Spiral Length

Formula to calculate Spiral in Pile

Their is formula given in a code i think SP-32

Spiral

         Length of Spiral                   = N x π (D+d)+8d

Length of Spiral rings                    = L
Number of Spirals                         = N
Constant                                       = π ( π= 3.1416)
Diameter of pile                            = D
Diameter of Spiral bar                  = d




1 comment:

  1. what is reference of this spiral equation Length of Spiral = N x π (D+d)+8d. I know that equation was n √ (c)^2+(s)^2, what is right

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