Home made 15 x 10 with 5 on 4 1/2 b.c. and dog dish hubcaps.

Oh I am here.

Flange was and is not needed. It was turned off and center welded back to the wheel shell. Could also argue that that was more area to weld. Aka arc

Welded on the flange or spot welded to the flange and welded without the flange is like arguing with yourself in a mirror.

Wheels take 500 HP and 325/50/15 sticky tires, side stepping the clutch and dead hooking. Been many years of fun