Understanding gas composition
Evaluating furnace atmospheres for proper gas composition is the key to desired performance results
Keeping your burners tuned
The backbone of any atmosphere furnace is the heating system. The heating system plays an essential role in keeping the furnace operating at peak...
IFHTSE website gets an update
The website of IFHTSE (www.ifhtse.org) recently has been upgraded to include the program and proceedings of many of the member conferences and IFHTSE congresses....
Greetings from IFHTSE’s new president
Dear members, colleagues, and friends:
I am Masahiro Okumiya, and I have been the new president of IFHTSE since January 2022. I work for the...
Vapor pressure of mineral oils
In this column, I will discuss vapor pressure of mineral oils, and how to calculate the vapor pressure as a function of temperature.
Introduction
As the...
IHEA’s 2020 fall combustion and safety seminars go virtual
Each fall, the Industrial Heating Equipment Association (IHEA) brings industrial process heating professionals together to provide combustion and safety education for the industry. This...
93 years of helping heat treaters worldwide
It’s hard to believe that an industry organization has been around for 93 years, but that’s how long the Industrial Heating Equipment Association has...
Compliance via internal procedures
Verification of compliance is two-fold; witnessing operations being performed in accordance with internal procedures. As long as procedures are followed, the challenge in conformance...
Blistering of aluminum during heat treatment
In this column, we will discuss the blistering of aluminum during heat treatment, and methods to prevent its occurrence.
Introduction
High-temperature oxidation, or blistering, often occurs...
Q&A with Dennis Beauchesne
When was vacuum carburizing introduced?
The process has been around since the 1960s. Vacuum carburizing enables more precise control of case depth and microstructure than...
Q&A with Michael Hager
What’s a typical day like for you at Verder Scientific/Carbolite Gero?
Our office here in North America is primarily focused on sales, technical support, and...
IHEA’s Fundamentals of Industrial Process Heating starts October 24
IHEA’s Fundamentals of Industrial Process Heating Online Learning Course has been a successful source of high-level learning for those in the industrial heat-processing industry...
Stress evolution during quench hardening of steel
Quench hardening of steel components involves complex, nonintuitive phenomena, particularly as it relates to the dimensional changes and stresses induced. Figure 1 shows a...
Q&A with Kendall DeVane
Thermal Processing welcomes its newest sales representative to its staff, Kendall DeVane. He has 20 years of experience in sales and promises to bring...
The mechanism of creep and its stages
In this column, I will discuss the mechanism of creep and its three stages.
Applications of metals at elevated temperatures involve several problems. It is...
Carburizing
While some heat treatments are used to soften the material or improve its machinability, most are processed to obtain strengthened or hardened properties. The...
2024 Annual Meeting was a success
Association annual meetings allow members to come together, exchange ideas, learn from expert speakers, work on committee initiatives, and network with others in the...
Lesley Frame elected vice president of IFHTSE 2024-2026
Lesley Frame, assistant professor, Materials Science and Engineering, University of Connecticut, recently was elected IFHTSE vice president for the 2024-2026 term in Yokahama and...
An overview of heat treatment techniques
Editor’s note » This is the second in a five-part series.
In this second segment of my series on heat-treating techniques, I will discuss the...
Member spotlight: DOWA THT America, Inc.
DOWA THT AMERICA, INC. manufactures a wide variety of furnaces for various processes. These include smaller batch furnaces; allowing for smaller volumes and more...
Site Safety
We live and work around fire all day. It’s pretty much taken for granted. We cook with it, and use it to heat our...
Q&A with Rick Diekman
Owner and President of Controlled Thermal Processing, Inc.
Q&A with Diane Haggerty
What makes PowderMet2023 and AMPM2023 important events within the industry?
As the premier powder metallurgy (PM) events in the Americas, the annual PowderMet (International Conference...
Q&A with Mike Loepke
What is Qmulus, and why did Nitrex feel the need to develop it?
Qmulus is a holistic IOT solution with the aim to facilitate and...
Q&A with Don Selmi
What is Premier’s mission?
To provide heat-treating systems that are dependable as well as innovative, with performance-proven technology that will enhance the physical properties and...
A letter from IFHTSE’s outgoing president
Dear Colleagues and Friends:
Now 2021 has come to its end, it is time for a look back on the past two years, which were...
Q&A with Bill Stuehr
Please tell us how Induction Tooling began.
In 1975, I was working as a process design engineer with a local commercial heat treating company. Several...
Get ready for Heat Treat 2023
Heat Treat 2023, October 17-19 in Detroit, Michigan, will co-located with IMAT 2023 and the Motion+Power Technology Expo and cover many topics of interest....
Heat treatment of aluminum VI – Artificial aging
In the previous column, we described the fundamentals of natural aging. In natural aging, the solid solution obtained after quenching starts to form precipitates...
Q&A with Heat Treat 2019 attendees
HEAT TREAT 2019, is scheduled to hit Detroit, Michigan, October 15–17. The show will bring thousands of industry experts and insiders to the motor...
Member spotlight TEECO: Knowledgeable support, timely service for industrial combustion systems
Thermal Energy Engineering Company (TEECO) is a service company focused on supporting industrial combustion systems across numerous disciplines. Whether it’s baking cheesecakes, melting metals,...
Process control is vital to heat-treating
The definition of process control can only be defined by the experience of the per-son to whom the query is presented. Everyone involved in...
Stainless Steels
Kitchen sinks, refrigerator or oven doors, and tableware are what many people think of when they are asked what’s made from stainless steel (SS)....
The importance of contract review
Within any aspect of our business structure, understanding the specific requirements needed to produce product that conforms to customer requirements is important. These requirements...
Q&A with Ed VanNoord
Tell us about yourself and Heraeus.
I have worked for Heraeus now for almost 14 years supporting customers with the design and build of infrared...
Calculating decarburization
In this column, I will be talking about decarburization of steel and how to calculate its depth.
Introduction
Decarburization of steel is the depletion of carbon...
Simulation tools to effectively calculate process
One common goal for a wide range of industries has been to increase power density in shaft and gear components. The steel producing industry...
The heat treatment of aluminum – Introduction
Aluminum’s many desirable properties, such as high strength-to-weight ratio, good corrosion resistance, ease of processing, and low cost, make it a very widely used...
Creep deformation mechanisms in 9CrMo steel
The Generation-IV reactors in nuclear power plants are expected to address the growing energy demand by producing electricity and, at the same time, mitigating...
Troubleshooting induction hardening problems – Part III
In previous columns, I have provided some detail on the sources of problems with induction hardening. While I have tried to be inclusive, there...
