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Test hardness of materials
Assessment Strategies
Skill Demonstration
Criteria
apprentice conducts a hardness test on given materials selected by the instructor
apprentice uses a Rockwell and/or Brinell hardness tester
apprentice determines hardness within a pre-established range
apprentice relates hardness to machinability to 100% accuracy
apprentice converts results of one type of harness testing to another within the accuracy provided on the conversion chart
apprentice selects the correct [TOOLS, EQUIPMENT, INSTRUMENTS, MATERIALS, SUPPLIES]
apprentice performs all critical steps in the right order
apprentice verbalizes an explanation of the process as it is performed
apprentice submits test results to the instructor for review and feedback
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Select applications for various materials
Assessment Strategies
Demonstration
Criteria
explain AISI as it relates to varioius steel types
list the common alloys in various steel types
describe the effects of alloys in various steel types
explain the particular steel making process
identify steel types and uses by AISI number
predict the effect of various alloying effects on various types of steel
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Determine an application for a heat treating process
Assessment Strategies
Oral, Written or Graphic Assessment
Criteria
select an appropriate heat treat process for specific materials and applications
heat treat method selected accounts for the type of material being used
heat treat method accounts for the correct sequence in the manufacturing process
heat treat method accounts for requirements shown on the print (as applicable)
use correct heat treating terms
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Examine various alloying elements
Assessment Strategies
Oral, Written or Graphic Assessment AND/OR
Metallurgy & Materials Worksheet
Criteria
apprentice uses terms accurately
apprentice applies concepts correctly
apprentice references resources
apprentice completes worksheet on time
apprentice submits worksheet to the instructor for review and approval
work is complete
work is accurate
work is grammatically correct and error free
answers are clear and concise
answers are neat and readable
apprentice relates the competency to given specifications
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Discuss material production
Assessment Strategies
Oral, Written or Graphic Assessment AND/OR
Metallurgy & Materials Worksheet
Criteria
apprentice uses terms accurately
apprentice applies concepts correctly
apprentice references resources
apprentice completes worksheet on time
apprentice submits worksheet to the instructor for review and approval
work is complete
work is accurate
work is grammatically correct and error free
answers are clear and concise
answers are neat and readable
apprentice relates the competency to given specifications