Quality review: Heat-treat related certifications
As heat treaters, we must admit that, at the end of the day, what we feel we are paying for is a certification that...
Determining austenite grain size
Grain size is a critical metallurgical characteristic, significantly influencing design parameters such as strength and toughness. Austenite grain size (often referred to as prior-austenite...
Q&A with Justin Sims
Who is Dante Solutions, and what do you do with the company?
Dante Solutions is an engineering company with a main focus on improving heat...
Determining heat-treat operator training
With the fast pace of change in the heat-treat industry, it is understandable that more automation is in demand. This automation inevitably improves repeatability...
Great programming, great networking at the 2020 Annual Meeting
Get ready to sail! IHEA’s 2020’s Annual Meeting promises to deliver important and timely presentations and as always, entertaining networking opportunities on board Royal...
Understanding the Jominy end quench test
The Jominy end quench test (ASTM A255 ) is an extremely simple and useful test that is applicable to many materials besides steel...
QA with Raymond Daniel Noble
What are your duties with Noble Industrial Furnace? What is your typical day?
My duties include, but are not limited to, oversight of design and...
IHEA sets sail for 2020 Annual Meeting
The Industrial Heating Equipment Association is pleased to announce its 91st Annual Meeting will be on the high seas March 12-16, 2020, on Royal...
ASTM E18 and Nadcap: Rockwell hardness testing
Rockwell hardness testing is a common way to ensure the material response to heat treat is conforming and is required by applicable industry and...
Hardenability – the influence of tramp elements
Hardenability is the property of a material to deeply harden, and not the ability to get hard . This basic concept has driven much...
Q&A with Jeff Marshall
What does MHV do for the heat-treat industry?
We make our customers more competitive, which is good both for the customers and for the industry...
Microstructural evolution, its effect on Ti6Al4V alloy
Titanium alloys are extensively used in aerospace, petrochemical, marine, and medical applications, thanks to their superior strength-to-weight ratio at elevated temperature, corrosion resistance, and...
Purchasing a furnace: Quality concerns to consider
For any heat-treater, whether captive or commercial, purchasing a furnace is the largest investment that can be made. It is important to establish a...
Developing a superalloy with superior heat resistance
Demand for superior machinery that can operate effectively under extreme conditions is driving the development of newer alloys. One significant example is the preparation...
Infrared technology is hot!
The Industrial Heating Equipment Association’s Infrared Equipment Division (IRED) recently completed revisions to its popular Infrared Process Heating Handbook for Industrial Applications. This fundamental...
Achieving results through cold treatment
Cold treatment is a sub-zero thermal treatment process primarily used to reduce the retained austenite content of alloy and high carbon steels. Cold treatment...
Industrial Process Heating online education is affordable, convenient, and flexible
IHEA’s Fundamentals of Industrial Process Heating Online Learning Course continues to provide an excellent overview of the essential areas used throughout the industrial process...
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...
Quality staff: Understanding the technical side
Last month, we examined the history and heat-treatment of aluminum and how it applies to the quality functions of the industry. This month, we...
Q&A with David Wolff
What’s a typical day like for you at Nel Hydrogen?
I’m in field sales and work with customers to make sure their process needs that...
IHEA shines a spotlight on its recent member, Weishaupt Corporation
Weishaupt Corporation recently joined the Industrial Heating Equipment Association and is proud to be part of a select group of organizations. IHEA strives to...
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...
Aluminum heat-treating has unique challenges
From a metallurgical and quality perspective, aluminum heat-treating presents unique challenges when compared to carbon-based steels. This article will examine the aspects of aluminum...
Q&A with Adam Jacobson
What’s a typical day like for you at JN Machinery?
We’re a small company, so, it really depends on what’s going on as far as...
Combatting undesirable NMTP formations
Whether formed during a conventional quench and tempering process, carburizing, or induction hardening, non-martensitic transformation products (NMTP) are widely considered undesirable microstructural features. However,...
A technical guide to quenching
From a quality perspective, verification of the conformance of quench requirements can be accomplished by examining a furnace chart that shows the quench trend....
IHEA celebrates 90 years during its 2019 Annual Meeting
Association annual meetings are once-a-year events that allow members to come together, exchange ideas, learn from expert speakers, work on committee initiatives, and network...
Thermal triplets: PM, sintering, and case hardening
From my experience, powder metals (PM), sintering, and case hardening are three processes that could be said to be joined at the hip. More...
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...
Enhanced properties of metal matrix nanocomposites
Application of carbon nanotube (CNT) reinforced metal matrix nanocomposite (MMNC) has been increasing rapidly since the discovery of CNT in the 1990s. These novel...
Q&A with Steve Mueller
What does Praxair do for the heat-treat industry?
Praxair produces and sells industrial gases, such as nitrogen, argon, hydrogen, and helium. Our main focus for...
IHEA Fall Seminar series back in Cleveland
The Industrial Heating Equipment Association (IHEA) heads to Cleveland, Ohio, for its 2019 Fall Seminars and Fall Business Conference. The event will be at...
How to keep decarburization in check
The performance of heat-treated steel components is largely dependent on the condition of their surface. Wear and fatigue resistance are examples of design criteria...
Method means comparing checklists vs. procedure
Whether commercial heat-treating or captive, procedures are essential to the production of conforming product and its repeatability. Procedures can be challenging to write at...
Q&A with Eric Ford
What does Graphite Metallizing Corporation do for the heat-treat industry?
Graphite Metallizing Corporation makes a product called Graphalloy. It’s basically a graphite/metal alloy, that we...
How did we get where we are today?
Having worked in the heat-treating industry for 58 years, I agreed in January 2011 to write a monthly column about all things heat-treating for...
Remembering where we came from
In this fast-paced world, it gets harder and harder to remember the past. It seems like the only thing that matters is this quarter....
Heat-treatment of modified 9CrMo steel
The modified 9CrMo steels, such as Grade 91, Grade 92, and HT9, are materials of choice for fossil-fuel-fired power plants and Next Generation Nuclear...
Process quality control in heat treatment
In thermal processing, process quality control is imperative to produce and control conforming product and overall conformance. In this article we will be examining...
Q&A with Matthias Pascher
What is your role at Buehler?
I am the product manager for our hardness testing equipment within Buehler.
Buehler is a global supplier of apparatus for...
