Unit of competency Outline

Date retreived
22/07/2026 4:50 AM AWST

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Perform gas tungsten arc welding

Perform gas tungsten arc welding

Unit of competency
National Code
AUMGTW004
State Code
WH978
TGA Status
Current
DTWD Status
Approved
Current Release Number
1.00
Current Release Date
10/01/2014
View on TGA
State Implementation and Classification
Approved Date
11/03/2014
Field of Education
030711 - Boilermaking And Welding
Original Release Date
11/03/2014
Nominal Hours
40
Description
This unit describes the performance outcomes required to perform welding operations using gas tungsten arc welding (GTAW).It applies to those in an automotive manufacturing environment and involves the application of skills and knowledge at a specialist level.Licensing, legislative, regulatory or certification requirements may apply to this unit in some jurisdictions. Users are advised to check with the relevant regulatory authority.
Notes
Elements and Performance Criteria
1. Plan and prepare
  • 1.1 Work order, job specification and resources are identified and inspected for compliance
  • 1.2 Welding standards are identified
  • 1.3 Weld specifications are identified from job sheets and work instructions
  • 1.4 Weld size, type, sequence and quantity of materials are identified
  • 1.5 Welding plan is prepared
  • 1.6 Work area is prepared, and potential hazards identified according to workplace procedures
2. Weld materials
  • 2.1 Workplace procedures are identified and followed
  • 2.2 Welding equipment is set and used according to operating procedures
  • 2.3 Distortion prevention measures are identified and adjusted if required
  • 2.4 Welding equipment is set and used according to operating procedures
  • 2.5 Test runs are conducted according to work instructions and quality requirements
  • 2.5 Materials are welded using GTAW process to required specifications
3. Check welds
  • 3.1 Weld specifications and quality requirements are confirmed by non-destructive visual inspection
  • 3.2 Weld defects are identified and prepared for re-welding, and appropriate personnel are notified
4. Complete job
  • 4.1 Welds are cleaned using appropriate techniques according to work instruction
  • 4.2 Work area is cleaned and cleared of waste according to workplace procedures
  • 4.3 GTAW equipment is cleaned, maintained and stored according to workplace procedures
  • 4.4 Faulty equipment is identified, tagged and reported
  • 4.5 Work sheets are completed according to workplace procedures
No information
No information
Replaces
State Code National Code Title Type
WE178 AUMGTW3004 Perform gas tungsten arc welding operations Unit of competency