Unit of competency Outline
Date retreived
23/07/2026 12:45 AM AWST
23/07/2026 12:45 AM AWST
Whilst all efforts are made to provide accurate and timely information from the relevant source/documentation, please be aware that the information supplied may not be the most current version. The accuracy of the detail has not been confirmed by the Department and therefore should not be relied upon without first confirming the contents.
Select welding processes
Select welding processes
Unit of competency
National Code
MEM05051
MEM05051
State Code
OAW70
OAW70
TGA Status
Replaced
Replaced
DTWD Status
Replaced
Replaced
State Implementation and Classification
Approved Date
18/04/2021
Field of Education
030711 - Boilermaking And Welding
Original Release Date
18/04/2021
Nominal Hours
18
Description
This unit of competency defines the skills and knowledge required to identify material properties and select appropriate welding processes that would typically conform to AS 1554 General Purpose and American Bureau of Shipping (ABS) or equivalent, to achieve safe and effective welding outcomes.This unit applies to all types of welding and includes the identification of properties and characteristics of all commonly used metals, and selection of appropriate welding techniques to ensure integrity of materials is maintained during welding processes.This unit can only be selected in conjunction with one or more of the following units:MEM05015 Weld using manual metal arc welding processMEM05017 Weld using gas metal arc welding processMEM05019 Weld using gas tungsten arc welding processMEM05023 Weld using submerged arc welding processMEM05047 Weld using flux core arc welding processMEM05055 Weld using oxy fuel gas welding processNo licensing, legislative or certification requirements apply to this unit at the time of publication.Band: AUnit Weight: 2
Notes
Elements and Performance Criteria
1 Determine job requirements
- 1.1 Follow standard operating procedures (SOPs)
- 1.2 Comply with work health and safety (WHS) requirements at all times
- 1.3 Use appropriate personal protective equipment (PPE) in accordance with SOPs
- 1.4 Identify job requirements from specifications, job sheets or work instructions
2 Identify properties of commonly used metals
- 2.1 Identify materials to be welded
- 2.2 Identify characteristics and properties of commonly used materials
- 2.3 Identify uses and purposes of commonly used materials
- 2.4 Consider basic metallurgical characteristics
3 Identify and provide for welding contingencies
- 3.1 Source Information relevant to welding processes, as required
- 3.2 Identify potential contingencies and consider solutions
4 Identify appropriate welding process
- 4.1 Identify and select welding processes to achieve specified outcomes with selected metals
- 4.2 Identify effects of welding processes on materials
- 4.3 Identify distortion prevention measures
- 4.4 Identify alternative joining methods for job and assess for relevancy
5 Identify cleaning and preparation requirements
- 5.1 Identify processes for cleaning and preparing metals
- 5.2 Consider role of contaminants in welding flaws
- 5.3 Identify and utilise safety requirements for chemicals and other materials in accordance with manufacturers' specifications and legislative requirements
No information
No information
Replaces
| State Code | National Code | Title | Type |
|---|---|---|---|
| W5327 | MEM05051A | Select welding processes | Unit of competency |
Replaced By
| State Code | National Code | Title | Type |
|---|---|---|---|
| OEX34 | MEM05085 | Select welding processes | Unit of competency |