[MW:13434] RE: 13413] Straight Face Requirement in Dished End..Reg.,

Hi

 

There is some specific requirements for Straight Flange in formed dish heads with respect to the

 

-       Thickness difference between shell and dish head (Thickness diff by more than 3mm or 1/4^th of thinner whichever is less, requires 1:3 transition, Ref UW-9 (c) and UW-13(b)(2)).

-       Type of attachment(Fig UW 13.1)

-       Side to pressure (UG-32 and UG-33)

 

Refer the following clauses UG-32 (l),(m), (n) and UG-33(i), and UW-13 for further details.

BR

M.Vijayan

 

From: materials-welding@googlegroups.com [mailto:materials-welding@googlegroups.com] On Behalf Of kcrtechnical
Sent: Thursday, January 05, 2012 11:38 AM
To: materials-welding@googlegroups.com
Subject: [MW:13413] Straight Face Requirement in Dished End..Reg.,

 

Dear Friends,

 

Is there any specific requirement specified any PV Codes regarding requirement of Straight Face in Dished Ends.

 

Best regards

K C R

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