Effective Length Factor in Load Factor Design (LFD) Formulas

Effective Length Factor is the factor used for the members in the frame. It depends on the ratio of compression member stiffness to the end restraint stiffness. And is denoted by k.

Load Factor Design (LFD) formulas that make use of Effective Length Factor

fxQ FactorGo

fxSteel Yield Strength given Q FactorGo

FAQ

What is the Effective Length Factor?

Effective Length Factor is the factor used for the members in the frame. It depends on the ratio of compression member stiffness to the end restraint stiffness.

Can the Effective Length Factor be negative?

{YesorNo}, the Effective Length Factor, measured in {OutputVariableMeasurementName} {CanorCannot} be negative.

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