Sorry, this made me laugh. I always tell one of the welders at work that welding is just gluing metal. I like to aggravate him because he takes welding very seriously.
Unfortunately I do not know the answer to you question. I would say that you need to be careful when selecting a grade for the repair. Regardless of compatibility you need to select a grade with a similar flexibility.
2018 F-250 6.7L Crew Cab 4x4
2013 Dodge Charge R/T Daily Driver/Beater - All original 208K miles and counting
Sold - 04 Marauder, Silver, Dark Interior, Factory Sunroof.
Z-Tune, JLT CAI, Z&M Control Arms, KYB Shocks, BC4E Dead Pedal, Pro Guard, Sparta Watts links, R1 Slotted Front Rotors, Braided SS Brake Lines, Automatic Traction Control "Turner-Offer".
4.10 FRPP gears awaiting install (on extended hold).