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Elements and Performance Criteria

  1. Confirm requirements
  2. Shortlist possible forming processes
  3. Select metal forming process.

Required Skills

This describes the essential skills and knowledge and their level required for this unit

Required skills

communicate technical information both with technical and nontechnical stakeholders who may be customers or managers

write to the level of reading technical information and writing technical reports and production specifications

understand and interpret numeric data

Required knowledge

Competence in this unit requires knowledge of the principles strengths and weaknesses and typical applications of

Casting Methods including greensand chemicallybonded sand horizontal part vertical part investment gravity die pressure die centrifugal direct cast

Powder Metallurgy including unidirectional die pressing isotropic pressing power rolling power swaging power extrusion explosive compacting sintering

Electrometallurgy including chemical and mechanical pretreatments electroplating cadmium plating zinc plating tin plating copper plating nickel plating chromium plating electropolishing

Methods of metalworking including plastic deformation recrystallisation recovery grain growth structural changes property changes direct compression indirect compression tensile bending shearing

Direct compression processes including forging rolling

Indirect compression processes including extrusion wire drawing tube drawing deep drawing

Tensile processes including stretching

Bending processes including cold and hot bending

Cutting and shearing processes including turning milling grinding shearing

Lubrication for metal forming processes including role of lubrication types of lubricants

Metal forming risk factors including tool and die wear metal fatigue tool and product heating can we add some more

Furnaces including melting furnaces heating furnaces energy sources atmospheres refractories

Isotropicampanisotropic materials including directional and nondirectional plastic and fracture properties texture etc

Competence also requires the ability to identify and ask questions which will lead stakeholders to describe the key factors and properties required

Knowledge should also include economic and timeliness factors as well as quality aesthetics of finish and technical differences such as strength rigidity corrosion resistance grain structure chemical composition etc

Evidence Required

The Evidence Guide provides advice on assessment and must be read in conjunction with the Performance Criteria Required Skills and Knowledge the Range Statement and the Assessment Guidelines for the Training Package

Overview of assessment

This competency also requires evidence of competency in the selection of appropriate processes for various scenarios The scenarios should be relevant to the application of metallurgy to the forming process and may be drawn directly from the workplace or may be simulated case studies

Critical aspects for assessment and evidence required to demonstrate competency in this unit

It is essential that competence is demonstrated in the ability to

select appropriate forming process

justify the selection of that process

ask appropriate questions to determine the required information

Consistent performance should be demonstrated In particular look to see that

several scenarios requiring the selection of different processes have been completed successfully

Relationship to other units

This unit may be assessed concurrently with other relevant units

Assessment method and context

Assessors must be satisfied that the person can consistently perform the unit as a whole as defined by the elements performance criteria skills and knowledge A holistic approach should be taken to the assessment

Assessors should gather sufficient fair valid reliable authentic and current evidence from a range of sources Sources of evidence may include direct observation reports from supervisors peers and colleagues project work samples organisation records and questioning Assessment should not require language literacy or numeracy skills beyond those required for the unit

The assessee will have access to all techniques procedures information resources and aids which would normally be available in the workplace

The method of assessment should be discussed and agreed with the assessee prior to the commencement of assessment

Resource implications

This section should be read in conjunction with the range of variables for this unit of competency Resources required include suitable access to an operating plant or equipment that allows for appropriate and realistic simulation A bank of case studiesscenarios and questions will also be required to the extent that they form part of the assessment method Questioning may take place either in the workplace or in an adjacent quiet facility such as an office or lunchroom No other special resources are required


Range Statement

The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below. Essential operating conditions that may be present with training and assessment (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) may also be included.

Codes of practice/standards

Where reference is made to industry codes of practice, and/or Australian/international standards, it is expected the latest version will be used.

Context

This competency applies to metallurgical technicians working in a foundry who may be required to make a recommendation of an appropriate forming process for a metal product. The appropriate process may, or may not be one conducted in a foundry.