VERIFIED CREDENTIAL

ΣΥΓΚΟΛΛΗΣΗ ΜΕ ΤΗ ΜΕΘΟΔΟ TIG

by SEV TECHNICAL ACADEMY

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ΜΑΥΡΙΔΗΣ ΑΛΕΞΑΝΔΡΟΣ

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ISSUED ON

11 December 2025

VALIDITY

This Credential does not expire

About

Welder's vocational training program using the TIG - Gas Tungsten Arc Welding (GTAW) method

Acquired Skills / Knowledge

A showcase of the key skills and technologies learned and applied.

Welding Standards and Certification Welding Theory and Metallurgy TIG Welding Operations Welding Positions Welding Equipment and Consumables Material Preparation and Fabrication Quality Control and Welding Inspection NDT Testing and Evaluation Defects Weld's faults Occupational Health and Safety

Earning Criteria

To obtain the certificate, participants attended a training program at a licensed Lifelong Learning Center

Syllabus

Requirements of the EN ISO 9606-01 standard
Welding terminology
Certification specifications - tests - acceptable sample. Scope of certification
Welding positions based on the standard
Welding theory and Heat-affected zone
Electric welder's personal protective equipment. Health risks.
The process of the TIG welding method
Advantages and disadvantages of TIG welding
Welding positions (PA, PC, PE, PF…)
The equipment for welding operations. Types of machines, technical characteristics and settings of TIG machines
Electrodes, nozzles and gases used with the TIG method
Welding metal preparation
Welding type (butt, fillet welding).
Welding of sheets and pipes using the TIG method
Welding of steel/aluminum using the TIG method
Welding errors Deformations and ways to avoid them
Welding tests: Destructive & Non-destructive testing methods
Practical exercise. Preparation of a welder's sample. Sample specifications
Acceptable-Unacceptable welding. Examples

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Credential Verification

Issued by: SEV TECHNICAL ACADEMY

Credential Signatory: Heracles Sioulis, Director of Training

ISSUED ON: 11 December 2025

Status: Active

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