Modern, high quality induction heat treating equipment must be readily available and flexible enough to allow for easy retooling and reprogramming to process a variety of parts. This article focuses on the technical revolution taking place in induction heating, which for the first time enables preprogramming of induction equipment to change frequency and power during the heating cycle in the same manner manner as machinists have been programming CNC machines for years. This is illustrated through a case study of induction hardening a shaft-like component.

Induction heating is used to produce high quality, reliable aerospace components as well as unique combinations of engineering characteristics.

Coupling a high magnetic field environment with an applied induction elevated temperature capability can achieve stronger, more durable components and materials with improved performance. This article describes work to develop high magnetic field processing technology.

Induction Heating and Heat Treatment, Volume 4C of the ASM Handbook, was developed to serve as a comprehensive resource on induction thermal processes to meet the needs of the induction heating and heat treating communities. This article reviews the topic coverage of the volume.

This article demonstrates how FEA-based tools are used to model residual stress and distortion in a full-float truck axle induction hardened and cooled at different rates. The effect of cooling rate on axial displacement is discussed.

As a regular contributor to the HTPro eNewsletter, Professor Induction answers a wide variety of questions regarding induction heating and heat treating. Included here are three recent challenges and solutions.

In 2017, ASM’s Heat Treating Society R&D Committee established a new recognition for the best papers in the heat treating industry each year. This ariticle describes the Prime Contributor award criteria and judging process, and it includes a list of the award-winning papers from 2018 to 2023.

News about ASM members, chapters, events, awards, conferences, affiliates, and other society activities. Topics include: appointment of ASM committee and council chairs for 2015-2016; Ursula Kattner receives the 2016 J. Willard Gibbs Phase Equilibria Award; the Journal of Thermal Spray Technology announces an editorial transition; volunteer profile for Rich Polenick.

As a regular contributor to the HTPro eNewsletter, Professor Induction answers a wide variety of questions regarding induction heating and heat treating. This column addresses control of quenching temperatures and affect on induction hardening results.

Professor Induction answers a wide variety of questions regarding induction heating and heat treating. This article addresses differences between auto-tempering and self-tempering.

George Pfaffmann was highly regarded as a true leader and innovator in induction heating technology.

This article discusses the implementation of a stationary induction hardening process for crankshafts and camshafts and the measures taken to maximize production rates while controlling part distortion.

Induction coils are considered the weakest link in an induction hardening system, so advanced designs and precise fabrication are paramount to ensure long life while producing high quality treated parts. This article describes material selection and fabrication techniques for conventional inductors and new breakthrough designs.

The Center for Heat Treating Excellence (CHTE) was founded with the goal of bringing the industrial sector and university researchers together to find solutions to real-world problems. The Center, located at Worcester Polytechnic Institute (WPI) in Massachusetts, has 19 members from all areas of industry working together with WPI researchers to improve both heat treat and thermal processing methods worldwide. This article describes some of the current CHTE research projects.

Properties and performance of lower cost “simple” alloy steels processed using induction coupled thermomagnetic processing can rival those of conventionally processed, expensive specialty alloys. This article discusses some of the demonstrated improved mechanical properties achieved for steels in a industry-government project that evaluated the viability of processing metals in a strong magnetic field.

Induction hardening parts with small grain size achieves higher fracture strengths, but close control of thermal cycles is required to prevent grain growth.

In recognition of ASM International's 100-year anniversary, AM&P highlights historic events and technological advancements that occurred over the course of those years. This issue extends the timeline from 1994 to 2003, which includes the formation of the ASM Thermal Spray Society, Heat Treating Society, and Electronic Device Failure Analysis Society, the publication of the 10-volume Handbook of Ternary Alloy Phase Diagrams , the renovation of the training center at Materials Park, the first Materials Camp, and the introduction of the Alloy Data Center.

Computer modeling is used in the design and development stages of induction hardening to optimize the process and to improve component quality including hardness, beneficial stress distributions, and reduced distortion.

A digital refractometer gives more accurate quench concentration readings thereby reducing maintenance, increasing productivity, and ensuring desired metallurgical properties.

This article is a brief update on work by the Center for Heat Treating Excellence at Worcester Polytechnic Institute in Massachusetts to study the best way to heat treat additively manufactured parts for optimum performance. A particular focus of the CHTE research is on titanium and titanium alloys, cobalt alloys, and stainless steels for biomedical applications.