Friday, May 11, 2012

[MW:14236] PL GIVE CLARIFICATION

Dear sir,
 
 
pl give clarification, Regarding WPS, My WPS is Galvanised coating pipe welded with electrode root 6010 & final 6013.while doing WPS coating was removed & wps was passed.
 
 
 
MY QUESTION
 
1Q.The same WPS using in fire fighting system,it is necessary to remove the galvanised coating on prodution side also?
 
2Q. If really want to remove the galvanised coating , what is the different ways of procedures to remove the galvanised coating on pipes?
 
3Q.If not necessary to remove the galvanised coating , pl suggest acceptance code for this issue?
 
 
regards,
 
ch.srinivasarao.
LARSEN & TOUBRO.
MUMBAI
 
 

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