.34d22.23d21.43d20.59dHRB400一、二63.70d52.70d45.64d40.54d36.92d33.90d32.20d30.67d29.58d28.42d三58.16d48.11d41.67d37.01d33.71d30.95d29.40d28.00d27.00d25.95d四、非抗震55.39d45.82d39.69d35.25d32.11d29.48d28.00d26.67d25.72d24.71dHRB550一、二63.67d55.15d48.98d44.61d40.96d38.91d37.06d35.74d34.34d三58.14d50.36d44.72d40.73d37.40d35.53d33.84d32.63d31.35d四、非抗震55.3747.9642.5938.7935.6233.8432.2331.0829.86标准实用文案文档ddddddddd注：1锚固长度修正系数详见《混规》8.3.2条。2搭接长度取值：纵向钢筋搭接接头面积百分率≤25%时，取1.2倍锚固长度，50%时，取1.4倍，100%时取1.6倍。受压构件全部纵向钢筋最小配筋率(%...
