钢筋、混凝土各参数指标.xls

钢筋、混凝土各参数指标.xls

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混凝土各项指标参数强度等级C15C20C25C30C35C40C45C50C55C60C65C70C75C80备注cu,kcu,k1520253035404550556065707580立方体抗压强度标准值ckck10.013.416.720.123.426.829.632.435.538.541.544.547.450.2轴心抗压强度标准值tk1.271.541.782.012.202.392.512.642.742.852.932.993.053.11轴心抗拉强度标准值cc7.29.611.914.316.719.121.123.125.327.529.731.833.835.9钢砼轴心抗压强度设计值tt0.911.101.271.431.571.711.801.891.962.042.092.142.182.22钢砼轴心抗拉强度设计值cc6.098.1210.1512.1814.2116.2417.9819.6421.5223.3825.2127.0028.7730.49素砼轴心抗压强度设计值ct0.500.610.700.790.860.940.991.041.081.121.151.171.201.22素砼轴心抗拉强度设计值Ec2.202.552.803.003.153.253.353.453.553.603.653.703.753.80弹性模量（104）Ec-1.301.401.501.551.601.651.701.751.801.851.90疲劳变形模量（104）钢筋各项指标参数牌号HPB300HRB335HRB400HRBF400RRB400HRB500HRBF500备注符号AABBCCCCFCCRDDDDFd（mm）614614650650650650650公称直径ykyk300335400400400500500屈服强度标准值stkstk420445540540540630630极限强度标准值yy270300360360360435435抗拉强度设计值yy270300360360360435435抗压强度设计值Es2.102.002.002.002.002.002.00钢筋的弹性模量（105）