Weld - Study guides, Class notes & Summaries

CSA Standard W59 covers the welding requirements for what type of steel construction? The welding requirements of CSA Standard W59 can be applied to carbon and low-alloy welded steel What types of structures are covered in CSA Standard W59? CSA Standard W59 covers statically- and cyclically-loaded (repetitive loading) structures. What is a low-hydrogen electrode? A low-hydrogen electrode is an electrode that deposits weld metal with a specified maximum limit of diffusible hydrogen. What ar...

1. What can cause stress risers? a. punch marks b. corrosion grooves c. corrosion pits d. all of the above - Answer- D 2. When a metal (or alloy) cools from a liquid to a solid state, the lack of molten metal to feed the shrinkage will lead to: a. pipes, voids and cavities b. sponge like appearance and hot tears c. none of the above d. both a and b - Answer- D 2. Which of the following is not a cause of undercutting? a. excessive amperage b. excessive travel speed c. exces...

CWB Level 1 Exam Prep (Latest 2024 / 2024 Update) Questions and Verified Answers | 100% Correct | Grade A Q: Why must European drawings be studied carefully before fabricating parts? Answer: The drawings may employ the use of first angle projection Q: How many principal views are there in an orthographic projection? Answer: 6 Q: What is the angle of inclination most commonly used on an isometric drawing? Answer: 45degree Q: Which lines appear thicker on an engineering drawing? Answer: object lin...

During arc welding there is a zone adjacent to the weld metal that reaches high temperatures but does not melt. What is the name of this region? ANSWER-Heat Affect Zone (HAZ) In parallel electrical circuits, the voltage across each resistor is the same since each path is connected to the same voltage source. Select the correct statement. A. in each parallel path the resistance must be equalized to create equal voltage. B. the current flowing in each parallel path must be the same as the vo...

To measure the strength of a welded joint what mechanical test would you prescribe? a) A transverse weld tension test. b) A charpy test. c) A CTOD test. d) An all weld metal tension test. e) A side bend test. - correct answer a) A transverse weld tension test. Select the cutting process that would provide the narrowest heat affected zone when cutting 12.5 mm (0.5 in) thick carbon steel. a) Oxy-acetylene cutting. b) Air-carbon arc cutting. c) Oxy-propane cutting. d) Plasma ...

CWB Welding - Chapter 4 (Metallurgy and Material Specification) questions with correct answers 2024 Alloy steels are typically used for: - ANSWER-Tools and gears. Engineering materials are classified as metals and: - ANSWER-Non-metals. Which of the following elements is used as an alloying element in steel and provides corrosion resistance? - ANSWER-Nickel. True or False? Alloys are mixtures of metal with other metals or non-metals. - ANSWER-True. What is the purpose of ...

CWB Level 2 Closed Book Questions and Answers 100% Correct CWB Level 2 Closed Book Questions and Answers 100% Correct CWB Level 2 Closed Book Questions and Answers 100% Correct To measure the strength of a welded joint what mechanical test would you prescribe? a) A transverse weld tension test. b) A charpy test. c) A CTOD test. d) An all weld metal tension test. e) A side bend test. - ANSWER-a) A transverse weld tension test. Select the cutting process that would provide the...