I feel as tho its a competition now
i have a pic that may be of help and certainly dont mean to blow on ones own trumpet but i have a pic of a t fillet i did when i was about to do my coded , i feel this may show how the weld profile should sort of look
http://i1134.photobucket.com/albums/...r/IMG_0503.jpg
was done with a migatronic 545 i believe :P mmm beautiful machine!