表2.4钢筋材性试验结果
Table2.4Mechanicalpropertiesofthereinforcement
钢筋类型
(105MPa)弹性模量E屈服应变r。(‰)
1.727
1.773
2.288
2.134屈服强度五(MPa)262.8315.8414.2388.5极限强度五(MPa)4518452.2592.8569.2镌中10虫14雪251,521.602.341.85
厂工‘
图2-5钢筋典型应力一应变曲线
Fig,2-5Typicalstress-strain
ofreinforcementcurve
18