TOPICS CALENDAR BUYER'S GUIDE MPMA

Hardness Testing

EVENT | 2026-05-18

Furnaces North America (FNA) 2026

FNA (Indianapolis) is produced by the Metal Treating Institute (MTI) with media partner Heat Treat Today. The heat treat-only trade show and technical conference includes the latest products and technologies on industrial furnaces and ovens, atmosphere generation and control, quenching systems and quenchants, induction heating equipment, vacuum furnaces and pumps, heat treat software and controls and more

INDUSTRY NEWS | 2022-04-26

Solar Atmospheres Retains SHARP Accreditation

Solar Atmospheres of Western PA (SAWPA) was recently awarded three years merit status for SHARP Accreditation. The Safety and Health Achievement Recognition Program (SHARP) is designed to recognize employees and employers for their effort in establishing and maintaining all elements of an effective safety and health program.

INDUSTRY NEWS | 2020-10-05

Buehler to Host Virtual Hardness Testing Event

Buehler, an ITW Company is hosting Wilson Hardness Days, November 4-5, 2020. This virtual educational program includes two half days of a...

GEAR TALK WITH CHUCK | 2020-09-30

Job Change Tales

Writers are often advised to “write about what you know.” My recent postings on recruitment, employee development, and fitting in was informed by almost fifty years in the gear trade at seven different shops and my consulting firm.

ASK THE EXPERT | 2020-01-01

Vickers vs. Knoop Hardness Testers for Measuring Case Depth in Carburized Parts

What are the pros and cons of using Vickers versus Knoop hardness testers for measuring case depth in carburized gears?

INDUSTRY NEWS | 2019-08-30

Starrett Expands Hardness Testing Line

The L.S. Starrett Co. has significantly expanded its line of Benchtop Hardness Testers, adding seven Rockwell systems, eight Vickers syst...

GEAR TALK WITH CHUCK | 2018-06-21

Gear Materials: More Inside Heat Treating Trivia

In our last bl...

GEAR TALK WITH CHUCK | 2018-06-20

Gear Materials: You Don’t Know What You Don’t Know

Before we leave our study of materials, I want to share a few thoughts on heat treating, lab tests, and hardness testing. When you start working wi...

INDUSTRY NEWS | 2018-02-16

Mitutoyo America HR-530 Rockwell Hardness Testers Features Unique Electronic Control and Inside Ring Hardness Testing

Mitutoyo America Corporation is pleased to announce the release of the latest Rockwell Hardness Testers in its HR-530 Series, including t...

TECHNICAL ARTICLES | 2018-01-01

Globalization's Effect Upon Gear Steel Quality

Background on the development of a high-speed, automatic hardness tester for gear steels.

GEAR TALK WITH CHUCK | 2014-10-16

Publish or Perish

[starbox] My very first posting in this space was a call for papers for the 2013 AGMA Fall Technical Meeting. I had just gotten home from Arlingto...

VOICES | 2014-09-01

Leading by Example - Remember When

In January of this year we at Gear Technology got hip to the fact-in un-hip, belated fashion - that we needed a Blog Site and someone to do the blogging. Lucky for us, we already had that someone right here - in plain sight. That someone was Charles D. Schultz, P.E.

INDUSTRY NEWS | 2013-05-01

Hardness Testing

This back-to-basics article describes the main methods used for hardness testing of gears: Rockwell, Brinell, Vickers and Knoop.

TECHNICAL ARTICLES | 1987-11-01

Computer Aided Design for Gear Shaper Cutters

Computer programs have been developed to completely design spur and helical gear shaper cutters starting from the specifications of the gear to be cut and the type of gear shaper to be used. The programs generate the working drawing of the cutter and, through the use of a precision plotter, generate enlarge scaled layouts of the gear as produced by the cutter and any other layouts needed for its manufacture.

TECHNICAL ARTICLES | 1987-09-01

Effects of Hob Quality and Resharpening Errors on Generating Accuracy

The modern day requirement for precision finished hobbed gears, coupled with the high accuracy characteristics of modern CNC hobbing machines, demands high tool accuracy.