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186x
001032
2023-12-29

Использование при комбинированном двухосном изгибе и осевом сжатии

Combined Biaxial Bending and Axial Compression Design Ratio

fcFc'2 + fbxFbx' · 1 - fcFcEx + fbyFby' · 1 - fcFcEy - fbxFbE2 ⩽ 1.0
1716732 + 3531,729 · 1 - 1713,965 + 1,0291,936 · 1 - 171728 - 3536,5772 = 0.98

fc

Compression stress due to the dead and snow load

Fc'

Adjusted compressive design value parallel to the grain

fbx

Major-axis bending stress due to the wind load

Fbx'

Adjusted major axis bending design value

FcEx

Critical buckling design value for the compression member in the major axis

fby

Minor-axis bending stress due to the dead and snow load

Fby'

Adjusted minor axis bending design value

FcEy

Critical buckling design value for the compression member in the minor axis

FbE

Critical buckling design value for the bending member
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