P
ocket
R
efeRence
G
uide
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27
Note:
To return the Welder’s Gap to the
default 1/8”, press
to reset your
calculator back to default values.
Rolling Offset – Known Bend Angle
Find the center-to-center travel for a rolling
pipe offset with a 4” Roll and a 24” Offset.
KEYSTROKE
DISPLAY
ALL CLEArEd
1. Enter Offset:
2
4
OFST 24 INCH
2. Enter bend angle:
4
5
/_
Ø 45.00º
3. Enter the Roll and calculate the pipe length:
4
(Roll)
LNTH 34-7/16 INCH
Continue pressing the
key to view all
related values.
Rolling Offset – Unknown Bend Angle
Find the center-to-center travel for a rolling
pipe offset with a 6-1/2” Roll, a 17” Offset, and
an advance of 28”. The bend angle is unknown.
KEYSTROKE
DISPLAY
ALL CLEArEd
(cont'd)
1. Select Stainless Steel:
MATL S.StEEL
2. Enter Pipe Size:
6
40 SIZE 6 INCH
3. Enter 0 for Welder's Gap:
(Welder's Gap)
GAP 0 INCH
4. Enter Offset:
1
OFST 10 INCH
5. Enter Run:
1
2
RUN 12 INCH
6. Find the pipe length:
TRAV 15-5/8 INCH
CUT 9-1/8 INCH
TO 3-1/4 INCH
GAP 0 INCH
FIT° 39.81°
IARC 3-15/16 INCH
CARC 6-1/4 INCH
OARC 8-9/16 INCH
The cut length for the pipe is 9 and 1/8
inches and bend angle is 39.81°. Included
in the outputs are the arc lengths to be used
to cut your butt weld elbow to the calculated
bend angle. These are inner arc length of 3
and 15/16 inches, center arc length of 6 and
1/4 inches, and outer arc length of 8 and 9/16
inches.
(cont'd)
KEYSTROKE
DISPLAY
