- Course Number:
- WLD 216
- Course Title:
- Miscellaneous Electrodes & Advanced Positions
- Credit Hours:
- Lecture Hours:
- Lecture/Lab Hours:
- Lab Hours:
- Special Fee:
Course DescriptionDevelops knowledge and manipulative skills in the use of a variety of electrodes when welding complex joints and welding positions. Department permission required. Audit available.
Addendum to Course Description
This is a outcome based course utilizing a lecture/lab format. This course includes classroom discussions, videotapes, and lab demonstrations covering technical skills. Course outcomes will include; theoretical concepts, layout, fabrication, welding, oxyfuel cutting, safety and environmental awareness communication, computations, and human relations.
Intended Outcomes for the course
- Function safely in the PCC Welding Shop.
- Demonstrate professional work ethics (Habits)
- Operate oxyfuel portable and track cutting systems in accordance with industry standards
- Interpret drawing and symbols to accurately layout a project; prepare and assemble to specified tolerances; and weld joints in accordance to AWS D1.1
- Weld common joints with a variety of electrodes to code quality standards in the flat, horizontal, vertical, overhead positions
Outcome Assessment Strategies
The student will be assessed on his/her ability to demonstrate the development of course outcomes. The methods of assessment may include one or more of the following: oral or written examinations, quizzes, written assignments, visual inspection techniques, welding tests, safe work habits, task performance and work relations.
Course Content (Themes, Concepts, Issues and Skills)
Function safely in the PCC Welding Shop
- Understand and practice personal safety by using proper protective gear.
- Understand and practice hand tool and power tool safety.
- Understand and practice equipment safety for welding and oxy fuel cutting systems.
- Understand and maintain a safe work area.
Recognize and report dangerous electrical and air/gas hose connections.
Understand and practice fire prevention.
- Access and explain the importance Material Safety Data Sheets (MSDS).
Demonstrate professional work ethics (Habits)
- Track training hours on time card
- Perform projects in accordance to specifications and procedures
- Follow directions in a positive manner
- Manage time productively
- Respects equipment and others
- Demonstrate skill in problem solving and decision making
Apply math and science concepts to the welding related process.
- Converting Decimal Inches to Nearest Sixteenth of an Inch
- On Metric Conversions Converting to Larger and Smaller Metric Units
- Converting within the Metric System
- Metric to Metric
- E7018 Low-Hydrogen Electrode and E6011Cellulosic Electrode
- Benefits and Limitations of E7018 vs. E6011
- Significance of Constant Current for SMAW
- Use of Iron Powder
- Austenitic Stainless Steel Welding
- Stainless Steel Welding with 308 and 308L Electrodes
- Electrode Overheating
- Types of 308 Covered Electrodes
- Solidification Cracking in Austenitic Stainless Steel Welds
- Example of the use of the WRC-1992 Diagram
- Welding with 309 and 309L Electrodes
- Cast Iron Welding with Nickel-Based Electrodes
- Cast Iron Welding with Cast Iron Electrodes
- Use of Nickel Based Electrodes (ENi-CI and EniFe-CT)
- Aluminum Welding
- Cleaning Action with DECP and AC Welding
- Cracking in Aluminum Alloys
- Porosity in Aluminum Weld Metal
Operate oxy-acetylene portable and track cutting systems in accordance with industry standards
- Demonstrate correct setup and shutdown procedures for the hand cutting and track cutting systems.
- Perform oxy fuel cutting with guided practice.
Interpret drawing and symbols to accurately layout, prepare and assemble weld joints
- Interpret lines, symbols and verbiage on project drawing
- Layout material per drawing specifications
- Use the oxyfuel cutting process to cut material to specified dimensions
- Grind material to meet specifications
- Assemble weld project per specification
Weld common joints with the various electrodes to code quality standards in the flat, horizontal, and vertical positions
- Use correct terminology.
Define terms used in the SMAW process
- Equipment identification, setup, shut down, and principles of operation for SMAW
Power source identification and adjustment
Welding lead, connections, inspection, and use
Electrode identification, characteristics, and use
- Know essential variables of SMAW by demonstrating the effects of the following variables: current, travel speed, electrode angle and arc length
Demonstrate correct welding techniques in the following projects:
Pipe to Plate
Thick to thin (12Gau. To 3/8)
E-6011 or E-6013
- Demonstrate visual examination principles and practices