CCOG for WLD 225 archive revision 202201

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Effective Term:
Winter 2022 through Spring 2024

Course Number:
WLD 225
Course Title:
Gas Tungsten Arc Welding: (Mild Steel) Pipe II
Credit Hours:
4
Lecture Hours:
0
Lecture/Lab Hours:
80
Lab Hours:
0

Course Description

Develops knowledge and skills required to weld two-inch diameter schedule 80 mild steel pipe in the 5G and 6G positions using the gas tungsten arc welding (GTAW) process. Audit available.

Addendum to Course Description

This is an 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 and oxyfuel cutting.  

Intended Outcomes for the course

Upon completion of the course students should be able to:

  • Function safely in the PCC Welding Lab.
  • Interpret blueprints to accurately layout, prepare and assemble pipe joints to specified tolerances.
  • Demonstrate welding 2 inch schedule 80 mild steel pipe in the 5G and 6G positions to ASME Section IX Code quality standards.  
  • Apply visual examination principles and practices in accordance with ASME Section IX.

Course Activities and Design

Welding lec/lab courses are Open -Entry and Open Exit (OE/OE) and are offered concurrently. Courses are designed to meet the needs of the student with flexible scheduling options. Students may attend full time or part time. This is an OE/OE course which does not align with the normal academic calendar.

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, welding tests and task performance.

Course Content (Themes, Concepts, Issues and Skills)

Function safely in the PCC Welding lab.

  • Understand and practice personal safety by using proper protective gear
  • Understand and practice power tool safety
  • Understand and maintain a safe work area
  • Recognize and report dangerous electrical and air/gas hose connections

Interpret blueprints to accurately layout, prepare and assemble weld joints.

  • Interpret lines, symbols, views and notes
  • Layout material per drawing specification
  • Assemble and weld project per specification  

Demonstrate welding 2 inch schedule 80 mild steel pipe in the 5G and 6G positions to ASME Section IX Code quality standards.

  • Demonstrate correct welding techniques
  • Follow welding procedure
  • Demonstrate visual examination principles and practices in accordance with ASME Section IX

Apply visual examination principles and practices in accordance with ASME Section IX.

  • Evaluate welds using appropriate welding inspection tools
  • Assess weld discontinuities causes and corrections.