COVID-19’s effect on PRI / Nadcap
At this point in 2020, we have all felt the effects of the COVID-19 pandemic both personally and professionally. As of the writing of...
Computerized Design of Straight Bevel Gears with Optimized Profiles for Forging, Molding, or 3D...
Straight-tooth bevel gears are the simplest type of bevel gears that can be used for power transmission between intersecting shafts. They are commonly referred...
Integrated rupture disk assemblies for cryogenic equipment and storage systems
Today, cryogenics is used to provide convenient storage of large quantities of industrial gases such as nitrogen, oxygen, carbon dioxide, argon, helium, and hydrogen...
Going viral: Outside-the-box research into sterilizing N95 masks for re-use
With the COVID-19 pandemic still raging across the country and the world, the need for personal protective equipment for medical professionals has pushed the...
Producing Quality Parts in an Atmosphere Furnace: How to Optimize Your Quenching and...
Throughout the manufacturing process, heat treatment is consistently viewed as a critical step for adding value to the parts produced. A part expensively manufactured...
An In-Depth Look at Polymer Quenchants
Quenching of various alloys to achieve mechanical properties has been an area of scientific research for many years. Using polymer quenchants has proven to...
Does nitriding improve the corrosion and wear properties of additive manufactured stainless steel?
Many industrial processes require a stable heat source to generate end-products. Heat transfer fluids (HTFs) are commonly used in such processes as heat carriers...
Case Study: SECO/Warwick and ABB Instrument Transformers
Instrument transformers are a precision device designed to accurately meter either current or voltage on an electrical circuit. They also provide a means to...
How to Avoid Heat Treatment Problems When Launching New Gear Programs
So you’ve just secured an exciting new gear-manufacturing project and it’s time to start production planning. Heat treatment, such as carburizing, hardening and tempering,...
Heat treatment of PM parts by hot isostatic pressing
Several advantages can be seen by using pre-stressed wire-wound hot isostatic presses for consolidating of metal powder.
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: Company: Praxair Distribution, Inc. Customer: ALD Thermal Treatment, Inc.
In the past several years, heat treating companies have experienced a significant supply disruption in generated acetylene. Additionally, generated acetylene may not offer the...
Buying a New Lab or Industrial Furnace
When the time comes to purchase a new lab or industrial furnace, there are several points that need to be considered before going out...
Filament-Wound Composites Have Specialized Curing Requirements
Filament winding is a manufacturing method for making tubular and cylindrical shapes of extreme strength and light weight. The technology involves wrapping a mandrel...
Case Study: Phoenix Contact and Ipsen
Ipsen supports its equipment across the globe using the mGuard VPN router from Phoenix Contact, which allows secure remote access via the Internet.
Ipsen designs...
Analysis of Heat Treat Growth on Carburized Ring Gear and Multivariate Regression Model Development
In gear manufacturing and machine assembly, dimensional stability of each component and conformance to print requirements are of critical importance. During processing, dimensional changes...
Finite element modeling and simulation of vacuum brazing processes
Vacuum brazing is a black box process, so component distortion that occurs during heat treatment is difficult to prove experimentally. Thus, a novel FE-model...
Case study: Determining the cause of cracking using computer modeling
During an induction-hardening process, the part surface is heated using a medium- to high-frequency inductor. Once the desired depth of austenitization is reached, the...
10 steps for accelerating thermal processing decarbonization
Companies throughout the thermal-processing sector are under increased pressure to meet CO2 emission reduction goals, particularly net-zero emissions, by 2050 or sooner. At the...
Effects of the sintering process on Al2O3 composite ceramics
The sintering process can improve the microstructure of Al2O3 composite ceramics and enhance their comprehensive properties, but the effects of the sintering process on...
Case Study: Laser Hardening
To increase the hardness of a steel material, there are basically three required steps in the hardening process. Step one is to heat the...
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...
Process control, monitoring, and quality assurance specifics for induction heating
Controlling the induction-hardening process is a demanding application compared to most other thermal processes. The first and foremost requirement is to precisely control the...
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....
Getting the thermal treat results you want
How aggressive quenching and other drivers lead to high performance
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...
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...
Cryogenic process and application to ferrous alloy
Cryogenics or sub-zero treatment is the third parameter required to achieve maximum hardness in ferrous alloys.
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...
Tooth-by-Tooth Induction Hardening of Gears (and How To Avoid Some Common Problems)
Tooth-by-tooth induction hardening of gears is a complex process. Variations of any of kind may be sufficient to cause the process to run out...
Single-piece flow case hardening can be worked into in-line manufacturing
Case hardening by carburizing is the most common heat treatment in mass production, which relies on atmosphere or vacuum carburizing followed by oil or...
Carburizing and Nitriding Treatment Modeling
(Photo courtesy of Advanced Heat Treat Corp.)
Carburizing and nitriding treatments have the same goal: increase hardness on the surface while keeping the core ductility....
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...
Potential of nitrogen atomized alloy 625 in the powder bed fusion laser beam process
Powder-based metal additive manufacturing processes like powder bed fusion — laser beam use gas-atomized metal powders as feedstock material. Typically, for nickel-based alloys such...
Improved Materials and Enhanced Fatigue Resistance for Gear Components
For decades, the gear industry has addressed the challenge to produce high-performance components in a cost-effective manner. To meet design intent, vehicle transmission components...
Nonlinear electromagnetic acoustic testing method for tensile damage evaluation
This paper describes an approach for measuring material plasticity using contactless electromagnetic acoustic method. Harmonic generation from noncumulative fundamental longitudinal wave in specimen is...
Aerospace Forging Market: An Avenue of Opportunities
Forging is a manufacturing process that has come a long way in the last century. In simple terms, forging is a process of shaping...
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...
Principles of pyrometry
Regarding comprehension, on a scale of 1 to 10, AMS2750E is about a 12. Practically speaking, when an engineer, quality person, or operator picks...
Additive manufacturing and its road to industrial maturity
The American Gear Manufacturers Association’s (AGMA) Emerging Technologies Committee (ETC) recently organized a show floor tour of the Rapid + TCT Exhibition (Rapid). The...
