January 2012
Happy New Year!
Quiz of the Month
| Electrode Selection |
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1. Under the American Welding Society electrode classification |
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- The letter E indicates that the numerals following identify characteristics of filler metal for arc welding.
- The letter E indicates extra strength.
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2. When the number contains 5 digits (for example E11016) |
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- It is because the tensile strength of the electrode metal is 100,000 psi or over, therefore three digits are needed instead of two.
- The electrodes with 5 digit numbers have more items to be identified.
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| 3. The tensile strength of an E6012 electrode is |
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- 600 psi.
- 60,000 psi.
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| 4. The tensile strength of E11018 electrode is |
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- 11,018 psi.
- 110,000 psi.
- 1018 psi.
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| 5. A one inch square (one square inch) of steel with a tensile strength of 60,000 psi will hold a load of at least |
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- 6,000 lbs.
- 60,000 lbs.
- 600 lbs.
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Quiz Answers
