Tuesday, January 3, 2012

[MW:13394] RE: 13363] Regarding Deletion of welding Process.

Please read ASME Section IX QW-200.4(a) 3rd paragraph - to whit:
"When following a WPS that has more than one welding process, filler
metal, or set of variables, each process, filler metal, or set of
variables may be used individually or in different combinations
provided: (1) the essential, nonessential and required supplementary
essential variables associated with the process, filler metal or set of
variables are applied (2) the base metal and deposited weld metal
thickness limits of QW-451.1 for each process, filler metal, or set of
variables are applied."

So as far as ScIX is concerned, you may use either SMAW or GTAW or you
may used combined SMAW and GTAW.

Shell may have a different opinion, you would have to read their
specification.

John A. Henning
Welding & Materials

-----Original Message-----
From: materials-welding@googlegroups.com
[mailto:materials-welding@googlegroups.com] On Behalf Of Madhu
Sent: Thursday, December 29, 2011 8:08 AM
To: Materials & Welding
Subject: [MW:13363] Regarding Deletion of welding Process.

Dear ALLExperts,

I badly need your help for Deletion welding
Process for Using fillet welding Structural.

I have Qualified W.P.S (GTAW-root/hot+SMAW -fill/
cap)for Piping welding as per SEC-IX
& its qualified for fillet in all dia/size/
thickness & diameter as per SEC-IX.
Can I use only SMAW process for Fillet welding In
structural or Only GTAW process can be used.

Or I have to Use both GTAW+SMAW process.

Kindly Enlighten me regarding this matter or any
code clause I have to follow ( ASME-B31.3 & Shell DEP Standard.)


Thanks & Regards

Madhusudan Rout.

&

Wishing All of you & Your Families A Healthy & Prosperous New Year.

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