新规范最全构造配筋表

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1、混凝土强度设计值（N/mm2）强度种类混凝土强度等级C15C20C25C30C35C40C45C50C55C60C65C70C75C80fc7.29.6  11.914.316.719.121.123.125.327.529.731.833.835.9ft0.911.101.271.431.571.711.801.891.962.042.092.142.182.22混凝土强度标准值（N/mm2）强度种类符号混凝土强度等级C7.5C10C15C20C25C30C35C40C45C50C55C60轴心抗压fck56

2、.71013.5172023.52729.5323436弯曲抗压fcmk5.57.5111518.5222629.532.53537.539.5抗拉ftk0.750.91.21.51.7522.252.452.62.752.852.95 纵向受力钢筋混凝土保护层最小厚度（mm）环境类别板、墙、壳梁、柱、杆柱≤C20C25~C45≥C50≤C20C25~C45≥C50≤C20C25~C45≥C50一201515252020———二a252020302525———b302520403530———三353025454

3、035———注：基础中纵向受力钢筋的混凝土保护层厚度不应小于40mm，当无垫层时不应小于70mm。现浇钢筋混凝土房屋适用最大高度（m）结构体系抗震设防烈度6789框 架60554525框架—抗剪墙13012010050抗震墙14012010060部分框支抗震墙12010080不应采用框架—核心筒15013010070筒中筒18015012080板柱—抗震墙403530不应采用注：1.房屋高度指室外地面到主要屋面板板顶的高度（不包括局部突出屋顶部分）；2.框架—核心筒结构指周边稀柱框架与核心筒组成的结构；3.部分

4、框支抗震墙结构指首层或底部两层框支抗震墙结构；4.乙类建筑可按本地区抗震设防烈度确定适用的最大高度；5.超过表内高度的房屋，应进行专门研究和论证，采取有效的加强措施。钢筋的计算截面面积及公称质量表12直径d（mm）不同根数直径的计算截面面积（mm2）单根钢筋公称质量（kg/m）12345678934566.57.112.619.628.333.214.125.139576621.237.7598510028.350.37911313335.362.89814116642.475.411817019949.588

5、.013719823256.5100.515722626563.6113.11772542990.05550.09860.1540.2220.26088.210121450.352.878.5113.1153.910110615722630815115823633946220121131445261625126439356577030231747167992435237055079210784024226289051232452475707101813850.3950.4150.6170.8881.208161

6、8202225201.1254.5314.2380.1490.940250962876098260376394211401473804101812571521196310051272157119012454120615271885228129451407178121992661343616082036251330413927181022902827342144181.5781.9982.4662.9843.85328323640615.8804.21017.91256.612321608203625131847

7、241330543770246332174072502730794021508962833695482561077540431056307125879649266434814310053554272389161113104.8346.3137.9909.865每米板宽内的钢筋截面面积表钢筋间距（mm）当钢筋直径（mm）为下列数值时的钢筋截面面积（mm2）44.55681012141618202225707580901001801681571401262272121991771592802622452181964

8、04377353314283718670628559503112210479828737851616150814141257113121992053192417101539287226812513223420113635339331812827254544884189392734913142543050684752422438017012654561365454490911012012