Lean Heat Treatment for Distortion Control
Controlling distortion is of key importance during the case hardening process for the production of gear components. By effective control […]
Induction Gear Hardening: Part 2
This is the second installment of a two-part article on induction hardening of gears and gear-like components. Part 1 was […]
Advanced Thermal Processing for Enhanced Gear Tribology
Abstract Vast empirical knowledge accumulated over centuries, in conjunction with recent advances in the areas of material science, tribology, and […]
Impact of Surface Condition and Lubricant on Effective Gear Tooth Friction Coefficient
The impact of gear tooth surface roughness and advanced coatings on frictional losses in a gear mesh is of significant […]
Tribological Coating Wear and Durability Performance Guideline for Gear Applications
For decades, the performance of tribological coatings has been studied with the goal of developing practical surface treatments to enhance […]
Influence of Surface Finishing on the Load Capacity of Coated and Uncoated Spur Gears
In order to increase the power density of tribologically stressed drivetrain components, different approaches are being pursued in material and […]
Flame Hardening
Heat treating gears increases their durability and strength, and there are many heat treating options to suit different applications. To […]
A Comparison of Wrought Steel Gears and Surface – Densified Powder Metallurgy Gears
Automotive transmission gears are responsible for transmitting torque from the engine to the wheels. In the process of transferring torque, […]
High Temperature Vacuum Carburizing Drives Alloy Development
Vacuum carburizing (low pressure carburizing, or LPC) is a process used to impart hardness, wear resistance and increased fatigue life […]
Induction Hardening for Wind Turbine Bearing Rings
It seems nothing — not even a worldwide financial crisis — can stop the rise of wind energy. The 2008-12 […]
The Impact of Surface Condition and Lubricant on Gear Tooth Friction
The most exhaustive experimental study quantifying gear tooth friction is by Yoshizaki [1], in which spur gears with various geometries […]
A Study on Contact Fatigue Performance of Nitrided and TiN Coated Gears
The developing trend of gears focusing on high-speed, heavy-duty, lightweight, and small sizes makes hardness promotion of gear face through […]
Meeting the Challenges of Measuring Large Parts
Overall Equipment Layout Even though the measuring principles on very large equipment are the same or similar to small ones, […]
AlCrN-Based Hard Coatings on Modern Carbide Tools
According to a general rule of thumb, a significant reduction of costs in mechanical machining can only be achieved by […]
Comparative Corrosion Characteristics of Ground and Superfinished Gear Steels
The described effort was undertaken to assess the impact of the isotropic superfinishing (ISF®) process on the corrosion resistance of […]
Electric Furnaces Complement Heat Treat Requirements for Gears
Furnaces heated by electric elements routinely harden, anneal and stress relieve gears. Today’s heating elements operate at higher temperatures, last […]
