Course Outcome Summary

Transcription

1 Wisconsin Indianhead Technical College Course Outcome Summary Course Information Description Instructional Level Total Credits 3.00 Total Hours This course introduces the student to the basics of GMAW welding operations. It includes the study of the type of metals and equipment utilized in welding. The instruction emphasizes accepted applications in butting and joining metals utilizing standard industry techniques. One Year Technical Diploma Types of Instruction Instruction Type Credits/Hours Classroom Presentation (Lecture/Demonstration/Discussion).75/12 On-Campus Lab and/or Shop Experience 2.25/84 Course History Revised By Cindy King ( ) Purpose/Goals Perform GMAW welding operations and visually inspect weldments. Perform surfacing welds in the flat position, fillet and groove welds in the flat and horizontal positions on plain carbon steel. Understand the impacts welding has on the characteristics of metals. Collegewide Outcomes 1. Communicate Effectively Status Active Summative 1.1. Oral Presentation 1.2. Written Product 1.1. Read for information gathering, appreciation, and enjoyment 1.2. Write clearly, concisely, and accurately in a variety of contexts and formats 1.3. Speak clearly, concisely, and accurately in a variety of contexts and formats 1.4. Practice active listening 2. Use Science/Technology

2 Status Active Summative 2.1. Performance Demonstration 2.1. Apply scientific concepts or current technology to solve problems 2.2. Demonstrate a working knowledge of modern technology as it applies to your program of study Program Outcomes 1. Demonstrate industry-recognized safety practices Type TSA Status Active Summative 1.1. by successfully completing a performance assessment meeting the established criteria in the common rubric (based on AWS criteria) 1.1. you demonstrate proper inspection and use of personal protective equipment (PPE) 1.2. you demonstrate proper inspection and use of ventilation equipment 1.3. you demonstrate proper Hot Zone operation 1.4. you explain proper work actions for working in confined spaces 1.5. you explain proper use of precautionary labeling and MSDS information 1.6. you demonstrate proper inspection and operation of equipment used for each welding process and thermal cutting 1.7. your performance is in compliance with AWS EG2.0 or equivalent 2. Produce gas metal arc welds (GMAW) Type TSA Status Active Summative 2.1. by successfully completing a performance assessment meeting the established criteria in the common rubric (based on AWS criteria) 2.2. given welding procedure specifications 2.1. you perform safety inspection of welding equipment and accessories 2.2. you make minor external repairs to welding equipment and accessories 2.3. you set up for GMAW-S operations on carbon steel 2.4. you operate GMAW-S equipment on carbon steel 2.5. you make fillet welds in the 1F position on carbon steel 2.6. you make fillet welds in the 2F position on carbon steel 2.7. you make fillet welds in the 3F position on carbon steel 2.8. you make fillet welds in the 4F position on carbon steel 2.9. you make groove welds in the 1G position on carbon steel you make groove welds in the 2G position on carbon steel you make groove welds in the 3G position on carbon steel you make groove welds in the 4G position on carbon steel you set up for GMAW (spray) operations on carbon steel you operate GMAW (spray) equipment on carbon steel you make fillet welds (spray transfer) in the 1F position on carbon steel you make fillet welds (spray transfer) in the 2F position on carbon steel you make groove welds (spray transfer) in the 1 G position on carbon steel you perform weld inspection you make welds in accordance with an applicable welding procedure specification your performance is in compliance with AWS EG2.0 or equivalent Course Competencies

3 1. Identify GMAW equipment components Domain Cognitive Level Knowledge Status Active 1.1. on a written exam 1.2. through a performance demonstration 1.3. in the classroom and/or shop - Performance will be satisfactory when: 1.1. learner lists the components for the GMAW process 1.2. learner assembles all parts to use GMAW process 1.3. learner connects components correctly 1.a. Outline gas metal arc welding principles of operation 1.b. Cite GMAW advantages and limitations 1.c. Relate GMAW terms and definitions 1.d. List safety hazards associated with the GMAW process 1.e. Identify GMAW equipment components 1.f. List steps for safe handling of gas cylinders 1.g. Complete statements about electrical safety requirements for GMAW 1.h. Relate GMAW amperage capacity to duty cycle 2. Set up GMAW equipment for welding plain carbon steel Domain Psychomotor Level Practice Status Active 2.1. through a performance demonstration 2.2. in the classroom and shop - Performance will be satisfactory when: 2.1. learner sets up and adjusts the voltage 2.2. learner adjusts the wire speed 2.3. learner selects the proper wire size 2.a. Match GMAW power source controls with their functions 2.b. Match GMAW wire feed unit controls with their functions 2.c. Identify methods for feeding electrodes used for welding plain carbon steel 2.d. Match parts of the GMAW gun with their functions 2.e. Identify the types of shielding gases used for GMAW plain carbon steel 2.f. Select the proper flow rate for the appropriate GMAW shielding gas 2.g. Discuss characteristics of short circuit metal transfer method 2.h. Discuss characteristics of spray transfer method 2.i. Discuss characteristics of pulse spray transfer method 2.j. Identify maintenance requirements for GMAW equipment 2.k. Interpret GMAW filler metal classification number 2.l. Identify GMAW filler metal by referencing AWS filler metal classification and specification numbers 2.m. Select the correct GMAW filler metal for the welding of plain carbon steel 2.n. Define electrical terms related to GMAW 2.o. Outline procedure for setting up GMAW equipment when welding plain carbon steel 2.p. Solve problems related to GMAW equipment troubleshooting 2.q. Identify weld faults associated with the GMAW process 3. Make GMAW surfacing welds with short circuit and spray transfer in the flat position on plain carbon steel

4 Domain Psychomotor Level Practice Status Active 3.1. through a performance demonstration 3.2. in the classroom and shop - Performance will be satisfactory when: 3.1. learner make welds that pass the visual requirements of AWS Specification QC10-table 1 for all surfacing welds 3.2. learner makes welds that include single and multiple pass surfacing welds 3.a. Identify essential variables for GMAW with short circuit and spray transfer on plain carbon steel 3.b. Identify the correct type and size filler metal for GMAW plain carbon steel using the short circuit and spray transfer method 3.c. List the correct type of shielding gas and flow rate for GMAW plain carbon steel with the short circuit and spray transfer method 3.d. Adjust parameters for single and multiple pass welds in the flat position for short circuit and spray transfer with plain carbon steel 4. Make welds in the flat and horizontal positions on plain carbon steel using the GMAW-S process Domain Psychomotor Level Practice Status Active 4.1. by completing welds 4.2. in the shop 4.3. on plain carbon steel 4.4. using AWS-1-GMAW-S process - Performance will be satisfactory when: 4.1. weld passes the AWS Specification QC10 visual requirements for fillet welds performed with GMAW-S on plain carbon steel 4.2. weld includes single pass fillet welds on a lap joint in the 1F (flat) and 2F (horizontal) positions within a thickness range of 18 ga. - 3/8 in weld includes single and multiple pass fillet welds on a tee joint in the 1F (flat) and 2F (horizontal) position within a thickness range of 18 ga. - 3/8 in weld includes single pass fillet welds on an outside corner joint in the 1F (flat) and 2F (horizontal) position within a thickness range of 18 ga. - 3/8 in weld includes single pass butt weld joint in the 1F (flat) and 2F (horizontal) position within a thickness range of 18 ga. - 3/8 in. 4.a. Interpret welding procedure specification AWS-1-GMAW-S 4.b. Determine fillet weld essential variables for performance of fillet welds in all positions on plain carbon steel using the GMAW-S process 4.c. Demonstrate safe arc welding practices while performing GMAW-S fillet welds in all positions on plain carbon steel 4.d. Visually inspect GMAW-S fillet welds for compliance with AWS Specification QC10 table 1 4.e. Interpret GMAW-S fillet weld symbols for location, size, and extent of weld 5. Distinguish the different macro grain structures Domain Cognitive Level Analysis Status Active 5.1. on written exams 5.2. in lab activities

5 - Performance will be satisfactory when: 5.1. learner identifies various grain structures 5.2. learner identifies the metallurgical effects of heat in the welding process 5.a. Differentiate between different space lattices, grain structures, and grain boundaries in metals 5.b. Associate grains and grain boundaries and how welding and the heat affected zone changes them Course Learning Plans and Performance Assessment Tasks Type Title Source Status LP Unit 1 Course Active LP Unit 2 Course Active LP Unit 3 Course Active LP Unit 4 Course Active LP Unit 5 Course Active LP Unit 6 Course Active LP GMAW Equipment Course Active LP Set Up Course Active LP Surfacing Welds - Short Circuit & Spray Transfer Course Active LP Fillet Welds - Plain Carbon Steel Course Active LP Groove Welds - Plain Carbon Steel Course Active LP Workmanship Weldment Course Active LP Fillet Welds - Aluminum Sheet Metal Course Active LP Groove Welds - Aluminum Course Active LP Fillet Welds - 3XX Stainless Steel Course Active LP Groove Welds - 3XX Stainless Steel Course Active LP Fillet Welds - Spray Transfer Course Active LP Groove Welds - Spray Transfer Course Active LP SMAW - Introduction Course Active LP SMAW - Set-Up Course Active LP Surfacing Welds Course Active LP Fillet Welds Course Active LP Groove Welds Course Active LP Surfacing Welds with Stainless Steel Electrodes Course Active LP Fillet Welds Using Stainless Steel Electrodes Course Active LP Safety Course Active LP Set Up Course Active LP Surfacing Welds - Gas Shielded Course Active LP Fillet Welds - Gas Shielded Course Active

6 LP Groove Welds - Gas Shielded Course Active LP Surfacing Welds - Self Shielded Course Active LP Fillet Welds - Self Shielded Course Active LP Groove Welds - Self Shielded Course Active LP Safety Course Active LP Set Up Course Active LP Surfacing Welds Course Active LP Fillet Welds - Plain Carbon Steel Course Active LP Groove Welds - Plain Carbon Steel Course Active LP Workmanship Weldment - Plain Carbon Steel Course Active LP Fillet Welds - Aluminum Course Active LP Groove Welds - Aluminum Course Active LP Workmanship Weldment - Aluminum Course Active LP Fillet Welds - 3XX Stainless Steel Course Active LP Groove Welds - 3XX Stainless Steel Course Active LP Workmanship Weldment - 3XX Stainless Steel Course Active LP Learning Plan 1 Course Active LP Learning Plan 2 Course Active LP Learning Plan 3 Course Active LP Learning Plan 4 Course Active LP Learning Plan 5 Course Active LP Learning Plan 6 Course Active LP Learning Plan 7 Course Active