API 653 - Section 577 QUESTIONS AND ANSWERS 2024

API 653 - Section 577 QUESTIONS AND ANSWERS 2024 What are the weldment requirements tasks prior to welding? - ANSWERS Review drawings, codes, standards. Review weld requirements, procedures, NDE info, welding equipment, etc (4.2.2) What are the materials requirements tasks prior to welding? - ANSWERS Ensure all material is identified: filler metal, base material, if required perform PMI (4.2.7) What are the quality assurance tasks during welding? - ANSWERS Establish a quality assurance and quality control umberlla with the welding organization (4.3.1) What are the appearance and finish tasks upon completion of welding? - ANSWERS Those that assure dinal weld quality before placing the weldment in service (4.4.1) Name two of NDE personnel qualifications specified in ASME Section V, art 1? - ANSWERS ASNT SNT-TC-1A, ANSI/ASNT CP-189. Those references give the amployer guidelines or standards (4.6) What are the six referenced welding processes mentioned in API 577? - ANSWERS Shielded metal arc welding (SMAW) Gas tungsten arc welding (GTAW) Gas metal arc welding (GMAW) Flux cored arc welding (FCAW) Submerged arc welding (SAW) Stud arc welding (SW) (5) What are the advantages and limitations of the SMAW welding process? - ANSWERS Advantages a. Equipment is relatively simple, inexpensive, and portable. b. Process can be used in areas of limited access. c. Process is less sensitive to wind and draft than other welding processes. d. Process is suitable for most of the commonly used metals and alloys. Limitations a. Deposition rates are lower than for other processes such as GMAW. b. Slag usually must be removed at stops and starts, and before depositing a weld bead adjacent to or onto a previously deposited weld bead. (5.2.2 and 5.2.3) What are the three filler metal transfer modes in the GMAW welding process? - ANSWERS Short Circuiting Transfer (GMAW-S), Globular Transfer, Spray Transfer (5.4.1, 5.4.2.2 and 5.4.3) What are at least six of essential variables that must be shown on the WPS? - ANSWERS a. Process. b. Base metal. c. Filler metal (and/or flux). d. Welding current. e. Welding position. f. Shielding gas, if used. g. Preparation of base metal. h. Fitting and alignment. i. Backside of joint. j. Peening. k. Preheat. l. Post-weld heat treatment. m. Welding technique. (6.2.1) What are four tests that can be found on the PQR? - ANSWERS Tension test, guided bend test, notch toughness test, hardness(6.3) What are the three steps used when reviewing a WPS/PQR? - ANSWERS Verify WPS meets Section IX, Verify PQR meets Section IX, Confirm PQR essential variables support range on WPS (6.4) Where are the AWS classifications found in ASME Section IX? - ANSWERS Table W432 (7.4) The A-number applies to which type of filler metals? - ANSWERS Steel and steel alloys (7.5) Where can ASME guidelines be found for the storage and handling of filler metals? - ANSWERS In the AWS A5.XX of filler metal specs (7.7) Direct visial examination is conducted when access is sufficient to place the eye within? - ANSWERS 6"-24", no less than 30deg. (9.3.1) Name the 5 mechanical aids to visual examination? - ANSWERS Steel ruler, vernier scale, combination square set, thickness gauge, levels.(9.3.2.2) For added sensitivity using MT which technique is recommended? - ANSWERS Wet fluorescent magnetic particle (WFMT) (9.4.1) What are four of the requirements that apply to the PT method? - ANSWERS a. Inspection is to be performed in accordance with a procedure (as specified by the referencing code section). b. Type of penetrant materials