Perform routine manual metal arc welding (MMAW)

Perform routine Manual Metal Arc Welding • Routine MMAW in this unit is intended to apply in a manufacturing or maintenance environment where welding is not required to meet Australian Standards or other welding codes, licensing requirements, Occupational Health and Safety regulations relating to certificatedcoded welding. • Fillet and butt welds in all positions would typically be performed on low carbonmild steels. • Weld preparation would be minimal and generally restricted to cleaning, using files and grinders. • In circumstances where welding is required to meet Australian Standard 1554 General Purpose or equivalent codes, Occupational Health and Safety regulations andor licensing requirements then Unit 5.15A (Weld using manual metal arc welding process) should be selected.

... arrow 6mm fillet weld arrow side 10 MMAW Weld on site Weld all round Use the Manual Metal Arc Welding Process 5.12A Perform routine MMAW Basic weld symbols Fillet weld 8mm leg length (other side)... preference 1.6 or 3.2 Ø4.0 Electrode too large 5.12A Perform routine MMAW Fundamentals of MMAW Amperage Selection of the correct amperage in Manual Metal Arc Welding is extremely important The correct... Heat effected zone Weld metal Throat Penetration 5.12A Perform routine MMAW Weld positions OVERHEAD POSITION HORIZONTAL POSITION VERTICAL POSITION FLAT POSITION 5.12A Perform routine MMAW Edge preparation