A structural metal beam with an I shaped cross section. Often used in construction and architecture

// I-beam
// A structural metal beam with an I shaped cross section. Often used in construction and architecture
// Categories: Construction

// Set units
@settings(defaultLengthUnit = in, kclVersion = 1.0)

// Define parameters
beamLength = 6ft
beamHeight = 4
flangeWidth = 2.663
flangeThickness = 0.293
webThickness = 0.193
rootRadius = 0.457

// Sketch a quadrant of the beam cross section, then mirror for symmetry across each axis. Extrude to the appropriate length
iBeam = startSketchOn(-XZ)
  |> startProfile(at = [0, beamHeight / 2])
  |> xLine(length = flangeWidth / 2)
  |> yLine(length = -flangeThickness)
  |> xLine(endAbsolute = webThickness / 2 + rootRadius)
  |> tangentialArc(radius = rootRadius, angle = 90deg)
  |> yLine(endAbsolute = 0)
  |> mirror2d(axis = X)
  |> mirror2d(axis = Y)
  |> extrude(length = beamLength)


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i-beam