钢筋种类HPB300HRB335HRBF335HRB400HRBF400RRB400HRB500HRBF500抗震等级一、二级三级四级（非抗震）一、二级三级四级（非抗震）一、二级三级四级（非抗震）一、二级三级四级（非抗震）受拉钢筋基本锚固长度lab、labE混凝土强度等级C20C25C30C35C40C45C50C55≥C60labElaElabElaElabElaE26d26.45d25d25.3d24d24.15d24d24.15d23d23.1d22d22.05d23d22d21d25d25.3d24d24.15d24d24.15d23d23.1d22d22.05d22d22.05d22d21d21d31d31.05d30...
