engineering contexts may be identified. and ; or for a greater depth of understanding, 2 Properties Mechanical Visit to a materials testing facility for example, the materials Evaluation of Learners should – of materials properties (1a) laboratory in a college or university, a commercial test house, or the the questions quantify the results (AO1) test lab for a large local company. asked by the of the testing; some Physical properties learners may also need to (1b) During the visit learners should see demonstrations of various during the carry out basic methods of testing materials, with brief explanations of the properties demonstration calculations Typical stress- that are measured. Ideally this should include the tensile testing of strain & load- low carbon steel, showing how the stress-strain/load-extension graph What went Speaking and listening skills used extension graphs is created. well, even for low carbon steel better if… : to ask questions (1d) Ideally learners should also have the opportunity to carry out some learners to during the testing of selected materials, such as a metal, a polymer, a ceramic describe what demonstrations Typical properties Engineering and a composite. This could be carried out in pairs, for example with went well This activity could also materials of materials (2b) each pair testing the full range of provided materials using one test during the (AO2) method. testing activity support performance and what they outcome This could be extended by allowing learners to use multiple different have learnt 3 in the Production and Manufacturing test methods, rather than a single method. the unit. The Properties of (As an alternative, if a visit to a materials testing facility is not materials interpretation of the feasible, there are online testing simulators, or online resources such (AO1) graphs link with as The Materials Lab, Destructive Testing - Network Rail Assessment “In engineering education” outcomes 1 and 5 of the Mathematics for and The Materials Lab, Non-Destructive Testing - Network Rail Engineers unit. “In engineering education”
and ; or for a greater depth of understanding, engineering contexts may be identified. 2 Properties of materials (AO1) Engineering materials (AO2) Mechanical properties (1a) Physical properties (1b) Typical stress- strain & load- extension graphs for low carbon steel (1d) Typical properties of materials (2b) Visit to a materials testing facility – for example, the materials laboratory in a college or university, a commercial test house, or the test lab for a large local company. During the visit learners should see demonstrations of various methods of testing materials, with brief explanations of the properties that are measured. Ideally this should include the tensile testing of low carbon steel, showing how the stress-strain/load-extension graph is created. Ideally learners should also have the opportunity to carry out some testing of selected materials, such as a metal, a polymer, a ceramic and a composite. This could be carried out in pairs, for example with each pair testing the full range of provided materials using one test method. This could be extended by allowing learners to use multiple different test methods, rather than a single method. (As an alternative, if a visit to a materials testing facility is not feasible, there are online testing simulators, or online resources such as “In The Materials Lab, Destructive Testing - Network Rail engineering education” and “In The Materials Lab, Non-Destructive Testing - Network Rail engineering education” Evaluation of the questions asked by the learners during the demonstration What went well, even better if… : learners to describe what went well during the testing activity and what they have learnt the Properties of materials (AO1) Learners should quantify the results of the testing; some may also need to carry out basic calculations Speaking and listening skills used to ask questions during the demonstrations This activity could also support performance outcome 3 in the Production and Manufacturing unit. The interpretation of the graphs link with Assessment outcomes 1 and 5 of the Mathematics for Engineers unit.
AQA-TVQ01016-TVQ01017-TVQ01018-TVQ01019-SOW-MTS.DOCX