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|Discipline and Nbr:
Beginning Welding: Fundamentals
|Units||Course Hours per Week|| ||Nbr of Weeks||Course Hours Total
|Maximum||2.00||Lecture Scheduled||1.00||17.5 max.||Lecture Scheduled||17.50
|Minimum||2.00||Lab Scheduled||3.00||8 min.||Lab Scheduled||52.50
| ||Contact DHR||0|| ||Contact DHR||0
| ||Contact Total||4.00|| ||Contact Total||70.00
| ||Non-contact DHR||0|| ||Non-contact DHR Total||0
Title 5 Category:
AA Degree Applicable
00 - Two Repeats if Grade was D, F, NC, or NP
Also Listed As:
| ||Total Out of Class Hours: 35.00||Total Student Learning Hours: 105.00||
This course provides a general overview of the fundamentals of arc and oxy-acetylene welding and cutting. This course includes hands-on practice.
Eligibility for ENGL 100 or ESL 100
Limits on Enrollment:
Schedule of Classes Information
Fundamentals of arc and oxy-acetylene welding and cutting.
Recommended:Eligibility for ENGL 100 or ESL 100
Limits on Enrollment:
Repeatability:00 - Two Repeats if Grade was D, F, NC, or NP
ARTICULATION, MAJOR, and CERTIFICATION INFORMATION
Certificate Applicable Course
Outcomes and Objectives:
At the conclusion of this course, the student should be able to:
|CSU GE:||Transfer Area|| ||Effective:||Inactive:
|IGETC:||Transfer Area|| ||Effective:||Inactive:
|CSU Transfer:||Transferable||Effective:||Fall 1981||Inactive:||Fall 2019
Upon completion of this course, students will be able to:
1. Describe and demonstrate principles of welding safety.
2. Identify components of oxy-acetylene welding and cutting equipment.
3. Recognize a transformer, rectifier and motor generator type welding machine.
4. Explain electrical terms, including AC and DC welding current.
5. Identify components of shielded metal arc welding equipment.
6. Set up and place in operation oxy-acetylene and shielded metal arc welding equipment.
7. Differentiate between plain carbon steel, alloy steel and ferrous metals.
8. Produce a sample butt joint, lap joint, fillet weld and braze welded fillet using the oxy-acetylene welding process.
9. Produce a sample of free hand flame cutting and straight line beveling and piercing.
10. Produce a sample of stringer beads, padding, weaving in the flat position, a multipass filet weld in the horizontal position, a lap joint and a fillet weld in the vertical down position using shielded metal arc welding..
11. Identify filler metals for oxy-acetylene and arc welding.
12. Recognize a light medium and heavy flux coated arc welding electrode.
Topics and Scope
I. Shielded Metal Arc Equipment
A. Arc welding safety
B. Electrical terms
C. Welding machines
D. Personal equipment
E. Shop equipment
F. Basic welding terms
II. Oxy-Acetylene Equipment
A. Oxy-acetylene safety
B. Oxy-acetylene chemistry
C. Compressed gas cylinders
D. Pressure regulators
E. Hose, torches and tips
A. Steel production
B. Ferrous metals
C. Alloy steels
D. Effects of heat during welding
E. Metals identification
IV. Striking an Arc
A. Arc welding electrode selection
B. Adjusting equipment
C. Running short beads
D. Running continuous beads
E. Weaving the electrode
F. Fillet welds
G. Vertical down beads
H. Joint design
I. Manipulative practice
V. Oxy-acetylene Welding
A. Tip selection and flame settings
B. Torch position and motion
C. Selecting a filler rod
D. Laying beads with a filler rod
E. Joint design
F. Butt joint, lap joint and fillet welds
G. Manipulative practice
VI. Flame Cutting
A. Cutting safety
B. Cutting torches
C. Gas pressure settings
D. Flame settings
E. Torch manipulation
F. Manipulative practice
A. Joint preparation
B. Filler rod selection
C. Flame settings
E. Temperature control
F. Manipulative practice
1. Weekly reading assignments, 10 - 15 pages.
2. Regular quizzes (5 to 10) based on reading (including handouts developed by instructor and from manufacturers).
3. Homework problems, including safety handouts.
4. Practical skills assignments and welding samples.
5. Midterm; final exam.
Methods of Evaluation/Basis of Grade.
Representative Textbooks and Materials:
|Writing: Assessment tools that demonstrate writing skill and/or require students to select, organize and explain ideas in writing.||Writing
0 - 0%
|This is a degree applicable course but assessment tools based on writing are not included because problem solving assessments and skill demonstrations are more appropriate for this course.
|Problem solving: Assessment tools, other than exams, that demonstrate competence in computational or non-computational problem solving skills.||Problem Solving
5 - 10%
|Skill Demonstrations: All skill-based and physical demonstrations used for assessment purposes including skill performance exams.||Skill Demonstrations
40 - 60%
|Skills assignments and welding samples||
|Exams: All forms of formal testing, other than skill performance exams.||Exams
20 - 40%
|Quizzes, Mid-term and Final exam||
|Other: Includes any assessment tools that do not logically fit into the above categories.||Other Category
0 - 10%
Instructor prepared materials.