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amitnagpal
Active Contributor

Join Date: Feb 2007
Location: Chandigarh, India
Posts: 20

Power Boilers and Accessories

02/23/2007 1:05 AM

Is there is any need for having stress relieving on super heater coils used in power boilers?

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 Amit Nagpal, CBL (India)
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Pathfinder Tags: Power Boilers
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dishah59
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India - Member - Gandhigiri

Join Date: Jan 2007
Posts: 13
#1

Re: Power Boilers and its accessories

02/23/2007 6:53 AM

Yes,

As per IBR it is required.
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amitnagpal
Active Contributor

Join Date: Feb 2007
Location: Chandigarh, India
Posts: 20
#2
In reply to #1

Re: Power Boilers and its accessories

02/23/2007 11:25 PM

Thanks for reply. But the problem comes when we move acc. to ASME. As in UCS-56 of ASME VIII Div1 or PW-39 of ASME Sec I (2004 Edition, add. 2006), there is not any kind of mandatory reqt. for giving SR to alloy steels (P4 & P5a) of thickness lesser than 6 mm.

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 Amit Nagpal, CBL (India)
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