CWB Study guides, Class notes & Summaries

CWB Level 1, Mod 4 - Welding Processes & High current, low voltage - correct answer Describe the current and voltage of a welding arc 30% arc heat at the electrode. 70% arc heat at the work. - correct answer What is the percentage of arc heat at the electrode and at the work when using the GTAW process with current set to DCEN? 15 degrees using a push technique - correct answer What travel angle and technique should be used with MCAW for a flat profile and good penetration? They are cla...

CWB Level 1

CWB 2024 EXAM 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. - ANSWER 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 cuttin...

CWB 1 Exam (2024/2025) (Verified Answers). 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. - Correct answer-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)...

CWB 1 Exam (2024/2025) (Verified Answers). 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. - Correct answer-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)...

CSA Standard W47.1-09 - CWB Welding Supervisor study guide WXE1.1 Does the CSA Standard W47.1 specify the requirements for a company seeking certification? - ANSWER Yes, This standard provides the requirements for the certification of companies engaged in the fusion welding of steel and the qualification of their personnel and welding procedures (Cl 1.1) Who is responsible for the welded products a company produces? - ANSWER...