钢筋 HRB335 受拉区 预应力 fpk=1860 a cm 3.9

cm

2

cm 3.9 ap

Mpa 280 fpd Mpa 1260 X cm 1.68

钢筋 HRB335 受压区 预应力 fpk=785 X≤ξ bh0 Pass

cm 0

2

cm 0 ap' cm

Mpa 280 f'pd-σ 'po Mpa -700

13.47 Ap cm2

Ap' cm2

cm 0.0 h0 cm 21.1

0.00 a' cm 0.0

Mu X≥2a' kN-m ok 76.4

γ 0Md+γ pSp kN-m 55.7

裂缝宽度

检算(钢筋砼结构) Ml(kN-m) 33.4 C1 1.00 C2 1.46 C3 mm 1.00 16.0 Ms(kN-m) 36.3 d μ 0.006 bf(cm) 0 Es Mpa 200000 σss

hf(cm) 0 δ fmax mm 0.14

Mpa 146.79