Dear Ali
As per Design code ASME 31.3 , which is bible for we all pipers, it is not
required for the CS Pipe which is in question.
Regards,
Shashikant Teli
-----Original Message-----
From: <a href="/group/PipingDesign/post?postID=p6nNbjvQnauE4FpZimp6CNYjaG7g1eTYcM8N9-J_uF_L8MU7lfnYmkD1H42tBPHrWc14jU0f">LIEZWSC@adma.ae</a> [mailto:<a href="/group/PipingDesign/post?postID=p6nNbjvQnauE4FpZimp6CNYjaG7g1eTYcM8N9-J_uF_L8MU7lfnYmkD1H42tBPHrWc14jU0f">LIEZWSC@adma.ae</a>]
Sent: Thursday, November 13, 2003 5:08 PM
To: <a href="/group/PipingDesign/post?postID=yjJdV5fSYaCGxMBRmg4I3q3hr9-tbSZoNMRqJMwTVwYLo-MSsCoWHBA1MLvJacAMT6klLr4tIHXpdPYgdDeDyc9146Yk">PipingDesign@yahoogroups.com</a>
Subject: RE: [PipingDesign] stress relieving
I'm sure of the thickness. The original design code says it is stress releived.
Regards,
Ali
> -----Original Message-----
> From: Teli, Shashikant [SMTP:Shashikant.Teli@jacobs.com]
> Sent: Thursday, November 13, 2003 3:40 PM
> To: <a href="/group/PipingDesign/post?postID=yjJdV5fSYaCGxMBRmg4I3q3hr9-tbSZoNMRqJMwTVwYLo-MSsCoWHBA1MLvJacAMT6klLr4tIHXpdPYgdDeDyc9146Yk">PipingDesign@yahoogroups.com</a>
> Subject: RE: [PipingDesign] stress relieving
>
> As per ASME 31.3 Stress relieving is to be done for Carbon steel
> pipe if the pipe thickness is or more than 19mm. I wondor how 10"API 5L
> pipe
> has been stress relieved which is having 10 mm thickness. So please
> reconfirm the thickness.
> If it is 10mm CS Pipe then stress relieving is not required as per code.
> Refer table 331.1.1 of ASME 31.3
> Regards,
> Shashikant Teli.
>
> -----Original Message-----
> From: <a href="/group/PipingDesign/post?postID=p6nNbjvQnauE4FpZimp6CNYjaG7g1eTYcM8N9-J_uF_L8MU7lfnYmkD1H42tBPHrWc14jU0f">LIEZWSC@adma.ae</a> [mailto:<a href="/group/PipingDesign/post?postID=p6nNbjvQnauE4FpZimp6CNYjaG7g1eTYcM8N9-J_uF_L8MU7lfnYmkD1H42tBPHrWc14jU0f">LIEZWSC@adma.ae</a>]
> Sent: Thursday, November 13, 2003 3:01 PM
> To: <a href="/group/PipingDesign/post?postID=yjJdV5fSYaCGxMBRmg4I3q3hr9-tbSZoNMRqJMwTVwYLo-MSsCoWHBA1MLvJacAMT6klLr4tIHXpdPYgdDeDyc9146Yk">PipingDesign@yahoogroups.com</a>
> Subject: RE: [PipingDesign] stress relieving
>
>
> The line got wasted externally because it was attached to a support
> creating
> a crevice corrosion.
> Pipe is carbon steel API 5L, 10" diameter used for process gas, pressure
> 260
> psig and temp = 90 c.
> The affected area is 1" X 1"
>
> Regards,
> Ali
>
>
> > -----Original Message-----
> > From: Teli, Shashikant [SMTP:Shashikant.Teli@jacobs.com]
> > Sent: Thursday, November 13, 2003 12:22 PM
> > To: <a href="/group/PipingDesign/post?postID=yjJdV5fSYaCGxMBRmg4I3q3hr9-tbSZoNMRqJMwTVwYLo-MSsCoWHBA1MLvJacAMT6klLr4tIHXpdPYgdDeDyc9146Yk">PipingDesign@yahoogroups.com</a>
> > Subject: RE: [PipingDesign] stress relieving
> >
> > Dear Ali,
> > Can you please add more info,
> > What is material & size. Can you please explain what is 'The area is
> > 1" x 1"'
> > Thanks,
> > Shashikant Teli.
> >
> > -----Original Message-----
> > From: <a href="/group/PipingDesign/post?postID=p6nNbjvQnauE4FpZimp6CNYjaG7g1eTYcM8N9-J_uF_L8MU7lfnYmkD1H42tBPHrWc14jU0f">LIEZWSC@adma.ae</a> [mailto:<a href="/group/PipingDesign/post?postID=p6nNbjvQnauE4FpZimp6CNYjaG7g1eTYcM8N9-J_uF_L8MU7lfnYmkD1H42tBPHrWc14jU0f">LIEZWSC@adma.ae</a>]
> > Sent: Thursday, November 13, 2003 1:35 PM
> > To: <a href="/group/PipingDesign/post?postID=yjJdV5fSYaCGxMBRmg4I3q3hr9-tbSZoNMRqJMwTVwYLo-MSsCoWHBA1MLvJacAMT6klLr4tIHXpdPYgdDeDyc9146Yk">PipingDesign@yahoogroups.com</a>
> > Subject: [PipingDesign] stress relieving
> >
> >
> > Hi,
> >
> > We have a reduction of wall thickness for a pipe which originally is 10
> mm
> > and now is shows 3 mm, the pressure is 300 psig.
> > The area is 1"X1", the line is stress relieved while installation. Now
> > they
> > will make a weld repair (weld build up). the question does is require
> > stress
> > relieving after this repair ?
> >
> > Regards,
> > Ali
> >
> >
> >
> >
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