單跨梁鋼筋的計(jì)算公式有哪些?
直鋼筋凈長(zhǎng)=L-2C;彎起鋼筋凈長(zhǎng)=L-2C+2×0.414(0.268或0.577)×彎起高度;彎起鋼筋兩端帶直鉤凈長(zhǎng)=L-2C+2×0.414(0.268或0.577)×彎起高度+2×(梁高-保護(hù)層厚度×2);
單跨梁鋼筋的計(jì)算公式有哪些?
直鋼筋凈長(zhǎng)=L-2C;彎起鋼筋凈長(zhǎng)=L-2C+2×0.414(0.268或0.577)×彎起高度;彎起鋼筋兩端帶直鉤凈長(zhǎng)=L-2C+2×0.414(0.268或0.577)×彎起高度+2×(梁高-保護(hù)層厚度×2);