asme Sec IX interpretation

[kanil]

Interpretation: IX-89-18
Subject: Section IX, QW-451.1
Date Issued: February 27, 1989
File: BC-88-474

Question: A 3/8 in. thick SA-240 plate is used as base metal in coupon preparation. Actual base metal coupon thickness is 0.413 in., which
complies with thickness tolerances outlined in SA-480. Is the range of base metal thickness qualified 1/16 in. to 3/4 in. inclusive?

Reply: Yes, provided 3/8 in. is recorded on the PQR.

[bunaya]

Interpretation: IX-2013
Subject: Section IX, QW-407.9
Date Issued: July 1, 2011

Question : According to WQ-407.9 for welding overlay SS on F22 material, we qualified with PWHT 14 hrs. on production welding is't possible to conduct PWHT with 6.8 hrs ? according to thickness is 12.5 inch. this a essential variable to change the PWHT time according to this code ?

[bunaya]

Interpretation: IX-2013
Subject: Section IX, QW-407.9
Date Issued: July 1, 2011

Question : According to WQ-407.9 for welding overlay SS on F22 material, we qualified with PWHT 14 hrs. on production welding is't possible to conduct PWHT with 6.8 hrs ? according to thickness is 12.5 inch. this a essential variable to change the PWHT time according to this code ?