Free Download AWS–CWI– Welding Metallurgy & Weldability of Steel Alloys–2Published 12/2023
Created by Dr Faizuddin Syed
MP4 | Video: h264, 1280x720 | Audio: AAC, 44.1 KHz, 2 Ch
Genre: eLearning | Language: English | Duration: 9 Lectures ( 2h 39m ) | Size: 2.4 GB
Welding Metallurgy and Weldability of Steel Alloys Module-3, Part 1/ Part -2/Part 3/Part -4/ Part-5/ Part -6/Part-7
What you'll learn
Students learn and prepare for the American Welding Society - Certified Welding Inspector Examination
Students learn the skills of Certified Welding Inspector of American Welding society
Students learn the Welding Inspection Technology, Welding Metallurgy, as per the AWS and International Standards
Students learn the welding fundamentals, Metallurgy, terms and definitions, welding processes, nondestructive examination, procedures, symbols, calculations.
Students learn safety practices, and duties and responsibilities of a CWI.
Students learn practical hands-on test to find the ability of visually identify welding discontinuities and to determine the acceptance or rejection of a weld.
Students learn the proficiency, ability of evaluation of test results with open book of Code application with a selected code application like API 1104.
Requirements
Degree or Diploma or Trade Certificate in Mechanical or Welding Engineering
Description
The CWI exam consists of three partsPart A FundamentalsPart B PracticalPart C Code Book ApplicationsPart A is a closed-book exam that consists of 150 questions on the welding fundamentals, terms and definitions, welding processes, nondestructive examination, procedures, symbols, calculations, safety practices, and duties and responsibilities of a CWIPart B is a practical hands-on test to find the ability to visually identify welding discontinuities and to determine the acceptance or rejection of a weldPart C is an open book test of Code application to evaluate the applicant's familiarity and ability with a selected code applicationThe pass marks for Part A Part B and C is 72 percentYou can refer to the full details of AWS Certification and Qualification Standards in the following documents available at free of cost on the AWS websiteQC1 2016 AMD1 Specification for AWS Certification of Welding InspectorsB5.1 2013 AMD1 Specification for the Qualification of Welding InspectorsStudy the documents and be prepared well to answer any question from the document.In this course the candidate will learn the following :Preparation of reportsComplete knowledge and understanding of the following welding processes:SAW PAW RW SMAW SW FCAW GTAW OFW ESW GMAWThermal Spraying SolderingMechanical Cutting Thermal Cutting/GougingBrazing- Braze WeldingWelding MetallurgyPart 1Part 2Part 3Part 4Structure of Metals, Formation of Crystalline Solids, BCC, FCC, HCP Structures, Disarray of Grain boundaries, Substitutional and Interstitial solid solutions, Phase Transformation (critical points), Physical Structure of metals, Copper Silver phase Diagram, Welding the precipitation -hardening alloys, Dispersion Strengthening, Welding of Specific alloy Families, Aluminum alloys, Welding the heat treatable grades, Basic Metallurgy of steels, Chemical elements of Steels, Phase Transformation in Pure Iron, and Steel, The Iron -Iron Carbon Equilibrium Diagram, Heat Treatment of Steels, Effect of Cooling Rate on Transformation, Isothermal Transformation or TTT Diagram, Thermal characteristics od welds and Heat Effected Zone, Change of Temperature during welding, Factors influencing temperature changes in weldWelding Metallurgy and Weld ability of steel alloys Part 1 Part 2 Part 3 Part 4Part 5 Part 6Part 7Metallurgical Changes during Welding Liquid Metal solidification Modes Centre line weld solidification cracks Microstructure of the weld metal Solidification of Weld MetalDendrite Growth, time and Primary spacing Gas-Metal Reactions during Welding Welding of Ferrous Metals Welding of Nonferrous Metals Reactions of Liquid Metals Hot Crack or Solidification Cracking Reactions of Solid State Delayed Cracking Cold Cracking Hydrogen Induced Cracking Weld Strengthening MechanismSolidification of Grain StructureSolid Solution StrengtheningEffect of temperature on Tensile strength Precipitation Hardening Heat effected Zone Solid Solution Strengthened AlloysStrain Hardened Base Metals Re-crystallization of Cold Worked Grains in Heat-Affected Zone Precipitation of Hardened AlloysTransformation Of Hardening AlloysThe Base Metal weldability Weldability of Commercial AlloysPlain Carbon Steels- Low Alloy SteelsHigh Alloy SteelsTypes of Stainless SteelsOther High Alloy Steels Aluminum AlloysMagnesium AlloysCopper Alloys Nickel Base AlloysCobalt AlloysRefractory and Reactive MetalsTitanium AlloysZirconium HafniumTantalumColumbiumMolybdenum Tungsten AlloysBeryllium -The fundamental principles of the following ND Tests:VT, MT, UT, PT, RT, LTHe will acquire knowledge of quality procedures Quality audits/surveillance.Knowledge and understanding of the fundamentals of welding metallurgyKnowledge and understanding of all the welding symbols and engineering drawings.Base material complianceFiller metal complianceFiller metal storage, handlingInspection records complianceVerification of proper documentation complianceBase material and filler metal compatibilityCertification of documented results and complianceProcedure qualification records complianceWelding procedure complianceNDE procedures complianceApplicable safety requirements in the workplace as per the International Standards
Who this course is for
Degree or Diploma or Trade Certificate in Mechanical or Welding Engineering, with 2 to 3 years of Industrial experience in Welding or Engineering. Teaching experience will also be considered.
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