Tuesday, October 20, 2020
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HEAT TREATING

Heat Treating Heavy-Duty Gears

Whether required to pace the movement of a precision watch or a giant wind turbine, gears play an essential role […]

Time to Shift Gears on Heat Treating?

How many times have you heard this conversation? Production manager: “Where’s the 72-piece bevel gear order that should be at […]

Bending Fatigue of Surface Densified Gears

Surface densified powder metal gears and conventional wrought steel gears were tested using a pulsator and a back-to-back gear tester […]

Oil Quenching Technologies For Gears

Oil quenching is a logical choice for gears. Atmosphere and vacuum carburizing carbonitriding of gears followed by oil quenching is […]

Diagnostic Tool Helps Develop Profile for Induction Hardening Process

Combining process monitoring and a diagnostic tool to develop a process for contour (profile) hardening gear teeth or tooth-like objects […]

Engineered Heat Treatment for Stronger Aerospace Gears

It is well established that carburization of low alloy steels promotes compressive residual surface stress upon quenching, and that compressive […]

The Methodology of Metallurgy

The study of metals (metallurgy) address material selection, failure analysis, heat treating, mechanical testing, non-destructive testing, metallography, and material characterization. […]

The Pressure’s On for Decreased Distortion

Many manufacturers [1] have reported that low pressure vacuum carburizing (LPC) has resulted in less distortion on gears than atmosphere […]

Rapid Stress Relief and Tempering

Stress relief and tempering are important processes, but they are still conducted much as they have been for the past […]

A New Tool Steel for Hot Forming Gears

Hot forming operations like forging, extrusion, hot upsetting, piercing, and any other operations involving deformation of solid hot metal place […]

Laser Heat Treating Advances for the Gear Industry

Laser technology has been used for many years with much success in industries such as power generation, hydraulics, hand tools, […]

Reducing Distortion in Heat-Treated Gears

Power transmission gear manufacturing for critical industrial applications (Figure 1) requires an understanding of many factors, including both heat treat […]

The Details of Ductile Iron

Cast iron is generally thought of as a weak, dirty, cheap, brittle material that does not have a place in […]

The Simultaneous Dual Frequency Method of Inductive Gear Hardening

Inductive surface hardening is an attempt to harden only the surface of a structure without affecting the inner portions of […]

Material Benefits at 300 Below

For decades, cryogenic treatment has been one of metalworking’s best-kept secrets. It has become mainstream in recent years, and it […]

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