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Home » Blogs » Industrial Heating Experts Speak Blog » Dan Kay - Brazing

Industrial Heating Experts Speak Blog
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Industrial Heating Blog
Learn from leading experts in the thermal processing industry. Read Industrial Heating’s Expert Speak blogs. Helpful and timely technical information from those who know.

Blog Topics

Dan Herring - Heat Treatment

David Pye - Metallurgy

Dan Kay - Brazing

Debbie Aliya - Failure Analysis

George Vander Voort - Metallography

Thomas Joseph - Intellectual Property

Omar Nashashibi – Government

Reed Miller – Thermal Processing

Recent Comments

Man Care

Brazing of 2205 Duplex Stainless Steel to 7020 & 5083 Aluminum alloy

grain boundary oxidization

Thanks to the Mike or Mikes!

Indeed, warned means armed. Although it is never...

Dan Kay - Brazing

Passivation vs. Pickling

Dan Kay
Dan Kay
June 10, 2013
No Comments

There is some confusion in the brazing industry regarding the correct use of the terms “passivation” and “pickling” when it comes to preparing metal surfaces for brazing.


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Dan Kay - Brazing

Passivation following copper brazing?

Dan Kay
Dan Kay
May 9, 2013
No Comments

Passivation of stainless steel components that have been brazed with a copper-based or silver-based brazing filler metal (BFM) should never be done after brazing has occurred.


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Dan Kay - Brazing

Vacuum Furnaces for Brazing Aluminum (part 3)

Dan Kay
Dan Kay
April 8, 2013
2 Comments

Let’s look more closely at the contamination issues presented by outgassing of aluminum brazing products.


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Dan Kay - Brazing

Vacuum Furnaces for Brazing Aluminum (part 2)

Dan Kay
Dan Kay
March 11, 2013
No Comments

It is interesting to see that some of these aluminum materials need to be brazed at temperatures that are only about 10-50°F (5-30°C) below the melting points of those base metals!


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Dan Kay - Brazing

Vacuum Furnaces for Brazing Aluminum (part 1)

Dan Kay
Dan Kay
February 4, 2013
No Comments

Aluminum brazing continues to grow. As it does, I receive questions from people asking me: "Can I use available furnace time in my high-temp aerospace vacuum furnace to do some aluminum brazing?"


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Dan Kay - Brazing

Argon can be lethal! (part 3)

Dan Kay
Dan Kay
December 3, 2012
No Comments

It’s never too late to be reminded of an important subject.


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Dan Kay - Brazing

Shelf Life, Expiration Dates for Brazing Paste

Dan Kay
Dan Kay
November 16, 2012
No Comments
People in the industry have asked me if I know of an industry standard dealing with the topic of brazing-paste shelf life or whether or not there is a particular rule of thumb that I could suggest to them about handling the issue of brazing-paste shelf life and expiration dates. 


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Dan Kay - Brazing

Copper Brazing of M-50 Tool Steel in Vacuum (part 1)

Dan Kay
Dan Kay
October 1, 2012
No Comments

Question:
We are brazing an M-50 tool steel with a copper paste in a vacuum furnace at about 2040+/-25˚F for 3-15 minutes. 


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Vertical Test Specimen for Furnace Brazing (part 3)

Dan Kay
Dan Kay
August 27, 2012
2 Comments
A question was recently received on a blog that we posted back in May of 2009. Our answer is posted here, and it is being called “part 3” because we are continuing the 2009 discussion.
Read More

Argon can be lethal! (part 2)

Dan Kay
Dan Kay
July 9, 2012
2 Comments
Deaths from argon inhalation happen far too frequently in the metals industry, and the main reason for it is lack of awareness.
Read More
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