Heat Treat Consultant Heat Treating Consulting
The Heat Treat Docotor Heat Treat Consultant Heat Treating Consulting
The Herring Group, Inc. Heat Treat Consultant Heat Treating Consulting The Heat Treat Doctor.com
Products & Services Heat Treat Hints Technical Library About Us Contact Home
The Herring Group, Inc. Heat Treat Consultant Heat Treating Consulting The Heat Treat Doctor.com

Heat Treat Consulting Services

 
   
 
Heat Treating Education/Training
 
Heat Treat Technical Services
 
Heat Treating Field Support Services
 
Heat Treating Marketing Services
 

 


The Herring Group, Inc. Heat Treat Consultant Heat Treating Consulting The Heat Treat Doctor.com

Heat Treating Hintssm
© 1995-2009
The Herring Group, Inc.

Heat Treating Hintssm is one of our ways of sharing knowledge with the Industry we love. This is a changing series of technical articles which will be updated every month, and is designed to inform and educate. We cover a wide range of subjects extracted from our vast library of technical knowledge.

“The Heat Treat Doctor” presents…

 

Toughness Revisited

This article continues a discussion on Toughness focusing on the influence of alloying elements,Toughness Revisited microstructure, heat treatment, embrittlement phenomena and service conditions. The contributions of individual elements that have a favorable influence on mechanical properties are reviewed in some detail.
Download the Adobe PDF to learn more.


Carbonitriding of Fasteners

Carbonitriding is an excellent choice for low-carbon fastener materials that required a uniform,Carbonitriding of Fasteners but shallow case depth with good wear properties. This article covers a broad cross section of steels including 10xx, 11xx, 12xx, 13xx, 15xx, 40xx, 41xx, 46xx, 51xx, 61xx, 86xx, and 87xx series. Also discussed are nitrogen additions to the case and temper resistance manifesting itself in improved wear resistance.
Download the Adobe PDF to learn more.


Oil Quenching in Vacuum Furnaces

Oil quenching has been used to achieve consistent and repeatable mechanical and metallurgicalVacuum Oil Quenching Technology properties in a wide range of component shapes and sizes. This article considers factors such as economics/cost, performance, management of distortion, variability and environmental issues.
Download the Adobe PDF to learn more.


Flowmeter Basics

This article asks and then answers a number of questions about flow measuring devicesFlowmeter Basics such as: what is a flowmeter?, what types of flowmeters are in use in the heat treatment industry?, what are the features and advantages of the most common flowmeter types?, is it easier to control a gas or a liquid?, what is the accuracy range of a gas flowmeter?, show flowmeters be recalibrated?, what affects gas measurement?, should maintenance be performed on flowmeters?, and how can you be in control, stay in control, operate safely and keep the cost as low as possible.
Download the Adobe PDF to learn more.


Generic and practical information is presented on this Website and in these downloadable files.  It is not intended to replace or supplement federal, state, and local codes, government standards, insurance requirements, company policies and procedures, or common sense. In addition, all equipment manufacturers’ instructions and operating and maintenance manuals should always be thoroughly read and followed. Further, personnel training should be provided unequivocally to everyone who will be associated with operating such equipment. It is the responsibility of the individual downloading this information to pass along these and other warnings as appropriate prior to the use of the material. The Limit of Liability Statement found elsewhere on this Website applies to this information.

Click here if you need the free Acrobat Reader

Daniel H. Herring - The Heat Treat Doctor

ILLINOIS INSTITUTE OF TECHNOLOGY

Associate Research Professor


Monthly Columnist
Download our Heat Treating Capabilities Brochure

Contact Us for an initial consultation and to discuss your Heat Treating and Sintering needs.
The HERRING GROUP, Inc.
P.O. Box 884
Elmhurst, IL 60126
Tel: 630.834.3017
Fax: 630.834.3117
Cell: 630.640.9048
Daniel H. Herring
“The Heat Treat Doctor”
dherring@heat-treat-doctor.com