Welding Horizontal Beads And Butt Joints - Miller Shielded Metal Arc Welding Manuallines

3-14. Welding Horizontal Beads And Butt Joints

Single Pass Bead Weld
Direction Of Welding
Single Pass Horizontal
Butt Joint Weld Or First
Pass Of Multi-Layer Deposit
Direction Of
Welding
Tilt Electrode 15° In
Direction Of Travel
Make First Weld Pass (Root Pass).
Direction Of
Welding
Make Third Weld Pass.
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Tilt Electrode 15°
Toward Direction
Of Welding.
90°
15°
2
Bevel Material If Necessary (See Section 3-11).
90°
45°
90°
1
30°
30°
Direction Of
Welding
Make Second Weld Pass.
.
When welding horizontally,
gravity may distort the mol-
ten metal.
.
This technique is not
suitable for all electrodes.
1 Electrode
2 Backing Strip
Bevel edges if warranted by ma-
terial thickness (see Section
3-11). Tack weld a backing strip
to the plates to make the first
weld pass (root pass) easier.
30°
Completed Weld.
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