Welding Department Courses 2016- 2017

No

Course Title

Course Subjects

Duration

Date

Remarks

1

Welding safety

Ø Identify the common hazards that are common to welding and cutting equipment.

Ø Using the personal protective equipment.

Ø Explain the hazard involved with welding fumes and gases.

Ø Identify welding fume ventilation methods.

Ø Explain the effects of electricity and precautions used to prevent injury.

 

1week

17/04/2016

 

2

Weld Faults

Ø Identify the cause of faults in welds and methods for their prevention.

Ø Define the major classification of weld faults.

Ø Define notching effect.

Ø Identify basic weld faults, their causes and ways to avoid them.

1 week

24/04/2016

 

3

Oxy fuel welding

Ø Oxy – fuel equipment.

Ø Oxy – fuel brazing.

Ø Oxy – fuel cutting.

2 weeks

8/05/2016

 

4

Material handling

Ø Apply safe materials handling procedures.

Ø Define weight & center gravity of loads.

Ø Describe the effect that sling angles have on safe lifting.

Ø Be able to identify the load limits of commonly used wire rope and synthetic slings.

Ø Describe the causes & effects of shock loading on rigging.

Ø Identify the use hand signals for crane operation.

Ø Describe safe procedures for lifting, hoisting or moving loads.

Ø Describe the crane & use of wire rope, synthetic rope and chains.

Ø Describe the correct use of plate clamps.

Ø Identify occupational health& safety regulations regarding safety factors.

2 weeks

15/5/2016

 

5

Shielded metal arc welding   (SMAW)

SMAW equipment.

Ø Mild steel electrodes.

Ø Basic joints and weld types

1 week

22/05/2016

 

6

Gas metal arc welding (GMAW)

Ø GMAW equipment.

Ø GMAW filler metals.

Ø GMAW shielding gas.

Ø GMAW safety.

Ø GMAW equipment maintenance and troubleshooting.

1 week

29/05/2016

 

7

Distortion

Ø Describe the distortion & methods to control it.

Ø Identify how heat and temperature relate to

Ø Distortion.

Ø Identify the three types of distortion, their causes and control each type.

Ø Describe the mechanical, procedural and design methods of controlling distortion.

1 week

05/06/2016

 

8

Gas Tungsten arc welding (GTAW)

Ø Introduction to the GTAW process.

Ø GTAW electrodes & filler metals.

Ø GTAW shielding gases.

Ø GTAW equipment maintenance & troubleshooting.

Ø GTAW welds on mild steel.

1 week

 

12/06/2016

 

9

GTAW & GMAW welds on Aluminum

Ø Compare the physical& chemical properties of Aluminum & Steel.

Ø Explain how physical & chemical properties affect the welding of Aluminum.

Ø Define the alloys and explain the effects of welding on heat treatable and non-heat treatable.

Ø List the preferred welding processes for joining  of Aluminum and its alloys

 

1 week

19/06/2016

 

10

GTAW welds on Stainless steel

Ø Describe the stainless steel.

Ø List the three major types of stainless steel and their properties.

Ø Explain carbide precipitation & list ways of overcoming this problem.

Ø Identify the major types of stainless steel filler materials & AWS specifications.

Ø Describe proper handling & storage of stainless steel electrodes & filler materials.

Ø Explain the handling procedures & preparation for welding stainless steel.

1 week

26/06/2016

 

11

Welding symbols

Ø Interpret welding symbols

Ø Explain the purpose of welding symbols

Ø Define weld symbols, welding symbols & supplementary symbols.

Ø Draw and interpret basic weld symbols &

Ø Welding symbols.

Ø Identify the dimensioning of weld symbols.

Ø Identify non- destructive testing symbols.

1 week

03/07/2016

 

12

Non-destructive testing

Ø Identify the types & uses of non-destructive testing methods.

Ø Identify various non-destructive tests.

Ø Describe visual inspection techniques.

Ø Describe hydrostatic tests.

1 week

10/07/2016

 

13

Destructive tests

Ø Identify the types & uses of destructive testing methods.

Ø Describe types of destructive tests.

Ø Describe the advantages & disadvantages of destructive testing methods.

Ø Describe hardness testing.

Ø Describe tensile and calculate the results of tensile test.

Ø Describe methods of conducting guided bend tests and test results required of a sound weld.

1 week

17/06/2016

 

14

Metallurgy

 

Ø Describe the grain structure of carbon steels.

Ø Describe grain structure in metals, pure iron, slowly cooled carbon steels & rapidly cooled carbon steel.

Ø Describe dendritic grain growth.

Ø Identify space- lattice types in metals.

Ø Identify changes in grain structure that result from welding.

Ø Identify the effects of heat treatment on carbon steels.

Ø Define HAZ.

Ø Explain difference between heat & temperature.

Ø Explain three forms of heat transfer.

Ø Describe the effects of expansion & contraction.

Ø Describe the purpose& effects of preheating & postheating.

Ø Define stress relieving, normalizing, annealing, hardening, tempering & quenching and their effects on mechanical properties.

1 week

24/07/2016