Use this document to choose values that are both manufacturable and meet your needs.
Sheet metal radius calculator.
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.
Punch edge radius in.
The most important consideration when bending metal on a brake is the minimum bend radius.
This page also includes a link to a on line sheet metal bend allowance calculator.
As a result overall sheet length increases.
Whereas the outer surface is stretched.
This calculator predicts what the minimum bend radius should be to avoid chacking or orange peeling on the outside radius of the bend.
A sharp bend will always be less than a minimum bend radius but a minimum bend radius does not need to be sharp.
Ultimate tensile strength psi.
To solve this cmrp provides easy to use measurement calculators.
When it comes to curved steel finding the precise measurements is a challenging undertaking.
Best way to calculate k factor in sheet metal is by reverse engineering.
You only have to insert interior angle flange lengths k factor inside radius and material thickness.
Most sheet metal materials will conform to the calculations.
Bend allowance calculator tells you the amount of metal to add.
Die edge radius in.
Here again a minimum bend radius is not necessarily the same thing as a sharp bend.
Minimum sheet metal flange bend length is required to avoid cracks in the bending area.
Alternatively you can design with.
It shall be equal to three times of sheet thickness plus bend radius.
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.
Sheet metal calculator bend allowance equations and calculator.
Discover all our calculation tools in the calculators section of the top menu.
When sheet metal is bend the inside bending surface is compressed.
This change in sheet length depends on the position of neutral axis or k factor.
It is most economical to use a single bend radius throughout the design but if necessary you can utilize multiple radii.
The tool can calculate the required bending force for bending aluminum stainless steel mild steel and weldox or strenx high strength steels.