WAEC Syllabus for Welding PDF Download 2024/2025

1.2.           Safety precautions in welding and fabrication workshop.

–          Types and causes of accident in the workshop (fire, explosion, sharp objects, hazardous gases, etc).

–          Accident prevention measures.

–          Types and causes of environmental pollution.

–          Methods of preventing environmental pollution.

–          Safety facilities and protective wears.

1.3.      Workshop layout (fabrication             and welding).

1.4 .     Standard welding codes and             symbols.

1.5.       First-Aid administration in the              workshop.

1.2.1.   Demonstration of the             use of protective             wears in welding and             fabrication.

1.5.1.    Demonstration of the              use of first aid in the              workshop.

2.2.       Properties of metals (ductility,              hardness, toughness,              malleability, fusion and              tenacity, brittleness, elasticity              and plasticity).

2.3.      Sheet metal (aluminum, mild             steel, brass)

–   concept of sheet metal

–    gauges of sheet metal

2.4.    Selection of suitable metals for           specific jobs.

2.5.1.   Annealing,             Hardening and              Normalizing of metals

3.2.     Equipment set-up for gas, arc            welding and fabrication.

3.3.     Job holding devices for            fabrication and welding.

3.4.     Measuring instruments,            marking out and cutting tools.

3.5.     Identification of parts and            accessories for gas and arc            welding.

3.6.     Maintenance procedure for arc            and gas (oxy-acetylene)           welding equipments.

3.7.     Preparation of acetylene gas            from carbide.

3.8.     Types of electrodes and their                              composition, their application,             gauges of electrodes, selection             of appropriate electrode for a             specific job.

3.9.      Equipment for fault detection             and trouble shooting in                          fabrication and welding.

3.4.1.   Demonstration of the             use of measuring,             marking out and             cutting tools.

3.5.1.   Demonstration of the             preparation of                           ace-tylene gas from             carbide.

4.3.     Types of joints, joint methods             and application in welding and             fabrication

4.4.     Classification of marking out            techniques in welding and            fabrications.

4.5.     Description of the use of            templates for fabricated and            welded assemblies.

4.6.     Welding techniques and            application.

4.7.     Techniques in fabrication work

–   Description of folding                techniques and its                importance in fabrication                work.

4.3.1.   Demonstration of             various jobs cutting             techniques.

4.6.1.   Students to weld using             both leftward and             rightward methods.

4.7.1.   Students to work on             wire-edge projects.

(a)    Classification of         fasteners.

(b)    Rivet and its        application

(c)    Bolt and nuts

(d)    Screws

5.2.    Temporary fasteners.

5.3.     Types of rivets.

5.4.      Uses of rivets.
5.5.      Description of bolts and nuts.

5.6.      Uses of bolts and nuts

5.7.      Classes of rivets and screws.

5.4.1.   Students to produce              rivets joints.

5.5.1.    Students to produce              bolts and nuts.

– Introduction to forging

6.2.      Forging tools and equipment            (furnace, swages, fullers,             flatters and tongs).

6.3.    Forging process

–  upsetting.

–  drawing down

–  twisting

–  bending

–  forging an eye.

6.3.1.   Students to form an              eye.

7.2.    Preparation of edges for welding           e.g. single V, double V, fillets.

7.3.    Post surface preparation

–  cleaning surface with wire              brush

–  oiling surface to protect from              corrosion or rusting.

7.4.       Defect in welding surfaces                               (causes and remedies).

7.5.      Definition of welding                        environment

–  awkward, unventilated,                flammable material

–  slipery floor (oil/grease on                 floor)

7.6.          Surface furnishing for                 fabrication and welding                 (painting, metal spraying,                 galvanizing and oiling).

7.2.1.    Preparation of single              V surface for               welding.

8.2.    Cutting and bending of triangles,           square and rectangles.

8.3.    Soldering of sheet metals

8.4.    Welding of steel using arc           welding.

8.5.    Welding of steel using gas           welding.

8.6.    Fabrication of ferrous and non-          ferrous metals into required           shapes.

8.7     Suggested projects (students to            produce the following):

–  named plate

–  trinket box

–  funnel

–  kitchen stool

–  car stopper

–  metal rake

–  hinges

–  charcoal stove, etc.

–  entrepreneurship

–  employer

–  employee.

9.2     Enterprises

–  small scale enterprise

–  medium scale enterprise

–  large scale enterprise

9.3.    Factors for setting a workshop           (cost, site, weather, material,           manpower, market, source of           power, transportations.

9.3.1.   Site visitations to              existing enterprise               (small, medium or               large scale               enterprise)

(various types)

welding outfits

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Water to carbide generator

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