Cwb level 3 - Study guides, Class notes & Summaries

The maximum solubility of carbon in a iron is: (a) 2%. (b) 0.002%. (c) 0.02%. (d) There is no solubility. ANSWER-(c) 0.02%.

Complete the following: a) Chromium stabilizes the _____ form of iron b) Nickel stabilizes the _____ form of iron - ans ---a) bcc b) fcc If a straight chromium steel of 18% Cr and < 0.1 % C is heated to 1000°C will it transform to austenite or remain as ferrite? - ans ---remain as ferrite What is the predominant structure of an 18% Cr, 8% Ni steel at room temperature? - ans ---austenite The chromium content of a stainless steel is 20%. Is it likely this is a martensit...

CWB Welding Inspector Level 2 Exam Prep (Latest 2023/ 2024 Update) Questions and Verified Answers| All Modules Covered| 100% Correct| Grade A Q: In an isometric drawing, the lines (for width, length and depth) are inclined at an angle of how many degrees? Answer: 30° Q: What are the maximum number of views in an orthographic drawing? Answer: 6 Q: What are the two general classes of picture drawings? Answer: Perspective and Isometric Q: What are the...

CWB level 3 Module 21 practice exam questions with 100% correct answers The austenite grain size close to the weld interface (fusion boundary) is determined mainly by the: C (a) composition of the steel. (b) cooling rate. (c) weld heat input. - Answer-(c) One of the main reasons for limiting the maximum heat input when welding HSLA steels is to: (a) keep the HAZ hardness below 350 HV. (b) preserve the HAZ toughness. (c) promote a bainite structure. - Answer-(b) True or false? A ...

CWB Welding Inspector Level 3 Exam Prep (Latest 2024 / 2025 Update) Questions and Verified Answers | All Modules Covered | 100% Correct | Grade A Q: Fluxes that can dissolve the oxides on Al are ............ Answer: Halide compounds ( Fluorine, chlorine, Bromine etc.) Q: Chlorine gas from a Chloride flux in presence of an arc can create poisonous gas called .......... Answer: Phosgene (COCL2) or Mustard gas produced by the reaction of chlorine and carbon monoxide in the presence of intense light...

CWB Welding Inspector Level 3 Exam Prep-with 100% verified solutions 2024

CWB WELDING INSPECTOR LEVEL 1 - CHAPTER 3 EXAM 2024/2025

CWB Welding Inspector Level 2 Exam (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A Q: Define Erosion-Corrosion? Answer: description of the damage that occurs when corrosion contributes to erosion by removing protective films or scales, or by exposing the metal surface to further corrosion under the combined action of erosion and corrosion. Q: What kind of units/equipment are affected by Erosion, Erosion-Corrosion? Answer: All types of equip...

CWB Welding Inspector Level 3 Exam Prep-with 100% verified solutions 2024

CWB Level 2 Study Questions rev 1 EXAM 2023 with all the correct answers(Actual test 100% verified) CSA W47.2 deals with - CORRECT ANSWER CSA W47.2 deals with the certification of companies for fusion welding of aluminum and for the qualification of their welding personnel. which CSA standard provides requirements for the certification of the companies engaged in the fusion welding of aluminum - CORRECT ANSWER CSA W47.2 CSA W47.1 requires welders to be retested every: 3 months.