Residual Stress Distribution in an Induction Hardened Gear
A vast majority of steel gears are heat treated in order to obtain the desirable properties of a final product such as a high...
Recent progress in three areas of induction-heating technology
This paper introduces recent research progress of induction heating technology at Baosteel, specifically the development of full coil static induction heating technology of the...
Plasma/ion nitriding for enhancing component properties
Thermochemical surface treatments, such as plasma/ion nitriding, are effective ways of enhancing the mechanical properties of ferrous and titanium alloy parts . Through the...
New Cooling Tower Technology Augments HVAC and Industrial Processes
Recent developments in factory-assembled cooling-tower technology are increasing the applications for so-called “package” towers supporting HVAC and industrial processes. Although field-erected towers have been...
Troubleshooting and Prevention of Cracking in Induction Hardening of Steels: Lessons Learned – Part 1
Newly employed heat-treat engineers, designers and practitioners may need an appreciable amount of time to gain the required knowledge and experience in understanding the...
Selection of Oil Quenchants for Heat-Treating Processes
Modern quenching oils offer a wide range of capability and performance. The selection of the proper quench oil is critical for proper heat-treating operations....
Filament-Wound Composites Have Specialized Curing Requirements
Filament winding is a manufacturing method for making tubular and cylindrical shapes of extreme strength and light weight. The technology involves wrapping a mandrel...
Infrared Temperature Measurement Theory and Application
An infrared thermometer measures temperature by detecting the infrared energy emitted by all materials at temperatures above absolute zero, (zero degrees Kelvin). The most...
Freezing Out the Competition
Most companies are looking for a secret that can help them keep a step ahead of the competition — a little edge to run...
Principles of pyrometry
Regarding comprehension, on a scale of 1 to 10, AMS2750E is about a 12. Practically speaking, when an engineer, quality person, or operator picks...
Energy and material efficiency of steel powder metallurgy
Concern about global warming motivates the reduction of greenhouse gas emissions from manufacturing, but the environmental impact of the whole powder metallurgy production chain...
Additive manufacturing and gas technology applications
As the demand for additive manufacturing (AM) products has steadily increased, so have the many enabling technologies including laser powder bed fusion, laser metal...
The versatility of the pit furnace
Top-loading furnaces, commonly referred to as pit furnaces, have played a major role in the heating treating landscape for the last century or longer....
Understanding the Cooling Curve Test
When a hot component comes in contact with the liquid quenchant, there are normally three stages of quenching. There are exceptions to this, which...
Reducing measurement error when making thermocouple transmitter connections
The thermocouple (TC) is a thermo-electric device used to measure temperature and nearly two-thirds of U.S. temperature measurement makes use of thermocouples. Most industrial...
Getting the thermal treat results you want
How aggressive quenching and other drivers lead to high performance
Troubleshooting and Prevention of Cracking in Induction Hardening of Steels: Lessons Learned –...
One of the most common applications of induction heat treatment is the hardening of steels, cast irons, and powder-metallurgy materials, developing an attractive blend...
High-efficiency gas burners make good economic sense
Even though the price of natural gas is currently low, the investment in high-efficiency gas burners makes sense economically. This article discusses different types...
Intelligent Gas Carburizing with Super IQ ™
Atmosphere furnace or vacuum furnace, which to use? In carburizing, for instance, the workhorse furnace is the atmosphere gas carburizing furnace with integral oil...
Using vanadium alloys
Vanadium is a commonly used alloying element in high strength low alloy (HSLA) steels because it improves strength and wear resistance through the precipitation...
