Textron Greenlee 1818 - Locating Bending Marks

Greenlee / A Textron Company 8 4455BoeingDr.•Rockford,IL61109-2988USA•815-397-7070
1818 Mechanical Bender
To Locate Bending Marks
1. Checkchartforminimumstublength.
2. Measureandmarkdesiredstubonconduit(MarkNo.1).Subtract“Deduct”fromthismarkandmakenewmark
(MarkNo.2).Thisisthebendingmark.Locatethismarkatfrontedgeofhook.
Instructions for Bending (cont’d)
BENDING CHART
R
I
G
I
D
E
M
T
I
M
C
Minimum
Conduit Stub Deduct
Size Length
1/2 7 6
3/4 9-1/8 8-1/8
1 11-1/4 10-1/4
1-1/4 13-7/8 12-3/8
1-1/2 16-3/4 15
2* 18-5/16 16-5/16
3/4 9-11/16 8-11/16
1 11-1/4 10-1/4
1-1/4 14-1/8 12-5/8
1-1/2 14-11/16 12-15/16
2 17 15
1/2 6-5/8 5-5/8
3/4 9-1/8 8-1/8
1 11-1/4 10-1/4
1-1/4 14 12-1/2
*
ALUMINUMONLY
FIGURESAREAPPROXIMATE
← STUB LENGTH →
← DEDUCT →
MARK
NO. 2
← →
MARK
NO. 1
STUB TO
BOTTOM
OF PIPE
A
LIGN BENDING
MARK WITH
FRONT EDGE
OF HOOK