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框支梁最小配筋率,,,,,,,,,,,,

项目,最小配筋率,,,,,,,,,,,备注

框支梁,抗震等级,混凝土强度,,混凝土强度,,C20,C25,C30,C35,C40,C45,

,,,,fc,,9.6,11.9,14.3,16.7,19.1,21.1,

,,,,ft,,1.10,1.27,1.43,1.57,1.71,1.80,

箍筋,一级,1.20ft/fyv,,HPB235,210,0.63%,0.73%,0.82%,0.90%,0.98%,1.03%,ρsv=n.Asv1/b.sAsv1=ρsv.b.s/n

,0.2,,,HRB335,300,0.44%,0.51%,0.57%,0.63%,0.68%,0.72%,

,0.2,,,HRB400,360,0.37%,0.42%,0.48%,0.52%,0.57%,0.60%,

,二级,1.10ft/fy,,HPB235,210,0.58%,0.67%,0.75%,0.82%,0.90%,0.94%,

,0.2,,,HRB335,300,0.40%,0.47%,0.52%,0.58%,0.63%,0.66%,

,0.2,,,HRB400,360,0.34%,0.39%,0.44%,0.48%,0.52%,0.55%,

,非抗震,0.90ft/fy,,HPB235,210,0.47%,0.54%,0.61%,0.67%,0.73%,0.77%,

,0.2,,,HRB400,360,0.28%,0.32%,0.36%,0.39%,0.43%,0.45%,

,0.2,,,HRB335,300,0.33%,0.38%,0.43%,0.47%,0.51%,0.54%,

,梁宽,,500,600,700,800,900,1000,1200,1400,1600,备注

,n肢箍,箍筋直径,,1.27,1.43,1.57,1.71,1.71,1.8,1.71,1.8,

,4,ф10,0.63%,0.52%,0.45%,0.39%,0.35%,0.31%,0.26%,0.22%,0.20%,ρsv=n.Asv1/b.s其中s=100mm

,,ф12,0.90%,0.75%,0.65%,0.57%,0.50%,0.45%,0.38%,0.32%,0.28%,

,6,ф10,0.94%,0.79%,0.67%,0.59%,0.52%,0.47%,0.39%,0.34%,0.29%,

,HPB235,ф12,1.36%,1.13%,0.97%,0.85%,0.75%,0.68%,0.57%,0.48%,0.42%,

,8,ф10,1.26%,1.05%,0.90%,0.79%,0.70%,0.63%,0.52%,0.45%,0.39%,

,HRB400,ф12,1.81%,1.51%,1.29%,1.13%,1.00%,0.90%,0.75%,0.65%,0.57%,

,10,ф10,1.57%,1.31%,1.12%,0.98%,0.87%,0.79%,0.65%,0.56%,0.49%,

,HRB400,ф12,2.26%,1.88%,1.61%,1.41%,1.26%,1.13%,0.94%,0.81%,0.71%,

通长负筋,抗震等级,梁宽,500,500,600,600,600,800,800,1000,1200,备注

,,梁高,1200,1500,1200,1500,1800,1500,1800,1800,1800,

,一级,0.5%,3000,3750,3600,4500,5400,6000,7200,9000,10800,As=ρsv.bh

,,,7ф25,8ф25,8ф25,10ф25,11ф25,13ф25,15ф25,19ф25,22ф25,

,,,6.1,7.7,7.3,9.2,11.0,12.2,14.7,18.4,22.0,

,二级,0.4%,2400,3000,2880,3600,4320,4800,5760,7200,8640,

,,,5ф25,7ф25,6ф25,8ф25,9ф25,10ф25,12ф25,15ф25,18ф25,

,,,4.9,6.1,5.9,7.3,8.8,9.8,11.8,14.7,17.6,

,非抗震,0.3%,1800,2250,2160,2700,3240,3600,4320,5400,6480,

,,,4ф25,5ф25,5ф25,6ф25,7ф25,8ф25,9ф25,11ф25,14ф25,

,,,3.7,4.6,4.4,5.5,6.6,7.3,8.8,11.0,13.2,

,,,,,,,,,,,,,

一排钢筋,梁宽,,500,600,700,800,900,1000,1200,1400,1600,

,ф25,,7/9,9/11,11/13,13/15,14/17,15/19,,,,

,ф28,,7/8,8/1

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