Weld metal - Study guides, Class notes & Summaries

CWB Welding Inspector Level 3 Exam Prep (Latest 2023/ 2024 Update) Questions and Verified Answers| All Modules Covered| 100% Correct| Grade A Q: Fluxes that can dissolve the oxides on Al are ............ Answer: Halide compounds ( Fluorine, chlorine, Bromine etc.) Q: Chlorine gas from a Chloride flux in presence of an arc can create poisonous gas called .......... Answer: Phosgene (COCL2) or Mustard gas produced by the reaction of chlorine and carbon monoxide in the prese...

What does GMAW stand for - Answer-Gas Metal Arc Welding GMAW is generally done with what polarity? - Answer-Direct current electrode positive (DC+) What type of power source is generally used for GMAW welding - Answer-Constant Voltage What does E stand for in ER70S-6 - Answer-electrode What does "70" stand for in ER70S-3? - Answer-tensile strength What mode of metal transfer allows for only flat/horizontal position GMAW welding - Answer-Spray What gas mixture is generally associated with s...

CWB Welding Inspector Level 3 Exam Prep (Latest 2024 / 2025 Update) Questions and Verified Answers | All Modules Covered | 100% Correct | Grade A Q: Fluxes that can dissolve the oxides on Al are ............ Answer: Halide compounds ( Fluorine, chlorine, Bromine etc.) Q: Chlorine gas from a Chloride flux in presence of an arc can create poisonous gas called .......... Answer: Phosgene (COCL2) or Mustard gas produced by the reaction of chlorine and carbon monoxide in the presence of intense light...

CWB Welding Inspector Level 1 Exam (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A Q: From the welding problems identified below which one of the five does not fit the pattern established by the other four? a) Insufficient throat. b) Incorrect bevel angle. c) Loss of shielding gas. d) Improper fit up. e) Use of wrong consumable. Answer: a) Insufficient throat. Q: A 10 mm fillet weld has a nominal: a) Throat dimension of 10 mm. b) Area of ...

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. - 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 arc cutting. e) Laser beam...

CWB Level 1 Exam Prep (Latest 2023/ 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 engineeri...

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...

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...

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...