Sophisticated control systems for optimal process operations

A comprehensive control system, whether designing a new controls package or updating your existing system to a new controls scheme, is the most effective...

What pyrometer users need to know

Radiation thermometry, also known as infrared pyrometry, optical pyrometry, or simply pyrometry, is a non-contact temperature measurement technique that requires measurement of some portion...

The science of diffusion bonding or joining together dissimilar metals

Metal diffusion bonding is an essential joining method for achieving a high-purity interface when two similar metals require superior structural integrity. The process involves...

Heat-transfer fluids: Growing in visibility and importance

The growing use of electronics in many applications is leading researchers to better understand the reasons for using heat-transfer fluids. Electronics generate substantial amounts...

Combustion optimization in gas burners of reverberatory Furnaces during nickel-alloy melting

In recent years, due to climate change, environmental sustainability programs have been created that require the search for alternatives to reduce air emissions and...

Effect of heat and cryogenic treatment on wear and toughness of HSS AISI M2

Despite the promising results obtained with cryogenic treatment of tool steels, there are still contradictions regarding its benefits, and there is no consensus regarding...

The impact of complete lubricant removal on the mechanical properties and production of PM...

The greatest hurdle in the production of powder metal components is lubricant removal. Over the years, equipment and processes have been developed to aid...

Vacuum heat treating and aluminum alloys

This study investigated the interface morphology, microstructure composition, and connection strength of 7A52 aluminum alloy-Al2O3 ceramic brazed joints under heat-treatment conditions. Alumina ceramics were...

Heat treatment of gears

Often the options of heat treat may feel pre-defined when looked at from a gear designer’s perspective. There are options, but both gear designers...

An interpretable machine learning based approach for process to areal surface metrology informatics

Surface metrology parameters represent an important class of design variables, which can be controlled because they represent the DNA or fingerprint of the whole...

Women in manufacturing: Diversifying the industry

You don’t have to go very far back in time to find a point where the role of women in the manufacturing sector was...

Using FAST-forge to produce near net shape forgings from surplus AM powder

Titanium alloys are used extensively in the aerospace sector due to the good combination of high strength-to-weight ratio and corrosive resistance. Many aerospace components...

The importance of preventative maintenance

For those of you who work in heat treat every day, this will be nothing new; however, it will be an attempt to assist...

AC7102 Checklist Review, Part 5

Editor’s note » This is the final article of a five-part series that deconstructs the requirements of AC7102. Each article has appeared every other month...

The next level of hot isostatic pressing

Over recent years, the development of in-HIP heat treatment (High Pressure Heat Treatment) has led to some interesting developments, which are now changing the...

Use of plasma nitriding to improve the wear and corrosion resistance of 18Ni‑300 maraging...

Selective laser melting (SLM) is one of the most promising additive-manufacturing (AM) technologies . It is a powder-bed fusion process, where a high-power laser...

How to properly debind parts produced by metal AM

Additive manufacturing is a manufacturing technology that is gaining more and more ground among metallurgists. The process involves all the techniques used to create...

Titanium alloy microstructure fingerprint plots from in-process machining

Titanium alloy components require several machining stages of forged billets, which are supplied in a range of annealing conditions. Generally, the machining performance is...

Enabling a better custom ceramic fabrication

Ceramic structures filled with tiny macroscopic pores play an important role in industrial and biomedical products, but they’re also notoriously difficult to fabricate. A Cornell...

AC7102 Checklist Review, Part 4

Editor’s note » This is the fourth of a five-part series of articles that will deconstruct the requirements of AC7102. Each article will appear every...

The subtleties of induction processing

Inductoheat was recently asked to conduct three technical video seminars on modern induction thermal technologies for automotive industry: • The first seminar was April...

Improving the mechanical properties of medium carbon steel

Quenching is one of the major processes of heat treatment of medium carbon steel that aims at improving its mechanical properties. However, the effectiveness...

Carburizing clean with Method 4

The existing model for removing soot from a furnace is a burn-out consisting of three methods: Method 1: Remove the load, lower the furnace temp,...

Focusing on advanced PM manufacturing methods

“Times and conditions change so rapidly that we must keep our aim constantly focused on the future.” — Walt Disney How appropriate. Over the years,...

Microstructure and properties of tungsten-heavy alloy connections are formed during sintering with the participation...

Tungsten heavy alloys (THA) are used in the defense industry for subcaliber bullet cores due to their high density and strength. Typically, methods of...

AC7102 Checklist Review, Part 3

Editor’s note » This is the third of a five-part series of articles that will deconstruct the requirements of AC7102. Each article will appear every...

Using the correct thermocouple

The principles behind how and why a thermocouple functions were beginning to be understood in the early 1800s with most significant developments taking place...

Preventing eutectic reactions and diffusion bonding in vacuum processing

The purpose of this article is to explain reactions that can occur during a vacuum processing cycle and different methods of preventing these reactions....

Effect of heat-treatment conditions on the mechanical properties and machinability of Ti15SnxCu alloys

In the current work, the microstructure, mechanical properties and machinability of Ti15SnxCu alloys (x = 0 to 2 wt. %) were investigated. The alloy...

The advantages of pulse plasma nitriding

In the gear manufacturing industry, when case-hardening, tempering, or nitriding the surface of steel, whether for gears or gearboxes, the options have traditionally included...

Oxide-oxide ceramic matrix composites enabling widespread industry adoption

Oxide-oxide ceramic matrix composites are gaining increasing attention as a mainstream material option for high-temperature components in the aerospace and advanced energy sectors. As...

AC7102 Checklist Review, Part 2

Editor’s note » This is the second of a five-part series of articles that will deconstruct the requirements of AC7102. Each article will appear every...

Optimizing process operations

In integrated control system is the most effective way to enhance any complex industrial manufacturing process. A well-designed control system not only ensures greater...

A posteriori reconstruction of the temperature distribution in surface hardened tempering steel

Process control in surface hardening depends greatly on the repeatability of the results. Induction heating facilities stand out in this aspect but challenges arise...

Case Study: New temperature control system delivers precision, efficiency, and flexibility

Clifford-Jacobs is a nearly century-old producer of die forgings. When the company needed to improve its process controls on its heat-treating furnaces, it turned...

Combustion behavior and mechanism of Ti14 titanium alloy

The combustion behavior and mechanism of Ti14 titanium alloy are studied by promoted ignition combustion tests at different oxygen pressures. The burning velocity increases...

Innovation for saving energy and improving output

The harsh economic climate of 2020 had a direct impact upon ferrous and non-ferrous metal producers, as well as those companies involved in the...

AC7102 Checklist Review, Part 1

Editor’s note » This is the first of a six-part series of articles that will deconstruct the requirements of AC7102. Each article will appear every...

Electrical heating in vacuum applications

Applying electrical heat to materials under vacuum can be an important manufacturing process to ensure product quality when drying, high-purity processing or other vacuum...

Can sub-zero treatment at minus-75°C bring any benefits to tool manufacturing?

Vanadis 6 ledeburitic tool steel was subjected to sub-zero treatment at minus-75°C for different durations and for different subsequent tempering regimes. The impact of...
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