index for welding inspector
TRANSCRIPT
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8/10/2019 Index for Welding Inspector
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AQIS
ASHA QUALITY & INDUSTRIAL SERVICES
Gulmohar Apt., Sec-16, Chikhali Pradhikaran, Chinchwad, Pune 412114
INDEX FOR WELD ING INSPECTOR
TOPICSSLIDES
SHOWSKETCK PRACTICAL
Duties and Responsibili ties Section 1
Main Responsibilities,Personal Attributes,Personal Attributes,Standard for
Visual Inspection,Welding Inspection,Welding Inspectors Equipment,WeldingInspectors Gauges,Typical Duties of a Welding Inspector, and Summary of
Duties.
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Welding Terminology & Defini tions Section 2Joint Terminology,Butt Preparations Sizes,Weld Zone Terminology,Weld Zone
Terminology, Heat Affected Zone (HAZ),Joint Preparation Terminology 2.7,Single Sided Butt Preparations Double Sided Butt Preparations,Fillet Weld
Features,Fillet Weld Throat Thickness,Fillet Weld Sizes,Features to Consider,Fillet Weld Sizes,Fillet Features to Consider,Welding Positions,Welding position
designation,Plate/Fillet Weld Positions,Travel Speed Measurement.
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Welding Imperfections Section 3Welding Imperfections, Welding imperfections classification
(crack,Lamellar Tearing,Gas Cavities,Crater Pipe,Solid Inclusions, Lack of
Fusion, Lack of Fusion, Weld Root Imperfections, Cap Undercut, Undercut,
surface profile, overlap ) evaluation , location, Causes, precaution, sat-up
irregularities, Mechanical Damage.
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Destructive Testing Section 4Quantitative and Qualitative Tests, mmechanical Test Samples, ddestructive
Testing,Definitions ( Malleability, Ductility, Toughness, Hardness, Tensile
Strength ) Transverse Joint Tensile Test, Tensile Test, UTS Tensile test,Charpy V-Notch Impact Test, Comparison Charpy Impact Test Results,
Charpy V-notch impact test specimen, Charpy V-Notch Impact Test, Hardness
Testing,Vickers Hardness Test, Brinell Hardness Test, Rockwell HardnessTest, Fatigue Fracture, Bend Tests, Nick-Break Test, Summary of Mechanical
Testing.
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WPS W elder Quali fications Section 5Welding Procedure Qualification 5.1,Producing a welding procedure involves,
Example codes, welding variables, WELDING ESSENTIAL VARIABLES,Components of a welding procedure, WPS Format, Welder Qualification,
essential & Non essential Variables for welder qualification, WPQR.
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Materials Inspection Section 6
Items consider during Material Inspection (pipe, plate, parent material.AVALIB
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Codes & Standards Section 7
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8/10/2019 Index for Welding Inspector
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AQIS
ASHA QUALITY & INDUSTRIAL SERVICES
Gulmohar Apt., Sec-16, Chikhali Pradhikaran, Chinchwad, Pune 412114
Welding Symbols Section 8Advantages & Disadvantages of symbolic representation,
Convention of dimensions, Joints in drawings may be indicated,
Convention of the elementary symbols, Convention ofsupplementary symbols, Complimentary Symbols, Numerical
Values for Welding Processes, AWS Welding Symbols, AWS A
2.4 rules , Fillet weld dimensions according AWS A 2.4,
Intermittent fillet welds.
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I ntro T o W elding Processes Section 9Pressure welding, Fusion welding, Welding Process Comparison,
Constant Current Power Source, ARC CHARACTERISTICS,
Monitoring Heat Input.
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MMA W elding Section 10, T IG W elding Section 11, M IG/M AG W elding Section
12, Submerged Arc, Welding Section 13
MMA - Principle of operation, Main features, Welder controls,
Manual Metal Arc Basic Equipment, MMA Welding Plant, MMAWelding Variables, MMA Welding Checks, Constant Current
Power Source, MMA welding parameters, MMA welding
parameters, MMA Welding Consumables, MMA welding typical
defects.
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Welding Consumables Section 14 for
(MMA , TIG , M IG/MAG , Arc W elding)BS EN 499 MMA Covered Electrodes, Aadvantages,
Disadvantages, TYPES OF ELECTRODES (for C, C-Mn Steels),
Electrode efficiency, Covered electrode treatment.
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Non D estructive Testing Section 15Four basic NDT methods (RT), (UT), (MT), (PT), The principles,
Equipments, Techniques, PENETRATING POWER,Advantages, Disadvantages, selection of NDT methods, cost, side
effects.
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Weld Repairs Section 16Production repairs, In service repairs, Defect Excavation, Arc-air
gouging features, Weld repair related problems. AVALIBEL AVALIBEL
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Residual Stress & D istortion Section 17Residual stresses are undesirable because, Normal Stress, Shear
Stress, Hoop Stress, Types of distortion, Angular distortion,linear distortion, Factors affecting distortion, Distortion
prevention, Distortion corrective techniques.
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Heat T reatment Section 18Why, How, where, Types of heat treatment available, heating ,
Soaking, Cooling, Recommendations, Advantages, Disadvantages,AVALIBEL AVALIBEL
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