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More from Frank Armao
- From The Welder
Aluminum Workshop: Preweld cleaning - a friendly reminder
- By Frank Armao
- Nov 21, 2017
- Aluminum Welding
- Article
Aluminum welding is tough. Not cleaning your weldable surfaces area the right way only makes it tougher. Frank Armao reminds readers why preweld cleaning is important and which methods they should use to get the job done right.
- From The Welder
Aluminum Workshop: Choosing a filler alloy to weld QC-7 mold plate
- By Frank Armao
- Sep 21, 2017
- Aluminum Welding
- Article
Frank Armao shares some tricks for welding very thick aluminum used in molding applications.
- From The Welder
Aluminum Workshop: What Temperature Does Aluminum Melt?
- By Frank Armao
- Jul 31, 2017
- Aluminum Welding
- Article
At what temperature does aluminum melt? Our experts answer this question as well as what filler is right for the job. Learn about aluminum melting temps here.
- From The Welder
Aluminum Workshop: Welding anodized aluminum
- By Frank Armao
- May 18, 2017
- Aluminum Welding
- Article
There's a reason that welding anodized aluminum is a bad idea. Expert Frank Armao explains why It is very difficult to weld anodized aluminum.
- From The Welder
Aluminum Workshop: The truth about welding aluminum castings
- By Frank Armao
- Mar 23, 2017
- Aluminum Welding
- Article
Q: A group of friends and I were talking the other day. Some people said that all aluminum castings are weldable. Others took the extreme opposite position and said that aluminum castings usually aren’t weldable. What’s the truth? A: The short answer is that, yes, most aluminum castings are...
- From The Welder
Aluminum Workshop: Choosing a filler to repair 356.0-T6 casting
- By Frank Armao
- Jan 30, 2017
- Aluminum Welding
- Article
A reader wanting to make a repair to a 356.0-T6 aluminum cylinder gets Frank's advice on what filler metal to use.
- From The Welder
Aluminum Workshop: 6061-T6 cracking
- By Frank Armao
- Nov 30, 2016
- Aluminum Welding
- Article
Q: My company recently purchased a piece of equipment fabricated from 6061-T6 structural shapes. The welds do not seem to be very good and we have found several cracked welds. However, it is the weld shown in the photo that is puzzling. This weld shows a crack in the 6061 base metal about 2 in....
- From The Welder
Aluminum Workshop: Mg content in your aluminum 5XXX alloy
- By Frank Armao
- Sep 23, 2016
- Aluminum Welding
- Article
Learn why it is important to know the MG content in your aluminum 5XXX alloy to help prevent stress corrosion cracking and other potential weld problems.
- From The Welder
Aluminum Workshop: What are the advantages of AC in aluminum GMAW?
- By Frank Armao
- Jul 22, 2016
- Aluminum Welding
- Article
Q: Lately I have seen a few welding equipment manufacturers offering gas metal arc welding (GMAW) power sources that use alternating current (AC) instead of the direct-current electrode-positive (DCEP) current. Can you tell me what, if any, advantages there are to using AC instead of the more...
- From The Welder
Aluminum Workshop: The push-pull gun and its perks for GMAW
- By Frank Armao
- May 12, 2016
- Aluminum Welding
- Article
Learn the benefits of a push-pull gun for GMAW and why it shines in certain types of wire feeding. Find out more about push-pull guns here.
- From The Welder
Aluminum Workshop: What not to do when excessive contact tip burnback occurs
- By Frank Armao
- Mar 28, 2016
- Aluminum Welding
- Article
Editor’s Note: Part I appeared in the January/February 2016 issue of Practical Welding Today®.
- From The Welder
Aluminum Workshop: What not to do when excessive contact tip burnback occurs
- By Frank Armao
- Jan 29, 2016
- Aluminum Welding
- Article
Frank Armao explains why contact tips are important in the welding process and what you shouldn't do to remedy burnback problems.
- From The Welder
Aluminum Workshop: Fine-line lack of fusion and its causes
- By Frank Armao
- Nov 16, 2015
- Aluminum Welding
- Article
Q: I recently fabricated a large component from 1-in.-thick 5083 aluminum. The customer required it to be radiographed. His inspector failed one of the radiographs because of a lack of fusion (LOF) discontinuity. I looked at the radiograph and I can’t see any discontinuity. Could the inspector be...
- From The Welder
Aluminum Workshop: Defining porosity in aluminum welds
- By Frank Armao
- Sep 28, 2015
- Aluminum Welding
- Article
What is porosity in aluminum welds? Find out what causes it and what you can do to minimize the porosity when you are welding aluminum.
- From The Welder
Aluminum Workshop: The real deal when welding aluminum and steel
- By Frank Armao
- Jul 23, 2015
- Aluminum Welding
- Article
Rumor has it that fabricating aluminum and steel components in the same building can cause contamination in the aluminum. Is this true or is it just a myth? Frank Armao has the answer.
- Podcasting
- Podcast:
- The Fabricator Podcast
- Published:
- 04/16/2024
- Running Time:
- 63:29
In this episode of The Fabricator Podcast, Caleb Chamberlain, co-founder and CEO of OSH Cut, discusses his company’s...
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