Recent content by idfka909

Many thanks nvn,

Thanks SteamKing, Have a cantilevered beam 1.64m long that's deflected 17mm, has it failed? ie. more than 0.2% elongation? HT steel has a 0.7% allowed elongation?

To simplify things, I have assumed the keel section is a rectangle and not a foil. (Also, these specs are taken from an existing design.) dimensions: keel 38cm (width/chord) X 3.8cm (height/thick), length 1.64m, bulb 445Kg Using beamboy, (cantilever with weight at end) the deflection is:-...