BACK-TO-BACK

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BACK-TO-BACK (CENTER TO CENTER)
MARK 1MARK 2DISTANCE
Stub Length
in
Distance
in
Using unverified sample bender data. These specs are approximate starting points. Verify deduct, take-up, and radius against your actual bender shoe before trusting these marks.
Mark 1
12in
Mark 2
26in
Status
Between Bends
14 IN
Total Deduct
10 IN
Formula - assumptions
Back-to-Back 90° Bends
Mark 1 = stub length = 12.000 in
Distance between bends = total distance − (2 × deduct)
= 24.000 − (2 × 5.000) = 14.000 in
Mark 2 = Mark 1 + distance between bends = 26.000 in
Total deduct = 10.000 in