FCAW process for U stamp vessel

[Chintan]

Kindly advice

in general major clients write in thier specs FCAW process not allowed in presure vessel & pressure pining joints

[Ramesh]

The FCAW restrictions  as below 

 

The FCAW Gas Shielded process shall not be used for the root pass on full penetration, groove joints that are welded from one side only without backing

 

The FCAW   self-shielded shall only be permitted prior approval through pWPS with full matrix of proposed testing

Thanks and Regards

Rameshkannan Devaraj

"What you have learned is a mere handful; What you haven't learned is the size of the world – Avvaiyar"

On Wed, Feb 12, 2020 at 9:23 AM Chintan <chin...@gmail.com> wrote:

Kindly advice

in general major clients write in thier specs FCAW process not allowed in presure vessel & pressure pining joints

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[SENTHILKUMAR SWAMINATHAN]

It'scorrect I have experienced Root LOF found all the way. Bcoz of high weld metal deposition rate Double V ideal case or Back gouging is required. 

Regards, 

S.SENTHILKUMAR 

Sent from Yahoo Mail on Android

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[Kannayeram Gnanapandithan]

No Restriction in using FCAW. Ref ASME SEC 8, Div 1, UW-27-Welding process

THANKS & BEST REGARDS,

KG.PANDITHAN, BE, IWE,  CSWIP 3.1,

ISO 9712 Level 2 in VT,

ASNT-Level II in PT,MT,RT & UT,

LA ISO 9001-2015,

International Welding Engineer. 

CONSULTANT-WELDING & QUALITY

Mobile no: +919940739349

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