Please refer below WPS and PQR details.
PQR Details - Base Metal - ASTM A106 Gr.B To ASTM A106 Gr.B. ( P No - 1 Gr.No - 1 To P No - 1 Gr.No - 1 ).
Process - GTAW + SMAW ( GTAW - 4.8 mm + SMAW - 13.46 mm)
Thickness of the Coupon -18.26 mm, Dia - 6"
With PWHT - 638°C ,time 72 min.
No Impact tested.
DESIGN TEMP. / MDMT (°C) -290 / 5 .
WPS Details - Base Metal - ASTM A106 / A516 Gr.B / Gr.70 To ASTM A106 / A516 Gr.B / Gr.70 . ( P No - 1 Gr.No - 1/2 To P No - 1 Gr.No - 1/2 ).
Process - GTAW + SMAW ( GTAW - 9.6 mm + SMAW - 15.4 mm).
SFA No- GTAW - 5.18 and for SMAW - 5.1.
AWS No - GTAW - ER70S-3 and SMAW - E7018-1H4R.
Pre heat - less than 12.7 mm -10°C and less than 25 mm 75°C.
Inter pass Temp. -315°C.
PWHT - 620°C, Holding time 1 hr thk +1 hour min.
According to above details help me to review, as per ASME Section VIII for Boiler and Pressure Vessel Code.
And I need your suggestion what are the essentials requirements according ASME Sec.VIII. And what are the important things i have to check.
Please suggested me with clause reference.
Please send me your valuable suggestions, it's Supports me lot.
Thanks and Regards
Kiran
https://materials-welding.blogspot.com/
https://www.linkedin.com/groups/122787
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