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In an E7018 electrode, the (E) designates
C. Electrode
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What does the fourth digit (8) of a 7018 electrode indicate?
D. Polarity and type of Coating
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The effective length of a full size fillet weld shall not be less than :
C. 4 times the nominal size
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The building code for the city of LA specifies:
B. All of these
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When welding with direct current electrode positive, what is the destination of the electrons?
B. From the work piece, to the machine, back to the workpiece
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Which of the following electrodes has a low hydrogen covering?
B. E7018
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When welding in the vertical position, all passes shall be :
B. Uphill
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The flux coated electrode is used in which of the following processes:
D. Shielded metal arc welding (SMAW)
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In an L.A City approved shop, the welding shall be done by the operators certified by the department of
C. None of these
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The minimum depth of filling a plug weld in material 1" thick shall be:
C. 5/8
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All surfaces to be welded should always be free from
D. All of these
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The E6010 electrode will give better penetration than:
A. All of these
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Before welding the second side of a complete joint penetration groove weld, the root will have to be
D. All of the Above
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Which of the following electrodes should you whip or oscillate?
B. E6010
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Which of the following is the deepest penetrating electrode?
D. E6010
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For repairing defective welds, the maximum diameter electrode to use shall be ?
A. 1/8 "
B 5/16 "
C. 3/16 "
D. 5/32"
D. 5/32 "
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If the tensile strength of a single pass made with an E6010 is 60,000 P.S.I., what would the tensile strength of six passes be ?
C. both A&C
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Back up strips should be removed from welds?
C. optional
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The effective throat of a fillet weld shall be measured by?
B. The distance from the root to the face
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What does the 70XX designation on welding electrode indicate to the welder?
C. 70,000 P.S.I tensile strength
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Roots of groove or fillet welds may be backed by :
D. All of these
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Which chapter in AWS. D1.1 would a person find information on repairing and/or strengthening an existing structure?
C. Ch. 8
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Which of the following indicates the welding position for E71T-8?
D. 1
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What is the tensile strength of E8018?
C. 80,000 psi
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Which table in the D1.1 Code containse the information about preheats and inter pass temperature?
D. 3.2
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