ΣΥΓΚΟΛΛΗΣΗ ΜΕ ΗΛΕΚΤΡΟΔΙΟ ΤΗΞΕΩΣ (ΜΜΑ)

To obtain the credential, the participant has attended a vocational training program at a licensed Lifelong Learning Center 

Syllabus

• Requirements of the EN ISO 9606 standard
• Welding terminology
• Certification specifications - tests - acceptable sample. Scope of certification
• Welding theory. Heat-affected zone
• Electric welder's personal protective equipment. Health risks.
• The process of the electrode welding method. Electric arc
• Advantages and disadvantages of electrode welding
• Welding positions (PA, PC, PE, PF…)
• The equipment for welding operations. Types of machines, technical characteristics and machine settings
• Electrodes: standardization, use, storage. Electrode selection. Weld strength
• Preparation of weld metals
• Type of welding (butt, fillet welding).
• Welding of sheets and pipes with a melting electrode
• Welding defects. Distortions and ways to avoid them
• Welding tests: Destructive & Non-destructive testing methods
• Practical exercise. Welder sample preparation. Sample specifications
• Acceptable-Unacceptable welding. Examples