Induction Heating Archives - Inductoheat Inc

November 30th, 2017

Induction Heating: Everything You Wanted to Know, But Were Afraid to Ask (December 2017)

Question of the Month: What is the difference between auto-tempering and self-tempering? Answer: Sometimes the terms auto-tempering and self-tempering are incorrectly used interchangeably. Here we will explore the differences […]

March 7th, 2017

Induction Heating: Everything You Wanted to Know, But Were Afraid to Ask (March 2017)

Question of the Month: We use an induction process where we need to include physical barriers and/or a safety warning for people with medical devices such as metallic implants and […]

November 29th, 2016

Induction Heating: Everything You Wanted to Know, But Were Afraid to Ask (November 2016)

Question of the Month: For a few years, we scan hardened relatively straight shafts using a 30 kHz machine. Our new component has a 4.8-mm radial step (sharp shoulder) that […]

September 30th, 2016

Induction Heating: Everything You Wanted to Know, But Were Afraid to Ask (October 2016)

Question of the Month: We process copper alloy bars and billets in our factory. Gas furnaces have been used to heat billets made of C14500, C44300, C46400, C48500, C64200, and […]

July 25th, 2016

Induction Heating: Everything You Wanted to Know, But Were Afraid to Ask – Question of the Month (August 2016)

Question of the Month: For quite a while after scan hardening, we experience low hardness readings (52-55 HRC) in areas where the diameter of our 1045 steel hollow shaft changes. […]

August 6th, 2012

Computer Modeling the Preheating of Carbon Steel Pipe Ends Prior to Welding

Metal tubing is used in many different products, which requires a wide range of process concepts including induction heating. Although there are many similarities, several process features and physical phenomena […]

July 5th, 2012

FEA Modeling Helps Avoid Oil-Hole Cracking

Inappropriate coil design parameters and process recipe may result in crack development near oil holes. Longitudinal and transverse holes an induction heated component can cause an undesirable redistribution of eddy […]

June 1st, 2012

FEA Modeling of Thread Annealing Using Induction Heating

Important processing steps after hardening a steel part include tempering, stress relieving, and subcritical annealing. The transformation to martensite through quenching creates a very hard structure with low ductility. Untempered […]

April 30th, 2012

FEA Modeling of Induction Heating Trapezoidal and Rhomboid Components.

The majority of billets and bars have round, square, or rectangular cross sections. However, special applications require heating components with complex cross sections including triangular, trapezoidal, hexagonal, parallelogram, polygonal, and […]

March 29th, 2012

FEA Modeling of Induction Heating RCS Billets and Bars

Induction heating is commonly used to heat cylindrical workpieces and rectangular shaped parts including RCS (round-corner-square) billets and bars, blooms, slabs, and plates. The uniformity specifications may include maximum tolerable […]

March 2nd, 2012

Importance of Proper Modeling of Cooling

Professor Induction column of February issue of HTRro eNews reviewed the case study illustrating how numerical computer modeling helps optimizing design of induction coil and heating process recipe for SpinductionTM […]

January 31st, 2012

Superior induction heating design with computer modeling

Numerical computer modeling is a major factor in the successful design of induction heating systems. Induction heating is a complex combination of electromagnetics, heat transfer, and metallurgical phenomena involving many […]