[MW:24895] Re: ASME SEC IX...PWHT?

Hi All ;

As per the latest Edition of ASME B31.3 2014 all materials for PNo 1 are exempt from PWHT .I don't have a current copy but this is the link

http://www.eng-tips.com/viewthread.cfm?qid=381691

On Tuesday, 26 January 2010 17:33:23 UTC+8, Nandesh Kumar wrote:

Dear All,   For our LNG piping project, as per ASME SEC IX for a pipe 16 inch OD and Thk 21.44 mm PWHT is manadtory? We are welding root and hot pass TIG and others SMAW. Material is ASTM A333 .   Thaks in advance Nandesh Kumar A

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