Self-Feeding 3-Roll Boiler Tube Expander, Series 22, Parallel Expansion

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The TC Wilson Series 22 Boiler Tube Expander is specifically designed for use in boiler rooms, boiler repair shops, railroads, and Scotch Marine Boilers. This boiler tube expander is ideal for all general rolling-in firetube boilers where flaring is not required.

This versatile boiler tube expander is useful across a variety of applications:

Reroll leaking tubes in new construction.
Use in repair of existing leaking tubes.
Engineered for boiler maintenance and repair.
Designed for rolling where flaring is not required.
Ideal for opening up existing tube holes.
Eliminates jamming and ensures smooth operation.
Ideal for tight spaces close to walls or adjacent tubes.

Available in several popular sizes and made to fit most boiler tube diameters, Wilson’s 3-Roll Boiler Tube Expander allows you to experience unmatched efficiency and reliability while repairing leaky tubes during boiler maintenance and repair tasks. Order yours today!

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FEATURES OF THE WILSON SERIES 22 BOILER TUBE EXPANDER

Ideal for boiler rooms, repair shops, railroads, and Scotch Marine Boilers.
Perfect for firetube boilers where flaring is not required.
Available for opening up existing tube holes.
Eliminates jamming.
The compact design makes it Suitable for working close to walls or adjacent tubes.

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Tube				Assembly with Mandrel Part No.	Spares				Reverse Taper Mandrel			Expansion Range* Inches
OD		Wall			Standard Mandrel			Roll Set Part No.	Part No.	Square
OD		Wall			Standard Mandrel					Inch	(mm)
Inches	(mm)	GA	(mm)		Part No.	Square
Inches	(mm)	GA	(mm)		Part No.	Inch	(mm)
1-1/2	(38.1)	13-18	(2.4-1.2)	30008	30564	3/4	(19.1)	30040				1.281-1.480
2	(50.8)	12-18	(2.8-1.2)	30012	30565			30044	20766	1/2	(12.7)	1.718-1.973
2-1/4	(57.2)	11-18	(3.0-1.2)	30014	30566			30045	20767	1/2	(12.7)	1.973-2.229
2-1/2	(63.5)	10-18	(3.4-1.2)	30016	30566			30047	20768	3/4	(19.1)	2.156-2.478
2-3/4	(69.9)	10-18	(3.4-1.2)	30018	30567			30048	20769	3/4	(19.1)	2.406-2.727
3	(76.2)	9-18	(3.8-1.2)	30020	30568	1	(25.4)	30049	21692	1	(25.4)	2.625-2.986
3-1/4	(82.6)	9-18	(3.8-1.2)	30021	30568	1	(25.4)	30050	21692	1	(25.4)	2.875-3.237