Longitudinal weld seam staggering _Section VIII Div 2 Reg.,

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kcrtechnical

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Feb 8, 2012, 7:34:01 AM2/8/12
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Dear Friends,
 
What is the Staggering distance between 2 Longseams of 50mm thick shells, as per Section VIII Div 2
 
Best regards
K C R

manpreet

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Feb 9, 2012, 10:25:08 PM2/9/12
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Hi,

Please find below general practice followed in Pipeline construction where you usually
encounter successive seam welded pipes, welded to each other:-

Seam Welds in pipe shall be separated between 60 and 120 degrees apart.


Regards
Manpreet Singh




On Thu, 09 Feb 2012 16:46:03 +0530 wrote
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prem nautiyal

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Feb 10, 2012, 12:43:48 PM2/10/12
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Hi
 
I could guide you on Div.1 as i am working on it.
If you refer ASME Sec.VIII Div.1, UW-9 - Design of welded joints, the distance between long seams is mentioned as:
Center line of long seams of two shells courses shall be staggered by at least 5 times the thickness of thicker plate. This may be reduced if T-Junction is radiographed 100mm length of each long seam.
Similarly you can refer Div.2
 
Regards
 
Prem Nautiyal

--- On Wed, 2/8/12, kcrtechnical <kcrtec...@gmail.com> wrote:
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