Cwb welding b - Study guides, Class notes & Summaries

CWB Welding Inspector Level III Study Guide Which of the following metals has the highest thermal conductivity? (a) carbon steel (b) stainless steel (c) aluminum - ANSWER (c) The Ellingham diagram (a) is a plot of thermal conductivity against temperature, (b) shows the free energy of oxide formation against temperature. (c) shows the rate of oxidation of metals against temperature. - ANSWER ...

CWB 2 All Module Exams Latest Update with Verified Solutions A Plasma is: A) A gas made up of positive ions and free electrons B) A liquid used to reduce adherence of spatter C) The main component in an inverter power source D) Always present in an electrical circuit A) A gas made up of positive ions and free electrons To increase melting rate (burn-off rate) in the shielded metal arc welding (SMAW) process, which polarity should be used? A) DCEP B) ACEP C) DCEN D) ACEP C) DCEN Which ty...

CWB 2 All Module Exams A Plasma is: A) A gas made up of positive ions and free electrons B) A liquid used to reduce adherence of spatter C) The main component in an inverter power source D) Always present in an electrical circuit - A) A gas made up of positive ions and free electrons To increase melting rate (burn-off rate) in the shielded metal arc welding (SMAW) process, which polarity should be used? A) DCEP B) ACEP C) DCEN D) ACEP - C) DCEN Which type of welding power so...

CWB Welding B

CWB 1 QUESTIONS AND ANSWERS ALREADY PASSED 1. Which is not a recommended method for surface cleaning of a part for liquid penetrant examination? a) Cleaning with organic solvents. b) Blasting with shot or dull sand. c) Cleaning with de-greasers. d) Use of de-scaling solutions. e) Ultrasonic cleaning methods. b) Blasting with shot or dull sand. 2. Which of the following weld defects is most likely to be missed by radiography in a weld: a) Undercutting. b) Porosity. c) Slag inclusions. d...

CWB Level 2 Study Modules 4-5-6-7-8--22CWB Level 2 Study Modules 4-5-6-7-8--22CWB Level 2 Study Modules 4-5-6-7-8--22CWB Level 2 Study Modules 4-5-6-7-8--22 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 statem...

CWB QUESTIONS AND ANSWERS RATED A+ 1.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 2. 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) ...

CWB Level II Exam Questions and Answers Graded A What is the term used to describe the following condition of lost corrosion resistance? "When certain stainless steels are heated between 500-850° C, carbides form at the grain boundaries and cause a local depletion of chromium." (A) Oxidization (B) Increased toughness (C) Solution heat treatment (D) Sensitization - ️️ (D) Sensitization Note: Also known as "carbide precipitation" -- Chromium binds to carbides, and "sweats out" ...

CWB Welding Inspection Test Questions With 100% Correct Answers Latest Update Graded A+. Creating a safe working environment is strictly the responsibility of the employer? - Correct Answer-False, it the the joint responsibility of the employer and employee. WHMIS stands for: a) Workers Health Monitoring System b) Workplace Hazardous Materials Information System c) Workers for a Healthy Manufacturing Industry Society - Correct Answer-b) Workplace Hazardous Materials Information System Wh...

W47.1 Practice One Questions and Answers Rated A+ CSA Standard W47.1 provides the requirements that must be met and adhered to by a company seeking certification. True CSA Standard W47.1 provides the requirements that must be met and adhered to by a company seeking certification True Certification can be considered as an approval of the products fabricated by a certified company False What does Class refer to? F,H,V & O welding positions flat (F), horizontal (H), vertical (V), or overhead (O...