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Comprehensive Canadian Welding Bureau(CWB) Questions and Answers Bundle $21.79   Add to cart

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Comprehensive Canadian Welding Bureau(CWB) Questions and Answers Bundle

This Comprehensive resource is your ultimate guide to understanding various aspects of welding in accordance to CWB standards. It contains commonly asked questions and answers covering topics such as welding procedures.

12 items

CWB Level 2 Closed Book Practice Questions and Answers

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Which of the following refers to a welder test where a pipe assembly is placed vertically and the joint welded in the horizontal position without rotating the assembly? a) 1G b) 2G c) 3G d) 5G e) 6G b) 2G

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CWB Level II Key Points Review Questions and Answers

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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 t...

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CWB Level II Review Questions and Answers

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On a radiograph, undercut appears as a _________ line. (A) light (B) dark (B) dark What is the Canadian Standard for safety in welding? CSA W117.2 What is the typical three-phase input voltage in most Canadian welding shops? 600V True or False: The cable from the workpiece back to the w...

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CWB Level 2 Study Modules with 470+ Questions and Answers

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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? Heat Affect Zone (HAZ) In parallel electrical circuits, the voltage across each resistor is the same since each path is connected to the same voltag...

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CWB Level 2 Study Questions with Detailed Answers

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What is the description of damage of a brittle fracture? Sudden rapid fracture under stress (residual or applied) where material exhibits little or no evidence of ductility or plastic deformation What type of Steel are of primary concern with brittle fractures? Carbon and low alloy steels. 40...

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CWB Level 2 All Module Exams Questions and Answers

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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-of...

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CWB Level 2 Module 22 Questions and Answers

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Complete the following: A) Chromium stabilizes the _______ form of iron. B) Nickel stabilizes the _______ form of iron A) BCC B) FCC If a straight chromium steel of 18% Cr and < 0.1% C is heated to 1,000°C will it transform to austenite or remain as ferrite? Remain as ferrite What is ...

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CWB Level 2 Module 7 Residual Stress and Distortion Questions and Answers

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Define Compression ? To reduce in volume, or the state of being compressed. To force together or into less space Define Contraction? To become reduced in size. To pull together, shrink or wrinkle. Define Distortion? The act of distorting. A physical change in shape by bending, twisting or warp...

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CWB Level 2- Study Guide Intro to Welding Metallurgy of Steel| Questions and Answers

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Increased oxygen content of a weld is likely to: A) increase the upper shelf Charpy energy B) lower the upper shelf of the Charpy energy C) have no effect on the carbon equivalent D) produce HICC at temperatures above 150°CB On a thin plate the cooling rate is more sensitive to heat input an...

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CWB Level 2 Metallurgy Review Questions and Answers

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Alloys are mixtures of a metal with: both metals and non-metals Which of the following is not involved in the steel making process? nitrogen furnace Which of the following is not a class of steel produced from pig iron? semi-rimmed steel When a plate is made, most of the rolling will usuall...

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CWB Module 4 Welding Processes and Equipment Review Questions and Answers

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Active Flux significantly influence the weld puddle - add manganese, silicon, chromium to weld metal - typically bonded type flux Arc Blow The deflection of an arc from its normal path due to magnetic forces. Autogeneous Weld A fusion Weld made without filler metal Duty Cycle The time dur...

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CWB Level 1 114 Review Questions and 100% Correct Answers

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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 d...

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