A- Tube Sheet Minimum
B- Tube Sheet Maximum

FOR TUBES INTERNAL DIAMETER
FROM 0.509" (12.9mm) TO 1.44" (36.7mm)
TUBE EXPANDERS
FITTED WITH
ROLLER LENGTH
FOR TUBE SHEET
ADJUSTABLE RANGE


MINIMUM
A
MAXIMUM
B
1-1/2" (38.1mm)

1/2    (12.7 mm)

1-1/2” (38.1 mm)

2-1/4" (57.1 mm)

1-1/4” (31.7mm)

2-1/4”  (57.1mm)

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 1.1/2”
(38.10 mm) Long Rollers
Complete     Mandrel    Rollers
tool No.          No.         Set No.

Expander  with 2.1/4”
(57.15 mm) Long Rollers
Complete     Mandrel    Rollers
tool No.          No.         Set No.

SQ.
DR.

5/8

15.88

17   .058   (1.47)
18   .049   (1.24)
19   .042  (1.06)

.509  (12.9)
.527  (13.4)
.541  (13.7)

.499  (12.6)
.517  (13.1)
.522  (13.3)

.564  (14.3)
.576 (14.6)
.582  (14.8)

R815-5
R817-5
R819-5

816-5
M-9
820-5

R-4-5
R-4-5
R-4-5

816-5
820-5

816-5
820-5

R-4-A-5
R-4-A-5

in
3/8

 

 

mm
9.5

20   .035   (0.88)
21   .032   (0.81)
22   .028   (0.71)

.555  (14.1)
.561  (14.2)
.569  (14.5)

.536  (13.6)
.536  (13.6)
.536  (13.6)

.596  (15.1)
.596 (15.1)
.596  (15.1)

R819-5-S
R819-5-S
R819-5-S

820-5-S
820-5-S
820-5-S

R-4-5
R-4-5
R-4-5

820-5-S
820-5-S
820-5-S

820-5-S
820-5-S
820-5-S

R-4-A-5
R-4-A-5
R-4-A-5

3/4

19.05

13   .095   (2.41)
14   .083   (2.10)
15   .072   (1.82)

.560  (14.2)
.584  (14.8)
.606  (15.3)

.550  (13.9)
.574  (14.5)
.590  (14.9)

.615  (15.6)
.629  (15.9)
.661  (16.8)

R821-5
R823-5
R825-5

822-5
824-5
826-5

R-5-5
R-6-5
R-7-5

822-5
824-5
826-5

822-5
824-5
826-5

R-5-A-5
R-6-A-5
R-7-A-5

16   .065   (1.65)
17   .058   (1.47)
18   .049   (1.24)

.620  (15.7)
.634  (16.1)
.652  (16.5)

.605  (15.3)
.619  (15.7)
.619  (15.7)

.680  (17.2)
.699  (17.8)
.699  (17.8)

R827-5
R829-5
R829-5

M-13
830-5
830-5

R-7-5
R-7-5
R-7-5

828-5
830-5
830-5

M-13
830-5
830-5

R-7-A-5
R-7-A-5
R-7-A-5

19   .042  (1.06)
20   .035   (0.88)

.666  (16.9)
.680  (17.2)

.642  (16.3)
.642  (16.3)

.729  (18.5)
.729  (18.5)

R831-5
R831-5

M-13
M-13

R-9-5
R-9-5

832-5
832-5

M-13
M-13

R-9-A-5
R-9-A-5

21   .032   (0.81)
22   .028   (0.71)

.686  (17.4)
.
694   (17.6)

.642  (16.3)
.642  (16.3)

.729  (18.5)
.729  (18.5)

R831-5
R831-5

M-13
M-13

R-9-5
R-9-5

832-5
832-5

M-13
M-13

R-9-A-5
R-9-A-5

For best result a ‘thin wall collar’ should be used when rolling 19 thru 22 gauge wall tubes.



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