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...
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...
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...
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...
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....
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...
