Since this joint may be considered as single bevel groove weld joint (CJP) and considering your WPS/PQR is qualified max. up to 40 mm base metal thk. with similar thickness abutting joint, please read bold letters remarks below.
ASME Section IX. QW-202.4 Dissimilar Base Metal Thicknesses.
WPS qualified on groove welds shall be applicable for production welds between dissimilar base metal thicknesses provided:
(1) For P-No. 8, P-No. 41, P-No. 42, P-No. 43, PNo.44, P-No. 45, P-No. 46, P-No. 49, P-No. 51, P-No.52, P-No. 53, P-No. 61, and P-No. 62 metal, there shall be no limitation on the maximum thickness of the thicker production member in joints of similar P-Number materials provided qualification was made on base metal having a thickness of 1⁄4 in. (6 mm) or greater.
Remark 1: If your both joining material P Nos. are same & are one of the above mentioned P Nos. then the said joint is accepted.
Remark 2: If one of your production joint material P No. is other then of the above mentioned P Nos. then the said joint is not accepted.
Remark 3: If both the joining materials are having different P nos. then the said joint is not accepted.
Thanks & Regards
Hiren Sevak
On Mon, Sep 10, 2012 at 6:15 PM, Tariq Hussain <tariqhussain632@gmail.com> wrote:
Dear All,Please advise whether A WPS qualified per ASME Sec IX. with PQR Thickness 20mm, can be used for below Joint as shown below, with dissimilar thickness of 92mm and 30mm? As shown in below figure.Kindly Give Sec, IX clasue reference if possible.
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