Cwb module 9 - Study guides, Class notes & Summaries

CWB 2 Module 9 QuestionsDuring 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? - correct answer The Heat Affected Zone Not all the heat energy produced during welding will enter the plate as heat energy. What is this phenomenon known as? - correct answer The Efficiency With manual welding the technique will influence the energy input. Of the following techniques, which involves the higher energy input...

MODULE 20, CWB: STRUCTURE and PROPERTIES of METALS1 The electron can be shared between two atoms. - correct answer 1. COVALENT BOND, pg 6 2. In a welding arc a large number of ions are created, certain elements with low ionization potential can be added to facilitate establishing a stable arc, or plasma. Among all these elements which one is the most presence in many electrode coatings? a. Helium b. Oxygen c. Aluminum d. Potassium - correct answer 2. answer D, table 3.1 3. An atom in t...

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...

CWB Level 2 Welding Inspection Exam Questions With 100% Correct Answers Latest Update 2024 (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 Informat...

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 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 Level 2 MODULE 7 RESIDUAL STRESS & DISTORTION ALREADY PASSED 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 warping. Define Ductility? Capability of being easily molded or shaped Define Expansion? Enlargement or increase. Increase in the dimension ...

CWB Module 9