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KRAIS Tube Expanders - leading manufacturer
of the best tube tools and accesories.

About us

KRAIS Tube Expanders is a company with over 20 years of experience in designing, manufacturing and delivering top quality tube tools. Learn more about us!

Our tools in action

See our tube tools in action! On our YouTube channel you can see how our tools work in various  types of environments.

Download brochure!

Download newest KRAIS Tube Expanders catalogue and product brochures (available in wide range of languages).

See us on Messe Duesseldorf in April 2014!

See us on Messe in Duesseldorf  between 7 and 11 April 2014. We will present our best tube expanders, beveling tools and wide range of new quality tube tools and accesories. We are looking forward to meet you in Essen!

Quality tube tools for all applications

Tube Expanders

Tube Expanders

A wide range of expanders for re-rolling leaky tubes. They are also suitable for new constructions of water tube boilers, fire tube boilers, economizers, air heaters, etc.

Tube Rolling Motors

Tube Rolling Motors

An excellent range of rolling controls for KRAIS tube expanders. Rolling controls are designed for fast and accurate expand various range of tubes in every environment. View full range of rolling controls.

Tube Installation Tools

Tube Installation Tools

Innovative tools for serrating tube sheet and trimming of tubes after tube expand. See our newest innovations implemented to rise comfort of operating tools

Tube Removal Tools

Tube Removal Tools

We offer a precisely engineered range of tube removal tools. They have been designed for cutting and removing full range of tubes that are commonly found in heat exchangers, boilers and condensers.

Tube Leak Detection, Pumps

Tube Leak Detection, Pumps

We offer wide selection of accessories designed to expand utility of KRAIS tube tools. Tube plugs, joints and extensions, leak testers etc. are compatible with other KRAIS tube tools.

Beveling Machines

Beveling Machines

KRAIS beveling machines are easy to setup and operate. They are customized for wide range of various tubes, including stainless steel and high chromium alloys.

Our most popular tools