5. gun movement during welding, 6. poor weld bead characteristics, 7. good weld bead characteristics – Miller Electric M-10 Gun User Manual

Page 42

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OM-1330 Page 38

8-5.

Gun Movement During Welding

Normally, a single stringer bead is satisfactory for most narrow groove weld joints;
however, for wide groove weld joints or bridging across gaps, a weave bead or
multiple stringer beads works better.

NOTE

1

Stringer Bead − Steady

Movement Along Seam

2

Weave Bead − Side To Side

Movement Along Seam

3

Weave Patterns

Use weave patterns to cover a wide

area in one pass of the electrode.

S-0054-A

3

1

2

8-6.

Poor Weld Bead Characteristics

1

Large Spatter Deposits

2

Rough, Uneven Bead

3

Slight Crater During Welding

4

Bad Overlap

5

Poor Penetration

5

4

2

3

1

S-0053-A

8-7.

Good Weld Bead Characteristics

1

Fine Spatter

2

Uniform Bead

3

Moderate Crater During

Welding

Weld a new bead or layer for each

1/8 in (3.2 mm) thickness in metals

being welded.
4

No Overlap

5

Good Penetration into Base

Metal

S-0052-B

2

3

1

4

5

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