Case Study: Busch LLC and Vakuum-Harterei Petter GmbH
Vakuum-Härterei Petter GmbH (VHP) based in Quickborn, Germany, is a contract hardening facility that specializes in high-quality heat treatment under vacuum. The company has...
Premier Furnace Specialists Inc./BeaverMatic
Premier Furnace’s owner and president, Donald Selmi, founded the company in 1999 and first opened its doors for business in 2000. Selmi established Premier...
Heat Treating Education
In a recent paper by Janusz Kowalewski of Ipsen at the 3rd International Conference on Heat Treatment and Surface Engineering in Automotive Applications held...
Hybrid Forging: Advances in Open Die and Closed Die Forging
Today’s high-strength material users are increasingly obliged by everyday economic and competitive realities to seek alternatives to their current manufacturing processes. The reality that...
Single-Piece, High-Volume, and Low-Distortion Case Hardening of Gears
Global output of the automotive industry reached 86 million vehicles in 2014. Each vehicle is fitted with a transmission gearbox (see Figure 1). Ninety...
Detrimental Effects of Sulfur on Transverse Impact Properties in Steel Forgings
Anyone who has supplied or processed forgings for the power generation, oil and gas, or shipbuilding industries, among others, is familiar with Charpy impact...
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....
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...
Coupling CFD and Oil Quench Hardening Analysis of a Gear Component
Today, powertrain development is driven in the direction of weight reduction by replacing heavier components with low-cost or higher strength alloys for industries such...
Residual Stress Distribution in an Induction Hardened Gear
A vast majority of steel gears are heat treated in order to obtain the desirable properties of a final product such as a high...
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...
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...
Inductive Fixture Hardening and Tempering Process for Dimensionally Accurate Parts
Automobile manufacturers increasingly require components with greater accuracy for use in sophisticated applications. To meet these increased requirements, press hardening was developed, and there...
Nitrocarburizing Gears Using the ZeroFlow Method in Large-Volume Production
Retort-based nitriding and ferritic nitrocarburizing have been around a long time. Modern day challenges include providing known, repeatable hardness and surface case structures with...
Ion Nitriding of Ferrous and Titanium Alloys for Gear Applications
Thermochemical surface engineering is effective in improving the performance of various gears made of ferrous alloys . The cost of machining typical gears during...
Advanced Robotics Combined with Eddy Current Testing Offers Verification Methods for Heat-Treated Gears
Eddy current is a nondestructive testing technique proven for use in heat treatment and material structure verification. Modern multifrequency eddy current instruments can test...
Optimizing Case-Depth Uniformity in the Vacuum Carburizing Process
Over the past few decades, the vacuum carburizing process has been proven to produce superior part quality. In addition, the use of vacuum technology...
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...
A Time-Compressed Numerical Approach for Thermal Analysis of Preheating Process in Powder Metallurgy
Introduction
Recent developments have been made in the field of powder metallurgy of materials to obtain advanced properties as compared to conventional manufacturing of materials...
Stress Generation in an Axle Shaft during Induction Hardening
Introduction
Induction hardening of steel components offers a fast heating rate, high efficiency, and the ability to heat locally. Induction hardening is a highly nonlinear...
