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Sheet Metal Bend Equations and Calculations
 

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Sheet Metal Manufacturing and Services

The following illustrations shows the equation / calculation for determining the bend allowance when forming sheet metal.

  • Distance From Bend Line to Mold Line:
  • Bend Allowance:
  • Bend Allowance of Corner flanges at Angles other than 90 deg.

 Distance From Bend Line to Mold Line:

 

Bend Allowance:

 

Bend Allowance of Corner flanges at Angles other than 90 deg.:

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