单项选择题
A.0.5 B.0.3 C.1.0 D.1.2
A.625MPa,625MPa B.630MPa,625MPa C.625MPa,615MPa D.630MPa,630MPa
A.合格 B.不合格 C.双倍复检 D.无法判定
A.410MPa,400MPa B.405MPa,395MPa C.415MPa,400MPa D.410MPa,395MPa
A.520MPa,545MPa,555MPa B.525MPa,545MPa,550MPa C.520MPa,520MPa,550MPa D.520MPa,545MPa,550MPa
A.28.5%,28.5% B.29.0%,29.5% C.28.5%,29.0% D.29.0%,28.5%
A.双倍复检 B.合格 C.不合格 D.无法判定
A.钢筋实测抗拉强度与实测屈服强度之比R0m/R0el不小于1.25 B.钢筋实测屈服强度与屈服强度特征值之比R0el/Rel不大于1.30 C.钢筋的最大力总伸长率Agt不小于9% D.钢筋的最大力总伸长率Agt不大于9%