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10 Cards in this Set
- Front
- Back
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375 F to 500 F
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The filler metals used for soldering usually melt as a temperature range of:
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Lower than
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The melting point of the filler metal used for soldering or brazing must be ___________ the two metals that are being joined.
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Allways contains lead
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Which of the following is not a characteristic of the filler metal (solder) used for soldering?
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95% tin, 4% antimony
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The most commonly used solder for refrigeration tubing consists of:
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Indicate the temperature of the metal
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Which of the following is not a characteristic of both soldering and brazing fluxes?
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1,200 F to 1,550 F
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The filler metals used for brazing usually melt at a temperature range of:
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2,000 psig
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The oxygen cylinder used with oxyacetylene heating equipment contains oxygen stored at a pressure of about:
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15 psig
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When using oxyacetylene heating equipment for brazing, the acetylene regulator should never be adjusted to supply a pressure higher than:
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Neutral
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The _____________ flame is used for almost all brazing applications.
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Nitrogen
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To safely purge tubing while brazing, the tubing should be purged with:
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