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More on Bend Deduction
When using this bend deduction method to calculate the developed length,
dimensions must always be from apex to apex. In all of the examples below
the developed length would be: Dim 1 - Bend Ded. + Dim 2.
Flat length = Dim 1 - B.D. + Dim 2
Bend Deduction Problems
Bend Radius = 3/32
Material Thickness = .063
Angle A°
Dim.1
Bend Ded.
Dim 2
Dev Length
1. 120°
2.125
1.750
2. 90°
1.750
1.875
3. 45°
2.000
2.000
Bend Radius = 1/8
Material Thickness = .075
4. 120°
2.125
1.750
5. 90°
1.750
1.875
6. 45°
2.000
2.000
Bend Radius = 1/16
Material Thickness = .048
7. 120°
2.125
1.750
8. 90°
1.750
1.875
9. 45°
2.000
2.000
10. 60°
1.525
1.712
11. 95°
1.625
3.000
12. 15°
.750
1.000