Friday, March 13, 2009

[MW:1761] Re: Heat input during welding

You are right for its all so mentioned in ASME sec-IX


 
2009/3/13 Ayhan GEDUK <aygedik@yahoo.com>
Dear Akasy
There are a lot of project specification is different, but normally 10% of deviation from approved PQR but some of teh client spec. asking for max. 15%.
Regards,

Ayhan GEDUK

--- On Wed, 11/3/09, Ali Asghari <asghariali@rocketmail.com> wrote:

From: Ali Asghari <asghariali@rocketmail.com>
Subject: [MW:1756] Re: Heat input during welding Date: Wednesday, 11 March, 2009, 6:31 AM

seperate from qualified range,the heat input depends to current & voltage.therefore in gmaw transfer mode change.e.g from spray to short circuit or vice versa,affect on deposition rate & depth of penetration.


From: sandy kumar <sandy001987@gmail.com>
To: materials-welding@googlegroups.com
Sent: Sunday, March 8, 2009 12:17:51 PM
Subject: [MW:1721] Heat input during welding

In GMAW what is the effect of heat input on weld? How much variation in hezt input is allowed above thw WPS qualifiedrange.
Please tell me
Akashy



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