Remaining austenite, larger grain size
Dr. G. Dilintas
I&F Regional Technical Manager
Bureau Veritas Piraeus - Greece
Tel: +30 210 40 63 113/4
Fax: +30 210 40 63 118
"Girish Shejale" <gshejale@mjbi.com>
Sent by: materials-welding@googlegroups.com 08/03/2010 09:20
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What kind of microstructural transformations are expected here?
Regards,
Girish Shejale
- -----Original Message-----
From: materials-welding@googlegroups.com [mailto:materials-welding@googlegroups.com]On Behalf Of george.dilintas@gr.bureauveritas.com
Sent: Monday, March 08, 2010 10:26 AM
To: materials-welding
Subject: Re: [MW:4473] Why maximum PWHT temp shall be at least 20 °C less than tempering temp.
The pwht temperature must be lower than the lower transformation temperature in order to avoid microstructure alterations.
From: "Pradip Patil" [pradipp@godrej.com]
Sent: 08/03/2010 11:40 ZE5B
To: <materials-welding@googlegroups.com>
Subject: [MW:4472] Why maximum PWHT temp shall be at least 20°C less than tempering temp.
Dear Sir,
Why maximum PWHT temp for CS and Low alloy steel materials shall be at least 20°C less than tempering temp?
With Regards,
Pradip Patil.
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