Basic Manual Metallic Arc Welding (MMA)

Basic Manual Metallic Arc Welding (MMA)

A 5 day programme designed for people with a small amount of Manual Metallic Arc (MMA) welding experience that want to improve their welding skills up to a level where they can safely lap weld, corner weld, tee fillet weld and square butt weld in mild steel plate in the flat position.

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Aim

To provide delegates with an understanding of the theoretical and practical welding of mild steel plate in the flat position on a range of welded joints.

Benefits

Upon completion of the programme, participants will be able to:-
● Set and safely operate manual metallic arc welding equipment
● Produce lap welds in mild steel in the flat position
● Produce corner welds in mild steel in the flat position
● Produce square butt welds in mild steel plate in the flat position
● Produce tee fillet welds in mild steel plate in the flat position

Programme

● Safety as applied to MMA welding process
● Welding defects to include porosity, lack of fusion & undercut etc.
● Fault analysis and correction
● Requirements for a good weld
● Identification of controls
● Gas identification and application
● Setting & adjusting controls
● Types of filler wires and their applications
● Basic joint design
● Square butt joint and tee fillet joint

Approach

The programme uses a mixture of theory and practical.