LONG PIPE LENGTHS
1.
A pipe stand must be used with pipe that is longer than the maximum length listed in the tables
above . Place the pipe stand at a distance slightly beyond half the pipe length from the tool .
2.
Position a length of pipe on the tool’s lower roll . For 2 − 8-inch pipe sizes, adjust the pipe stand
height to position the pipe level to 1° below level . For 10 − 12-inch pipe sizes, adjust the pipe stand
height to position the pipe angle between 0 .50° and 1 .00° below level (when necessary, raise the
tool to achieve the required angle of pipe) .
Place Pipe Stand Slightly Beyond
Half the Pipe Length from the Tool
Tool Centerline
(Level)
Pipe Centerline
Level to 1° Below Level for
2 – 8-inch Pipe Sizes
0.50° to 1.00° Below Level for
10 – 12-inch Pipe Sizes
0 to 0.3° Max.
(0-1.2 inches/
0-31 mm)
20-foot/6-meter
Length of Pipe
Pipe
Centerline
Tool
Centerline
Drawings are exaggerated for clarity
Table 1- Carbon Steel and Schedule 40 Stainless Steel Pipe Lengths
Suitable for Grooving without a Pipe Stand
Nominal Size
inches or mm
Length
inches
Min
Max
2 – 4 inches
8
36
4 1/2
– 5 inches
8
32
152.4 mm
10
30
6 inches
10
28
203.2 mm – 8 inches
10
24
10 inches
10
20
12 inches
12
18
11
REV_B
TM-RG3212
/ Operating and Maintenance Instructions Manual
