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...
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...
Embracing industry change
Most companies, regardless of the industry or business, want to see improvement. Whether it is improving customer satisfaction or quality or bottom-line profit or...
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...
Case Study: Conrad Kacsik and Modern Industries
Modern Industries, one of the largest heat-treating facilities in Pennsylvania, has seen its share of equipment come and go since its beginning 71 years...
Carburized steel mechanical properties: Case tensile strength
Editor’s note » This is part one of a three-part series on carburized steel mechanical properties.
Carburizing is a mature heat-treating process commonly used for...
Choosing between HFC and HFDu hydraulic fluids
While both HFC and HFDu hydraulic fluids reduce fire risk, improve operation safety, and enhance environmental performance, significant differences exist. Standing at 50 to...
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...
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...
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...
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...
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 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-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...
Stronger ‘shaped’ wire belt stands up to rigors of heat treating
Whether for automotive, aerospace, or heavy equipment, manufacturers using heat treatment — which can reach temperatures up to 2,400°F and vary from a few...
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,...
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,...
Diffusion bonded printed circuit heat exchangers for severe environments
Traditional plate or shell and tube heat exchangers have long been used in processing industries. Today, however, with many new applications involving high pressures,...
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 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...
10 tips to ensure accurate thermocouple measurement
Careful selection and installation of temperature sensors can ensure accurate sensor performance, which in turn improves product quality and production efficiency.
1: Select the Correct...
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...
Bringing forging equipment online to meet expanding production requirements
When forging operations need to expand production to meet increased demand for existing parts or to add new product lines, selecting from the available...
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...
Gas solutions for sustainable metal AM
Sustainability is a key value driver and focus for industrial manufacturing, and additive manufacturing fulfills that need in more ways than one.
Additive manufacturing,...
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...
Plasma nitriding as a low-nitriding potential process
Plasma/ion nitriding is a process that can be easily applied to various high-alloy steels. Some of these steels — for example M-2, S-7, D-2,...
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...
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...
Microstructure and tensile properties of Al PM prepared by novel low-pressure sintering
This article proposes a novel low-pressure sintering process contraposing to characteristics of pre-alloyed aluminum powders and analyzes its feasibility. The low pressure was set...
Preventing oxidation in the manufacturing of copper-titanium alloys
Due to their resistant and highly conductive properties, copper-titanium alloys become increasingly important in the field of industrially manufactured electrical components such as connectors,...
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...
A new low-pressure carburizing solution in a pit vs. traditional pit carburizing methods
Pit Low Pressure Carburizing (LPC) for case hardening of large gears is a new approach to a traditional technology. Today’s manufacturing environment demands process,...
How to tame a plasma: Power-delivery solutions for top process issues
Film quality, throughput, yield, etch uniformity, and sidewall control all depend on the ability to ignite, maintain, and control a stable plasma. Precise, nimble...
Investigating a new cooling technology for electric vehicles
The electric vehicle (EV) revolution is well underway: It’s estimated the number of EVs populating U.S. roads alone will double by 2024. And though...
Carbon-neutral insulation for high-temperature applications
In January 2022, Mantec Technical Ceramics, based in Stoke-on-Trent, U.K., launched carbon neutral versions of its super-insulative Ultralite material, and this has been met...
Enhanced thermal sensitivity in a single metal thermocouple
Single metal thermocouples (SMTs) have recently been developed with a new design concept of width-engineering of metal segments. In such designs, two segments of...
Industrial ion nitriding of TMS 80 micro alloyed steel parts at various plasma power...
Control of the ion nitriding process is typically based on temperature of the work piece, composition of the gas mixture, gas pressure, nitriding time,...
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...
Carburized steel mechanical properties: Bending ultimate and impact strength, test bars vs. actual parts
Editor’s note » This is part two of a three-part series on carburized steel mechanical properties.
In part one, it was determined the carburized case...
