SRJC Course Outlines

7/14/2024 6:52:25 AMWELD 70 Course Outline as of Summer 2009

Changed Course

Discipline and Nbr:  WELD 70Title:  BEGINNING WELDING  
Full Title:  Beginning Welding: Fundamentals
Last Reviewed:11/13/2023

UnitsCourse Hours per Week Nbr of WeeksCourse Hours Total
Maximum2.00Lecture Scheduled1.0017.5 max.Lecture Scheduled17.50
Minimum2.00Lab Scheduled3.008 min.Lab Scheduled52.50
 Contact DHR0 Contact DHR0
 Contact Total4.00 Contact Total70.00
 Non-contact DHR0 Non-contact DHR Total0

 Total Out of Class Hours:  35.00Total Student Learning Hours: 105.00 

Title 5 Category:  AA Degree Applicable
Grading:  Grade Only
Repeatability:  00 - Two Repeats if Grade was D, F, NC, or NP
Also Listed As: 
Formerly:  WELD 70A

Catalog Description:
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Fundamentals of arc and oxy-acetylene welding and cutting.


Recommended Preparation:
Eligibility for ENGL 100 or ESL 100

Limits on Enrollment:

Schedule of Classes Information
Description: Untitled document
Fundamentals of arc and oxy-acetylene welding and cutting.
(Grade Only)

Recommended:Eligibility for ENGL 100 or ESL 100
Limits on Enrollment:
Transfer Credit:CSU;
Repeatability:00 - Two Repeats if Grade was D, F, NC, or NP


Associate Degree:Effective:Inactive:
CSU GE:Transfer Area Effective:Inactive:
IGETC:Transfer Area Effective:Inactive:
CSU Transfer:TransferableEffective:Fall 1981Inactive:Fall 2019
UC Transfer:Effective:Inactive:

Certificate/Major Applicable: Certificate Applicable Course


Outcomes and Objectives:
At the conclusion of this course, the student should be able to:
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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 the principle of the AC and DC welding current.
5.   Identify components of gas metal arc welding equipment.
6.   Set up and place in operation oxy-acetylene, arc and gas metal arc welding equipment.
7.   Differentiate between plain carbon steel, alloy steel, ferrous and non-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.  Produce a sample lap joint, fillet weld using the gas metal arc process.
12.  Identify filler metals for oxy-acetylene and arc welding.
13.  Recognize a light medium and heavy flux coated arc welding electrode.

Topics and Scope
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I.     Shielded Metal Arc
      A.  Arc welding safety
      B.  Electrical terms
      C.  Welding machines
      D.  Personal equipment
      E.  Shop equipment
      F.  Basic welding terms
II.    Oxy-Acetylene
      A.  Oxy-acetylene safety
      B.  Oxy-acetylene chemistry
      C.  Compressed gas cylinders
      D.  Pressure regulators
      E.  Hose, torches and tips
III.   Metallurgy
      A.  Steel production
      B.  Ferrous and non-ferrous metals
      C.  Alloy steels
      D.  Effects of heat during welding
      E.  Heat treating
      F.  Case hardening
      G.  Metals identification
IV.    Striking and Arc
      A.  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.     Carrying Puddles
      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.  Manipulative practice
VI.    Flame Cutting
      A.  Cutting safety
      B.  Cutting torches
      C.  Gas pressure settings
      D.  Flame settings
      E.  Torch manipulation
      F.  Manipulative practice
VII.   Brazing
      A.  Joint preparation
      B.  Filler rod selection
      C.  Flame settings
      D.  Fluxes
      E.  Temperature control
      F.  Manipulative practice
VIII.  Gas Metal Arc Welding (MIG)
      A.  MIG safety
      B.  Power sources
      C.  Shielding gases
      D.  Wire feeders
      E.  Guns and barrels
      F.  Consumable wire
      G.  Manipulative practice

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1. Weekly reading assignments, 10 - 15 pages.
2. Regular quizzes based on reading (including handouts developed by instructor and from manufacturers).
3. Homework problems, including safety handouts.
4. Practical skills assignments and exams.
5. Midterm; final exam.

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%
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%
Homework problems
Skill Demonstrations: All skill-based and physical demonstrations used for assessment purposes including skill performance exams.Skill Demonstrations
40 - 60%
Skills assignments and exams
Exams: All forms of formal testing, other than skill performance exams.Exams
20 - 40%
Multiple choice, True/false
Other: Includes any assessment tools that do not logically fit into the above categories.Other Category
0 - 10%
Attendance and participation

Representative Textbooks and Materials:
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Instructor prepared materials.

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