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WAEC WASSCE [SSCE] SYLLABUS FOR WELDING AND FABRICATION ENGINEERING CRAFT PRACTICE

 

SCHEME OF EXAMINATION

 

There will be three papers, Papers 1, 2 and 3, all of which must be taken.

Papers 1 and 2 will be a composite paper to be taken at one sitting.

 

Paper 1:  will consist of forty multiple-choice objective questions all of which are to be answered in 1 hour for 40 marks.

 

Paper 2:   will consist of five questions out of which candidates will be required to answer any four in 1½ hours for 60 marks.

 

Paper 3:  will be practical test of 3 hours, 10 minutes duration. It will consist of one compulsory question for 100 marks.

 

 A list of materials for the test shall be made available to schools not less than two weeks before the paper is taken for material procurement and relevant preparations.

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ALTERNATIVE TO PRACTICAL TEST

 

The Council may consider testing candidates’ ability in practical work as prescribed in the syllabus in the event that materials for the actual practical test cannot be acquired. For this alternative test there will be one question to be answered in 3 hours for 100 marks.

 

 

 

DETAILED SYLLABUS

 

S/NO. 

TOPIC 

CONTENT 

PRACTICAL 

Workshop and standard workshop practices. 

  1. Introduction to fabrication and welding practice.
  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. 

Properties of metals and selection. 

2.1 Ferrous and non-ferrous metals (steel, aluminum, cast iron, copper and zinc, tin, alloy  steel).

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. 

2.1.1 Identification of  ferrous and non-  ferrous metals.

  

2.5 Heat treatment of metals  (hardening, annealing, normalizing, tempering and case- hardening, etc.) 

 

 

2.5.1. Annealing, Hardening and Normalizing of metals

Tools and Equipment in Fabrication and Welding. 

3.1. Identification of tools and equipment for fabrication and welding.

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. 

3.1.1. Student to set up oxy  – acetylene equipment

 

 

 

 

 

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.

Operations and Techniques in Welding and Fabrication. 

4.1. Types of welding (Gas and Arc welding), explanation of the principles of gas and arc welding and their differences

 
  

4.2. Description of a typical fabrication process.

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. 

Fasteners

(a) Classification of fasteners.

(b) Rivet and its  application

(c) Bolt and nuts

(d) Screws 

5.1. Permanent fasteners.

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. 

Forging Process

– Introduction to forging 

6.1. Definition of 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. 

Preparation of welding surfaces and environment. 

7.1. Preparation of welding surfaces  by cleaning with wire brush,  emery cloth, files, scrappers and

 
  

grinding machine.

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. 

Practical Work/Project 

8.1. Marking of shapes (triangle,  square and rectangle).

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 

 
  

– scoop

– hinges

– charcoal stove, etc.  

 

Business Entrepreneurship Opportunity 

9.1. Definition of

– 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) 

 

LIST OF FACILITIES AND MAJOR EQUIPMENT/MATERIALS REQUIRED:

 

S/N 

 

QTY

S/N 

 

QTY 

S/N 

 

QTY 

S/N 

 

QTY 

Hammers

(various types) 

20 

17 

Bending rollers 

1 

33 

Combined set of cutting

welding outfits 

5 

48 

Bench grinding Machine 

2 

Try squares 

20 

18 

Bench mounted cone roller 

1 

34 

Regulators with flow meters  

6 

49 

Electrode Holders

10 

Chisels 

15 

19 

Bench shares 

2 

 

35 

 

Water to carbide generator 

 

1 

50 

Electrode drying oven 

1 

Punches 

15 

20 

Power hacksaw 

1 

51 

Pillar Drilling Machine 

2 

Hand gloves 

30 

21 

Vee blocks 

5 

36 

Anvil 

3 

52 

Smith open forge 

1 

Straight edges 

20 

22 

Aprons 

50 

37 

Swage block 

1 

53 

Vice (bench) 

20 

Trammel drivers 

5 

23 

O2 CYLINDERS

3 

38 

Chipping hammers 

10 

54 

Bench type grinding Machine 

2 

Left and right snips 

20 

24 

Transformers with rectifiers 

5 

39 

Flatters 

5 

55 

Double ended buffer and polisher 

1 

9

Straight snips 

15 

25 

Hand shield and Head caps 

10 each 

40 

Mole grip 

5 

56 

Blow pipes (low and high pressure) 

2 

10 

Rule, Scriber and dividers 

20 each 

26 

Gas welding goggles 

10 

41 

Sledge Hammers 

5 

57 

Files assorted 

100 

11 

Hand nibbling machine 

5 

27 

Double cylinder Trolley

5 

42 

Plain goggles 

20 

58 

Acetylene Cylinder 

3 

12 

Wire brushes 

50 

28 

Oxygen regulators 

5 

43 

G – clamp 

5 

50 

Parallel Clamp 

5 

13 

Pliers-assorted 

20 

29 

Acetylene regulators 

5 

44 

First-aid box 

2 

60 

Toolmakers clamp 

5 

14 

Tongs Assorted 

15 

30 

Hoses, Clips and all attachments accessories 

 

10 

45 

Magnetic clamp 

2 

61 

Mallets 

5 

15 

Hacksaws and blades 

60 

31 

DC generators with all connections 

5 

46 

Self grip pliers 

5 

62 

Work bench 

10 

16 

Guillotine 

1 

32 

AC Transformers 

5 

47 

Folding bars 

2 

63 

Fire Extinguisher

4 

         

64 

Sand bucket 

4 

         

65 

Cramp Folding Machine 

20 

         

66 

Riveting Pliers 

5 

         

67 

Riveting set 

2 

 

RECOMMENDED BOOKS

 

S/NO. 

BOOKS 

AUTHOR 

1

2

3

4

5

6

Welding and Fabrication

The Science and Practice of Welding

Fabrication and Welding

Basic Welding

The Theory and Practice of Metalwork

Metal Craft Theory and Practice

Metalwork Motivate Series 

W. Kenyon

A. C. Davis

F. J. M. Smith

P. Somsky

George Love

John R. Bedford

J. K. N. Sackey & S. K. Amoakohene 

8

9

10 

Metalwork Technology

Workshop Processes and Materials

Ilesanmi Metalwork for Senior Secondary School Books 1 – 3  

G. H. Thomas

J. V. Courtney

Adejuyigbe S. B. and

S. K. Akinlosose 

11 

Practical Welding Motivate Series 

S. W. Gibson and

B. K. Amoako-Awuah 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 


 




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