Sheet Metal Radius Calculator

Cells on the right will output the desired values.

Sheet metal radius calculator.

Bend allowance calculator tells you the amount of metal to add. This change in sheet length depends on the position of neutral axis or k factor. The following illustration shows the equation calculation for determining the bend allowance when forming sheet metal. To calculate the neutral axis distance from the inner face t we can subtract inside bend radius from r.

Whereas the outer surface is stretched. Ultimate tensile strength psi. And by having t and the sheet thickness t we can calculate the k factor as follow. The tool can calculate the required bending force for bending aluminum stainless steel mild steel and weldox or strenx high strength steels.

Alternatively you can design with. When sheet metal is bend the inside bending surface is compressed. Most sheet metal materials will conform to the calculations. The bend allowance describes the length of the neutral axis between the bend lines or in other words the arc length of the bend.

With this free online tool we quickly get the sheet metal bend deduction and therefore the sheet metal blank initial flat length from the finished part measurements. As a result overall sheet length increases. Best way to calculate k factor in sheet metal is by reverse engineering. Die edge radius in.

This calculator predicts what the minimum bend radius should be to avoid chacking or orange peeling on the outside radius of the bend. Use this document to choose values that are both manufacturable and meet your needs. The most important consideration when bending metal on a brake is the minimum bend radius. It is most economical to use a single bend radius throughout the design but if necessary you can utilize multiple radii.

Bend allowance calculator the bend allowance and bend deduction are two measures that relate the bent length of a piece of sheet metal to the flat length. This page also includes a link to a on line sheet metal bend allowance calculator. Sheet metal calculator bend allowance equations and calculator. To calculate r which is the radius of the arc on the neutral axis we can use the following equation.

You only have to insert interior angle flange lengths k factor inside radius and material thickness. A is the bending angle in the above equation so. Discover all our calculation tools in the calculators section of the top menu. This tool allows you to determine tonnage internal radius v die opening and minimum flange you just have to insert the characteristics of the sheet metal to be bent.