When An Equilaterial Triangle, Or T Beam. Rule
Description
This section is from the book "The English And American Mechanic", by B. Frank Van Cleve. Also available from Amazon: The English And American Mechanic.
When An Equilaterial Triangle, Or T Beam. Rule
Proceed in all cases as if tor a rectangular beam, taking the following proportions of the value of the material.
Fixed at one or both ends. | Equilateral triangle, edge up, b Xd². X .2 of Value. |
Equilateral triangle, edge down, b X d². X 34 " | |
T beam or bar, edge down, b X d², X.42 " |
[Equilateral triangle, edge up, b x d², X .34 " | |
Equilateral triangle, edge down, b Xd², X.2 " | |
T beam or bar, edge up, b x d², X .42 " |
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