Re: [MW:14276] For dissimilar weld CS to SS (pipe)309 L for GTAW process for welding root purging required

good question my dear friend Yem Pee!  

 for all ss material the purging should ber required during welding, also upto 6mm root or 3 root the purging should be monitored,  keep he oxygen level is below .05% and for alloy steel .01%.

-- 
*T.SURESHKUMAR. B.E, M.B.A, NDT LEVE-II.,
QA/QC INSPECTOR (PIPING, WELDING,STRUCTURAL)
DODSAL ENGINEERING & CONSTRUCTION PTE LTD,
ABUDHABI,
UAE.
*
* 

On Tue, May 15, 2012 at 7:08 AM, mpk mpk <ranmi2007@gmail.com> wrote:

Dear Experts,

For dissimilar weld CS to SS (pipe)309 L for GTAW process for welding root purging required ?

Thank you

Yem Pee

--
To post to this group, send email to materials-welding@googlegroups.com
To unsubscribe from this group, send email to materials-welding+unsubscribe@googlegroups.com
For more options, visit this group's bolg at http://materials-welding.blogspot.com/
The views expressed/exchnaged in this group are members personel views and meant for educational purposes only, Users must take their own decisions w.r.t. applicable code/standard/contract documents.

*

--
To post to this group, send email to materials-welding@googlegroups.com
To unsubscribe from this group, send email to materials-welding+unsubscribe@googlegroups.com
For more options, visit this group's bolg at http://materials-welding.blogspot.com/
The views expressed/exchnaged in this group are members personel views and meant for educational purposes only, Users must take their own decisions w.r.t. applicable code/standard/contract documents.