Miller Multimatic 255 - 10-10. Troubleshooting - Excessive Penetration; 10-11. Troubleshooting - Lack Of Penetration; 10-12. Troubleshooting - Incomplete Fusion

OM-278174 Page 66
10-4. Conditions That Affect Weld Bead Shape
Gun Angles and Weld Bead Profiles
4 5 6
4 5 6
10°
10°
7 8 9
1
2 3
Electrode Extensions (Stickout)
4 5 6
4 5 6
10°
10°
7 8 9
1
2 3
Fillet Weld Electrode Extensions (Stickout)
4 5 6
4 5 6
10
°
10
°
7 8 9
1
2 3
Gun Travel Speed
4 5 6
4 5 6
10°
10°
7 8 9
1
2 3
F
Weld bead shape depends on gun an-
gle, direction of travel, electrode exten-
sion (stickout), travel speed, thickness
of base metal, wire feed speed (weld
current), and voltage.
1 Push
2 Perpendicular
3 Drag
4 Short
5 Normal
6 Long
7 Slow
8 Normal
9 Fast