[MW:32753] impact test difference in WPS & MTC

Dear Experts,

we have a qualified PQR & WPS with impact test @ -52°C , with use a specific filler wire batch.  In witch filler wire MTC; manufacture recommended the impact value @ -40°C.

Job's Impact requirement is -52°C.

shall I use the same specific batch Filler wire for the job?? (Y/N)

or required batch test qualification (all weld test )

Answer with code's justification.

 welding code ASME Sec-IX

code of construction ASME B31.3

Thanks & Regards

Sangramkeshari Routaray

MOB NO. +91-8249921885