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Laabri

Lesson 8.9 Welding

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Last updated over 5 years ago
26 Nsɛmmisa
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Asemmisa {{asɛmmisaAhyɛnsode}}
1.

Arc Welding is the process that used the heat from an electric arc to join pieces of metal together

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2.

Safey and Health Risk for Arc and MIG Welding include Electric Shock, Burn, Fire, Breathing Hazards.

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3.

To help with Electric Shock, make sure everything is properly installed and way from water.

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4.

When Welding, you can wear synthetic clothing.

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5.

When welding, your hair can be down and you can wear sunglasses.

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6.

After finishing each weld, you should dip your work in water and be careful about the steam.

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7.

To make sure others are blinded, everyone should say "COVER" before starting to weld.

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8.

Make sure all of the ventilation systems are turned off before starting to weld.

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9.

Arc Welding is better know as Stick Welding

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10.

Shielded is the cloud of gases formed by the burning of the flux.

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11.

Slag is only found on a ARC weld.

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12.

When welding with a Arc Welder, it is easier to weld in the DC setting.

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13.

Before your welder will work, the ground clam must be attached.

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14.

Electrodes are made of 2 parts: Rod and Flux Covering.

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15.

To have a clean weld, you should Bevel the metal before welding a joint.

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16.

Striking is EASY. You can either use the scratch or tapping method.

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17.

While a stringer bead is simple, it takes time to master the straight forward movement.

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18.

Weave beads that move from side to side, allow you to fix issues along the way.

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19.

If your travel speed is too FAST, you will have narrow ripples.

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20.

If your amperage is too LOW, you will have Narrow and Built Up

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21.

If the Lenth of the Arc is too LONG, you will have Build Up and Poor Penetration.

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22.

The 4 types of joint welds you will need to make include Butt, Tee, Corner, and Lap.

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23.

MIG Welding is the process in which a continuous solid wire electrode is fed through a welding gun and into the weld pool, joining the two base materials together

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24.

When MIG Welding, it is best to use a Gas mixer of 75% argon and 25% carbon dioxide

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25.

When MIG Welding, just guess on the settings. Don't reference the chart.

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26.

When Overhead Welding, be sure to travel at a slow speed for the best weld.