API 574 for API 570 Exam Questions and Answers 100% Pass

API 574 for API 570 Exam Questions and Answers 100% Pass API Recommended Practice 574, Inspection of Piping, Tubing Valves, and Fittings, does not cover: a. control valves. b. piping smaller than 2" NPS. c. tubing smaller than 1.5" diameter. d. fittings smaller than 2" NPS - Answer- A The refining industry generally uses what type piping for severe service? a. brass b. cast c. seamless d. longitudinal seam welded - Answer- C Piping made by rolling plates to size and welding the seams is larger than ______ inches outside diameter. a. 10 b. 16 c. 14 d. 12 - Answer- B Steel and alloy piping are manufactured to standard dimensions in nominal pipe sizes up to ______ inches. a. 24 b. 36 c. 48 d. 50 - Answer- C Steel and alloy piping are also manufactured to standard thicknesses designated as schedules in nominal pipe sizes up to _______ inches. a. 24 b. 36 c. 48 d. 50 - Answer- B The actual thickness of wrought piping may vary from its nominal thickness by a manufacturing under tolerance of as much as _________ percent. a. 12.5 b. 12.0 c. 10.0 d. 10.5 - Answer- A Cast piping has thickness tolerance of + ______ inch and - _______ inch. a. 1/16, 0 b. 1/16, 1/16 c. 1/32, 1/32 d. 3/64, 0 - Answer- A For all nominal pipe sizes of ______ inches and smaller, the size refers to the nominal inside diameter. a. 10 b. 12 c. 14 d. 16 - Answer- B Under tolerance of welded pipe often used in refinery service is ________ inch. a. 0.125 b. 0.050 c. 0.010 d. 0.005 - Answer- C