Hi,
Your existing PQR used 2 process and now you want to use only on eprocess (GTAW). You should prepare another WPS from the same PQR.
On Sun, Mar 13, 2011 at 5:37 PM, nadakuditi kiran kumar <kinnu78@gmail.com> wrote:
dear experts,--
one of our client has approved a PQR qualified with the base metal is P5B to P5B.purging and Pre heat also done, having O.D.-4'',thickness 14mm,process for root,hot pas,filler pass1 with GTAW,remaining filler pass & final with SMAWmy question iswe have same material & pipe dia 5" dia pipe,6.55 thickness,with only GTAW process only.now i can use that WPS where SMAW is also there.or i have to prepare another WPS with same PQR.so please experts give valuable advicethanks & regards
have a good day
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--
suresh
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