8/31/2024 11:18:59 PM |
| New Course (First Version) |
CATALOG INFORMATION
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Discipline and Nbr:
WELD 70B | Title:
ARC & ACETYL WELD |
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Full Title:
Arc & Oxy-Acetylene Welding |
Last Reviewed:3/12/2012 |
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 | 17 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 |
| Total Out of Class Hours: 35.00 | Total Student Learning Hours: 105.00 | |
Title 5 Category:
AA Degree Applicable
Grading:
Grade Only
Repeatability:
05 - May Be Taken for a Total of 4 Units
Also Listed As:
Formerly:
Catalog Description:
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Arc and oxy-acetylene welding and cutting.
Prerequisites/Corequisites:
Weld 70A.
Recommended Preparation:
Limits on Enrollment:
Schedule of Classes Information
Description:
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All-position arc welding, certifications, heli-arc, M.I.G. & fabrication techniques. Emphasis on projects & repairs.
(Grade Only)
Prerequisites:Weld 70A.
Recommended:
Limits on Enrollment:
Transfer Credit:CSU;
Repeatability:05 - May Be Taken for a Total of 4 Units
ARTICULATION, MAJOR, and CERTIFICATION INFORMATION
Associate Degree: | Effective: | | Inactive: | |
Area: | | |
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CSU GE: | Transfer Area | | Effective: | Inactive: |
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IGETC: | Transfer Area | | Effective: | Inactive: |
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CSU Transfer: | Transferable | Effective: | Fall 1981 | Inactive: | Fall 2018 |
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UC Transfer: | | Effective: | | Inactive: | |
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C-ID: |
Certificate/Major Applicable:
Certificate Applicable Course
COURSE CONTENT
Outcomes and Objectives:
At the conclusion of this course, the student should be able to:
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The student will:
1. Demonstrate the ability to carry out safe welding practices.
2. Identify the five basic types of welding joints.
3. Prepare a sample of cast iron for welding.
4. Set up and place in operation arc, oxy-acetylene, gas
tungsten and gas metal arc welding equipment.
5. Demonstrate air arc principles.
6. Identify filler metals by American Welding Society specifica-
tions.
7. Demonstrate welding in flat, horizontal and vertical postions.
8. Prepare plates for certification test in accordance with
A.W.S.D. 1.1 structure code.
9. Describe the metal surfacing processing.
10. Discuss the reasons for preheating in welding.
11. Assemble gas tungsten/gas metal arc welding equipment
for welding.
12. Identify common sheilding gasses for welding mild steel,
stainless steel and aluminum with the gas metal arc
welding process.
13. Demonstrate ability to weld in all positions with shielded
metal arc, gas metal arc.
14. Achieve a passing score (75%) on written examinations.
15. Achieve a passing score (75%) on manipulative skill
development demonstrations.
Topics and Scope
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I. Shielded Metal Arc
A. Arc welding safety
B. Fillet welds, flat position
C. Fillet welds, vertical position
D. Single V-butt joints, flat, horizontal, and vertical
positions
E. Welding cast iron
F. Hardfacing
G. Manipulative practice
II. Oxy-Acetylene
A. Oxy-acetylene safety
B. Butt and lap joints, horizontal position
C. Butt and lap joints, vertical position
D. Brazing cast iron
E. Case hardening
F. Hardfacing
G. Automatic flame cutting
H. Preheating and post-heating
I. Manipulative practice
III. Gas Metal Arc (MIG)
A. Mig safety
B. Power sources
C. Shielding gases
D. Wire feeders
E. Guns and barrels
F. Consumable wire
G. Manipulative practice
IV. Gas Tungsten Arc Welding (TIG)
A. Tig safety
B. Power sources
C. Torches
D. Sheilding gases
E. Tungsten electrodes
F. Metal preparation
G. Filler rod
H. Manipulative practice
V. Air Arc Cutting
A. Arc cutting safety
B. Equipment
C. Carbon electrodes
D. Machine settings
E. Manipulative practice
VI. Flame Cutting
A. Flame cutting safety
B. Manual
C. Automatic
D. Torches and tips
E. Gas pressure settings
F. Torch manipulation
G. Manipulative practice
VII. Metal Surfacing
A. Wear problems
B. Material selection
C. Process selection
D. Metal spraying
E. Case hardening
VIII. Plasma Arc Cutting
A. Plasma arc cutting safety
B. Power source
C. Torches and nozzles
D. Cutting gases metals
E. Ferrous and nonferrous metals
F. Cutting techniques
Assignments:
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Include weekly eading assignments, regular quizes based on reading
(including handouts developed by instructor and from manufacturers),
practical skills assignments and tests. Course information will
be supplemented by films and videos.
Methods of Evaluation/Basis of Grade.
Writing: Assessment tools that demonstrate writing skill and/or require students to select, organize and explain ideas in writing. | Writing 0 - 0% |
None | |
Problem solving: Assessment tools, other than exams, that demonstrate competence in computational or non-computational problem solving skills. | Problem Solving 0 - 10% |
Homework problems, Quizzes, Exams | |
Skill Demonstrations: All skill-based and physical demonstrations used for assessment purposes including skill performance exams. | Skill Demonstrations 0 - 60% |
Class performances, Performance exams | |
Exams: All forms of formal testing, other than skill performance exams. | Exams 0 - 10% |
Multiple choice, True/false, Matching items, Completion | |
Other: Includes any assessment tools that do not logically fit into the above categories. | Other Category 0 - 10% |
ATTENDANCE | |
Representative Textbooks and Materials:
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WELDING SKILLS, Giachino-Weeks
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