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Lực nhổ bu lông neo

Diagram: Lực nhổ bu lông neo

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Input

Anchor bolt length
LbL_b
Anchor plate diameter
DD
Specified design strength of the concrete
FcF_c

Result

Projected area of the failure cone
AcnA_{cn}
Pull-out force at cone failure
FcnF_{cn}
Notes
  • It follows the MLIT Standard for Seismic Design of Government Buildings.

Related pages

柱脚（露出型）
Column base (exposed type)

An exposed column base following the AIJ Recommendation for Design of Connections in Steel Structures, where cone failure is checked with Eq. (C7.3). Its coefficients and terms differ from those on this page, which follows the MLIT seismic standard.

Anchor Bolt Pull-Out Load Calculator | Updraft - Mechanical Engineering Calculators