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verif flambaj IPE
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Lstalp = 2200 mm fy = 235 N/mm2 A = 28.5 cm2 Iy = 1940.0 cm4
lf = 0.7 E = 210000 N/mm2 iy = 82.6 mm Iz = 142.0 cm4
Lcr = 1540 mm G = 81000 N/mm2 iz = 22.4 mm It = 7.0 cm4
1 = 93.9 Wpl,y = 221.00 cm3 Iw = 12990.0 cm6
Wpl,z = 44.60 cm3
y - y
y = 18.6 barat =
= 0.21
y = 0.520 y = 1.000 y = 1.000
Nb,Rd = NEd/Nb,Rd =
z - z
z = 68.8 barat =
= 0.34
z = 0.858 z = 0.765 z = 0.765
Nb,Rd = NEd/Nb,Rd =
1.0
669.75 kN 0.004
< 120 0.732
curba b de flambaj
Verificarea la flambaj din compresiune
< 120 0.199
curba a de flambaj
1.0
512.56 kN 0.006
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