Not sure in photo number one, that one looks a bit sketchy, but in number two the weld looks good to me, it just looks like the slag didn't get chipped off.
Take a chisel to em - see how much is slag.
2008 SE 4WD, Crew Cab, Long Bed; Leer 180 Cap, 2" Receiver hitch, Trailer wiring in bumper. Cooper 245/75/16 M&S (Winter). Cooper 265/75R16 ATP (Summer). Full set of Hefty skids, TJM Coilover w/HD spring, SPC upper control arms and 2" rear add a leaf plus 1" block. TJM extended travel rear shocks. Pyle backup camera wired to a Pioneer radio.