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LOAD
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Load
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P
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N
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=
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kgf
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Safety factor (desired)
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S.F.
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COLUMN GEOMETRY
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Column length
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L
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mm
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Cross-sectional area
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A
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mm2
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=
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cm2
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Second moment of area
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Imin
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mm4
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=
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cm4
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Radious of gyration (iz,iy)
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imin
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mm
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=
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cm
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COLUMN MATERIAL
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Modulus of elasticity
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E
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MPa (N/mm2)
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=
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kgf/cm2
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=
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kgf/mm2
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Yield strength
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Sy
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MPa (N/mm2)
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=
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kgf/cm2
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=
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kgf/mm2
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END CONDITIONS
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Effective length factor
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K
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Equivalent length
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Le
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mm
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=
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cm
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COLUMN CLASSIFICATION
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Column slenderness classification Factor
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Cc
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Slenderness ratio
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λmax
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Column slenderness classification
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CRITICAL STRESS AND LOAD
(BUCKLING CRITERIA)
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Critical buckling stress
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σcrit
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MPa (N/mm2)
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=
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kgf/cm2
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Critical buckling load
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Pcrit
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N
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=
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kgf
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Safety factor (real)
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CRITICAL LOAD (YIELD
STRENGTH CRITERIA)
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Critical load
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Pc_crit
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N
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=
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kgf
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Compression stress
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σc
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MPa (N/mm2)
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=
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kgf/cm2
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Compression load
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Pc
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N
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=
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kgf
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Safety factor (real)
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