3E351P Practice Test

Listed below are sample questions for 3E351P from our database. Register now to start taking tests for this AFSC! We have 329 questions currently in the database for this category.

The version of this CDC we have in the database is 1

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  • 1 . 16. (603) In a five-digit electrode, what does the fifth digit designate?
    Current type
  • 2 . 47. (410) What weld type has a triangular cross section when a tee joint is welded?
    Fillet
  • 3 . 51. (410) Which joint is not very strong and is used mainly to join sheet metal edges and weld reinforcing plates to I-beam flanges?
    Edge.
  • 4 . 49. (211) What is the purpose of a roof jack?
    Weatherproof the opening through which the stack passes.
  • 5 . 37. (407) When you are welding in the overhead position, where in the puddle does the molten metal tend to build up?
    Center.
  • 6 . 67. (414) Which method is the preferred way to remove rust, scale, and dirt before hard surfacing?
    Grinding or chipping
  • 7 . 77. (614) What color should a stainless steel joint have after welding?
    Dark bronze or light purple.
  • 8 . 59. (014) We use drive slips to join rectangular shaped ducts
    on the narrow side
  • 9 . 67. (015) To form a slip joint you must
    crimp one end of each duct piece.
  • 10 . 48. (211) What must you always consider when determining if you can use a single-wall stack?
    Radiated heat