A- Tube Sheet Minimum
B- Tube Sheet Maximum

FOR TUBES INTERNAL DIAMETER
FROM 0.231" (5.8mm) TO .331" (8.4mm)
TUBE EXPANDERS
FITTED WITH
ROLLER LENGTH
FOR TUBE SHEET
ADJUSTABLE RANGE


MINIMUM
A
MAXIMUM
B
3/4" (19.05 mm)

3/4" (19.05 mm)

3" (76.20 mm)

1-1/4" (31.75mm)
1-1/4" (31.75 mm)
3-1/2" (88.90 mm)

Tube
O.D.
in.
mm.

Tube
Thickness

bwg.   in.   mm.

Tube
I.D.

in.      mm.

Minimum I.D.
Tool Enters

in.     mm.

Maximum
Expansion
of Tool
in.     mm.

Expander  with 3/4”
(19.05 mm) Long Rollers
Complete     Mandrel    Rollers
Tool No.          No.         Set No.

Expander  with 1-1/4”
(31.75 mm) Long Rollers
Complete     Mandrel    Rollers
Tool No.          No.         Set No.

SQ.
DR.

3/8

 

9.53

15   .072  (1.82)
16   .065   (1.65)
17   .058   (1.47)

.231   (5.8)
.245   (6.2)
.259   (6.5)

.230   (5.8)
.240   (6.1)
.255   (6.4)

.265   (6.7)
.275   (6.9)
.289   (7.3)

R1315
R1319
R1317

M-86
M-86
M-88

1315
1315
903

R1316
R1319 L
R1318

M-86
M-86
M-88

1316
916L
904

in
 1/4

 mm
6.3

18   .049   (1.24)
19   .042   (1.06)
20   0.35   (0.88)

.277   (7.0)
.291   (7.3)
.305   (7.7)

.272   (6.9)
.286   (7.2)
.300   (7.6)

.307   (7.8)
.320   (8.1)
.334   (8.4)

R1301
R1303
R1305

M-80
M-81
M-82

903
903
907

R1302
R1304
R1306

M-80
M-81
M-82

904
904
908

21   0.32   (0.81)
22   .028   (0.71)

.311   (7.9)
.319   (8.1)

.306   (7.7)
.314   (7.9)

.340  (8.6)
.349   (8.8)

R1307
R1309

M-83
M-84

907
909

R1308
R1310

M-83
M-84

908
910

23   .025   (0.63)
24   .022   (0.55)

.325   (8.2)
.331  (8.4)

.320   (8.1)
.320   (8.1)

.357   (9.0)
.357   (9.0)

R1311
R1311

M-84
M-84

911
911

R1312
R1312

M-84
M-84

912
912




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