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Up Topic American Welding Society Services / AWS Learning & Education / Titanium Welding
- - By AVance Date 02-01-2010 21:51
My shop is starting to get in to the titanium business, grades 2 & 12 so far. Since I am almost the only one that has welded it once before, I have become the "expert" by default.  I do know most of the general rules about backing gas, cleanliness, etc... however I am always unsure of color, mostly in the HAZ or farther out on the base. Does anyone know of a seminar or course or something that can provide some training when it comes to welding titanium and inspection? Color charts help somewhat but there are so many variations I am often unsure of what is good or bad.

Any suggestions would be most appreciated!!
Parent - By aevald (*****) Date 02-02-2010 03:12
Hello AVance, a starting place would be with Timet or Teledyne Wah Chang, I believe both of these companies have training availability and also lots of other resources. It is likely that Henry will be right at you with plenty of great info., he is the king of links and plenty of accurate information in this area. Stay tuned. Best regards, Allan
Parent - By ssbn727 (*****) Date 02-02-2010 04:52
Hi AVance!

First off, "WELDCOME TO THE WORLD'S GREATEST WELDING FORUM!!! :) :) :)"

Second, from what you describe as wanting to know a bit more with respect to Titanium, or "Ti..." These links should give you enough information to get you in the right direction so that you can have all you "Ducks in a row" so to speak. :)

http://www.millerwelds.com/resources/articles/TIG-gtaw-titanium-welding

This one is the design and fabrication manual from TIMET who just happen to be the world leader in Titanium production and expertise... The welding information you're looking for can be found in pages 29 to 38 in the .pdf document in this link:

http://www.timet.com/pdfs/ti-handbook.pdf

This link is Ed Craig's web site, and it takes you right to his link on welding Titanium... An excellent site for giving a visual chart to judge acceptable colors in Ti welds:

http://www.weldreality.com/Titanium%20Data.htm

Here is a very good visual page to show you what is acceptable color wise and also gives a tip on how to convert a basting cabinet into a welding chamber for Ti! ;)
Not as technical as the first two links but nonetheless, it's a good link that shows the differences in color, or the lack of color in successful Ti welds! ;)

http://www.weldingtipsandtricks.com/welding-titanium.html

Here is a workshop being given by the International Titanium Association:

http://www.titanium.org/Category.cfm?CategoryID=221

This course is being given by the Edison Welding Institute:

http://www.ewi.org/education/welding_training_detail.asp?IDStandardTraining=5

Finally, I'm just going to throw this in for your entertainment regarding hte next generation of fighting vehicles made of Ti Armour  and which I personally like the idea!!! :) :) :)

http://weldingdesign.com/processes/news/wdf_11146/

This is a .pdf on the microstructure of Titanium welds:

http://www.struers.com/resources/elements/12/38860/e-Structure%203_EN.pdf

I'll post more when I gather the links if you need more data, but I think you should have enough for now to decide whether or not you should go to one of the courses I listed above, or you should have enough reference material here to get you back to where you were when you were welding Ti previously. ;)

Respectfully,
Henry
Parent - By welderbrent (*****) Date 02-02-2010 14:11
Welcome to the AWS Welding Forum AVance.

Don't have anything to do with Titanium, but, no fear, Henry WILL take care of you.  Probably the best materials resource on here.

Have a Great Day,  Brent
Parent - By Milton Gravitt (***) Date 02-02-2010 20:17
Welcome to the forum AVance, AWS D17.1 2001 Table 6.1 page 30 has something about the discoloration of titanium. Hope this will help you.

                                              M.G.
Up Topic American Welding Society Services / AWS Learning & Education / Titanium Welding

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