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12 Cards in this Set
- Front
- Back
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Why is MiG not an accurate term? |
Carbon dioxide is not inert |
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What metals are GMAW recommended for? |
Carbon and low alloy steels |
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What type of polarity does gmaw use? |
Dcep, aka reverse polarity |
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Basic modes of metal transfer for GMAW? |
Short circuit transfer,globular transfer,spray transfer,pulsed spray arc transfer, modified short circuit transfer |
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The name of the squeezing force created by a magnetic field built around the end of the electrode |
Pinch effect |
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How are mig guns and cables rated |
By their current carrying capacity |
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What positions can you use short circuit metal transfer? |
All positions |
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Major advantage of pulsed spray transfer? |
All position welds on thinner materials |
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Which mode of transfer is generally avoided |
Globular |
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What controls amperage on a CV machine |
Wire feed speed |
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Feed distances for push pull systems |
15m or more |
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Max recommended push distance |
4.5m |
