What is Tempering?

In Tempering, a quench hardened or normalized ferrous alloy is reheated to a temperature below the transformation temperature and then cooled at any rate desired. A reduction in strength and increase in ductility properties of the material generally results.*

Other common names and related subjects are: draw, drawing, and temper.

Gasbarre specializes in the design and manufacture of custom-engineered tempering furnaces specific to the thermal processing industry.

Gasbarre furnaces are:

Gasbarre’s complete line of Tempering Furnaces is listed below.

Bell /  Retort

This C.I. Hayes furnace is designed for heat treating applications requiring close control of both temperature and protective atmosphere.

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car-bottom furnace

 Car Bottom

Gasbarre IFS Car Bottom Furnaces are ideal for processing large, heavy workloads.

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Continuous Mesh Belt

Gasbarre is a leading manufacturer of Continuous Mesh Belt (or Conveyor Belt) Furnaces, and will custom-design to your particular specifications and application. 

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High Efficiency Box

This Gasbarre IFS furnace is available in numerous sizes and configurations and can be used for numerous processes in air or atmosphere configurations.

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Nitriding & FNC Batch Furnace

The vacuum-purge gas nitriding system is a batch-type unit designed for nitriding and ferritic nitrocarburizing processes. 

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Pit

Gasbarre Pit Furnaces are available in numerous sizes and configurations, with features and options customized to your unique needs.

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Pusher – Low Temperature

Gasbarre Pusher Furnaces can accommodate various heating types with standard tray widths ranging from 24-48”.

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Roller Hearth

The Gasbarre IFS Roller Hearth Furnace can accommodate various heating types with standard tray widths ranging from 24-48”.

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Temper

Gasbarre IFS Temper Furnaces are available in numerous sizes and configurations and are designed to allow for excellent temperature uniformity over a wide range.

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Tip Up

Gasbarre IFS Tip Up Furnaces are ideal for processing large, heavy workloads.

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Vacuum (Purge) Temper

This furnace is designed to provide excellent temperature uniformity, rapid heating and rapid cooling performance in a single chamber design.

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   *Source: Daniel H. Herring, “The Heat Treat Doctor.” The HERRING GROUP, Inc.