Cwb module 16 Study guides, Class notes & Summaries

CWB Module 10 Questions and Answers Rated A+ Where do transverse cracks occur? (a) weld metal and base metal (b) weld metal only (c) base metal only (d) weld craters (a) weld metal and base metal Porosity may occur: (a) open to the surface of the weld only (b) in the heat-affected zone only (c) below the surface of the weld only (d) open to the surface and/or below the surface of weld (d) open to the surface and/or below the surface of weld Discontinuities are... (a) unwanted defects ...

CWB Module 4 Welding Processes Exam Questions with correct Answers What is E4918-X? - ️️ E=Electrode 49= tensile strength 1=position (1=all, 2=Horiz Fillet & Flat, 4=vert down) 8=coating type -X= optional improved toughness What are the three Coating Type Classes? - ️️ EXX10 & EXX11 = Cellulose EXX12, EXX13, EXX14 = Titania EXX15, EXX16, EXX18 = Basic What type of electrodes are prone to moisture absorption? - ️️ Basic What is E308-16? - ️️ E=Electrode 308=Alloy Type ...

MODULE 20, CWB: STRUCTURE and PROPERTIES of METALS EXAM QUESTIONS WITH VERIFIED ANSWERS 15. Fluxes or mixtures of compounds that do not mix with metals in the molten state are commonly used to shield weld metal. The composition of a flux depends on the metal for which it is being used, and usually designed to have a melting point -----------that of the metal. ly the same b. lower c. higher d. depends on the carbon content - Answer-15. answer B, sect 10.2 16.In welding Aluminium, the ma...

CWB Module 16 Questions with Correct Answers To ensure that calipers are accurate you would a) use a vernier b) calibrate them c) always take a reading to three decimal places - Answer-b) calibrate them 2. True or False? "Systematic errors can always be avoided by using a sufficiently precise measuring instrument." - Answer-False State one disadvantage of using a "go/no-go" type gauge for determining whether a product is within tolerance. - Answer-It does not give the actual measu...

CWB Module 16

CWB Module 16 rev 1