Sheet metal bend radii if these guidelines are not followed more research and or some form of analysis may be requried.
2t r sheet metal.
Steel american iron and steel institute 1 see aisi s fabrication guidlines for cold bending thk 6061 t6.
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Compared with the surface of the electro galvanized sheet the coating is thicker and is mainly used for sheet metal parts which requiring high corrosion resistance.
When the hole is less than 25mm in diameter.
D 2t r.
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There are 2 formulas that can be used to define whether a a pre pierced or drilled hole will fall into the bending deformation zone when the sheet metal component is being bent.
The sheet metal bending height should be at least 2 times the thickness of the sheet metal plus the bending radius that is h 2t r.
Where necessary 5052 h32 may be bent to 1t and 6061 t6 to 1 1 2t.
5052 h32 5052 h34 6061 t4 2024 0.