3400 Series – Flaring Boiler Tube Expanders

Category: Tube Expanders

High-Quality Steel For The Most Demanding Boiler Applications.

The recommended tube expanders for flaring tubes in watertube and firetube boilers.

The prong style thrust collar produces uniform flare lengths as well as torque controlled tube rolling to obtain uniform expanded joints.

Uniform flare lengths without the risk of driving flare rolling into the tube sheet.

Manufactured from high-quality tool steels to assure long life under the toughest conditions.

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