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Main · Technical Careers · Trades Technology

Combination Welding
WELD-103

  • Spring 2021
  • Section All
  • 4 Credits
  • 01/11/2021 to 05/10/2021
  • Modified 12/16/2020

Description

This is a beginning theory and practice course which will introduce the safe operations and applications of oxyacetylene welding, torch cutting, plasma cutting, brazing and shielded metal arc welding. Practice will consist of these methods of joining steel in the horizontal, flat and vertical positions. Destructive testing will also be provided. (F, Sp, Su)

Requisites

Prerequisite Courses: None
Placement Scores: Reading Level 3 and Writing Level 2
Recommended: Math Level 3

Course Note: Students need to bring their own safety glasses, pliers, leather welding gloves and leather work boots to start welding on the first day of class.

Contact Hours

Lecture

 32

Lab

64

Other

0

Total Hrs

96

Course Topics

  1. Safety and Fundamentals
  2. Gas Welding
  3. Brazing and Soldering
  4. Oxyacetylene Cutting (OAC)
  5. SMAW Fundamentals  E-6010 and E-7018
  6. Plasma Arc and Air Carbon Arc Cutting

Student Learning Outcomes

Upon successful completion of this course, students should be able to:

  1. Welding Safety & Fundamentals
    1. Choose the protection that should be worn for welding.
    2. Demonstrate cautionary handling of high pressure cylinders.
    3. Describe how to ventilate a welding area.
    4. Explain how to avoid electric shock.
    5. Identify and avoid possible health hazards for welding.
    6. Prevent fires in the welding shop.
    7. Identify and explain the safety devices built into oxygen and acetylene tanks.
    8. Distinguish between a fillet and groove weld.
    9. List the five basic welding joints.
    10. Name the four weld positions.
    11. Apply the Five Essentials of welding.
    12. Identify the parts of a weld, such as toes, legs, throat, fusion, and root.
    13. Identify discontinuities and defects including overlap, undercut, and porosity, and use nondestructive and destructive testing to evaluate welds.
  2. Gas Welding
    1. Explain how oxygen and acetylene are made and stored.
    2. Determine tank pressures when the tanks are full.
    3. Evaluate the similarities and differences between oxidizing, neutral, and carburizing flames and apply to various situations.
    4. Identify and explain the uses of various parts of an oxyacetylene torch.
    5. Demonstrate and/or explain the use of welding equipment to troubleshoot malfunctions and backfires.
    6. Demonstrate the use of tip cleaners.
    7. Interpret oxyacetylene tip chart by choosing the correct tips for various base metals and different metal thickness.
    8. Determine if regulators, both single and double stage, are functioning safely.
    9. Explain the steel designation system.
    10. Explain the elements of mild steel and the three categories of mild steel and weldability.
  3. Brazing and Soldering
    1. Apply safety principles to brazing.
    2. Define the terms soldering, brazing, and braze welding.
    3. Explain the advantages and disadvantages of brazing.
    4. Clean, assemble, and perform required brazing joints.
    5. Describe the functions of fluxes in making brazing joints.
    6. Identify different alloys and the temperature differences in brazing and soldering.
  4. Oxyacetylene Cutting (OAC)
    1. Explain how the flame cutting process works.
    2. Set up an oxyacetylene cutting torch.
    3. Safely use an oxyacetylene gas cutting torch to make a variety of cuts.
    4. Clean a cutting tip.
    5. Check tip seal for leaks.
  5. SMAW Fundamentals E-6010 and E-7018
    1. Set up and safely operate shielded metal arc welding equipment.
    2. Identify the different types of power supplies used in welding.
    3. Use SMAW power supplies.
    4. List the Five Essentials of welding.
    5. Explain the advantages and disadvantages of SMAW.
    6. Explain the fundamentals of alternating and direct current; as well as the application and principles of polarity.
    7. Explain and determine the amperage and voltage used, and the variables of amperage, for different material thicknesses.
    8. Describe the primary electrical device that is used to produce low-voltage, high-amperage current.
    9. Explain and demonstrate how to minimize and relieve stress and distortion.
    10. Choose the types of electrodes for different applications.
    11. Identify ferrous metals and non-ferrous metals.
    12. Use the American Welding Society (AWS) electrode classification system.
  6. Plasma Arc & Air Carbon Arc Cutting
    1. Demonstrate safety procedures for plasma arc cutting.
    2. Describe an electrical plasma.
    3. Explain how a plasma cutting machine and torch function.
    4. Set up and operate plasma arc cutting equipment
    5. Identify plasma arc cutting accessories.
    6. List the advantages and disadvantages of using a plasma arc cutting torch.
    7. Demonstrate safety procedures for carbon arc gouging.
    8. Set up and operate carbon arc gouging equipment.
    9. Explain the difference between a CAC-A torch and an electrode holder.
    10. Identify the base metals and electrodes used in CAC-A.

Materials

Tools, Equipment or Apparel (Required of the Student)

Safety glasses, pliers, welding gloves, leather shoes, long sleeve shirt and long pants with no cuffs.

Evaluation

Student Electronic Access to Grades

D2L is the College’s Course Management System which includes a gradebook function allowing students access to their grades in order to receive timely and meaningful feedback on their progress in the course at any time. These grades will align with the Evaluation Criteria listed in this syllabus. D2L is accessed through the MyLCC page.

Whenever practicable, results for graded items should be posted electronically within 48 hours after the instructor has completed the grading process for the items, and final grades for the course should be entered no later than the specified grading day.

Criteria

Types of evaluations and related weights
Type Weight Topic Notes
Exams or Tests 15%
Final Exam 15%
Projects 60%
Quizzes 10%

Breakdown

College Standard

 

 

 

College Grading Standards

Recommended Guidelines for Student Grades

4.0  --- Excellent

4.0     ---     91 – 100%

3.5  --- ---------

3.5     ---     86 – 90%

3.0  --- Good

3.0     ---     81 – 85%

2.5  --- ---------

2.5     ---     76 – 80%

2.0  --- Satisfactory

2.0     ---     71 – 75%

1.5  --- ---------

1.5     ---     66 – 70%

1.0  --- Poor

1.0     ---     60 – 65%

0.0  --- --------

0.0     ---       0 – 59%

Course Policies

Class Attendance/Participation

Other

Extra Credit

Extra credit may be available in this course. This information is provided by the section instructor.

Institutional Policies

Transfer Potential

For transfer information, please consult the LCC Transfer webpage.  In addition, the Michigan Transfer Network website allows students the ability to search courses and discover how those courses transfer to colleges and universities statewide.

The Michigan Transfer Agreement (MTA) simplifies the transfer of students from one Michigan institution to another. For the most current information, see the LCC General Education webpage.

For additional transfer information contact the Academic Advising Center in the Gannon Building - Star Zone, (517) 483-1904.

Disability Statement

Students with disabilities who believe that they may need accommodations in this class are encouraged to contact the Center for Student Access, Gannon Building, Star Zone - Center for Student Support, via the Center for Student Access website, or by calling (517) 483-5323 as soon as possible to better ensure that such accommodations are implemented in a timely fashion.

Student Code of Conduct and General Rules and Guidelines

LCC supports a positive learning environment that provides opportunities for student success. The College recognizes the value and importance of a safe and orderly learning environment that encourages honesty, integrity, and ethical conduct. The Student Code of Conduct and General Rules and Guidelines ensure the protection of student rights and the health and safety of the College community, as well as aid in the efficient operation of College programs. In addition, the College has established procedures for addressing reports of alleged violations.                 

It is the responsibility of the student to be familiar with, and abide by, the Student Code of Conduct, as well as the General Rules and Guidelines. Furthermore, the instructor may establish reasonable guidelines within the classroom environment. Violations of the Student Code of Conduct and General Rules and Guidelines may be reported to the Office of Student Compliance.

Enrollment Verification

Class attendance and participation are essential to student success. Instructors will update class rosters by the 8th day after the start date of sections less than 8 weeks long, and by the 15th day after the start date of sections 8 weeks or longer to accurately reflect student enrollment in each course. Students who have not attended by these dates may be administratively dropped and responsible for any required tuition and fee charges.

Academic Success Coaches

At Lansing Community College, student success is our top priority.  Our Academic Success Coaches mentor students to help them meet their educational, personal and career goals.  LCC faculty or staff may refer you to an Academic Success Coach if they recognize that mentoring or assistance may be helpful to you. Please monitor your LCC email for referral notifications.  Your participation in academic success coaching is voluntary.

In addition, we encourage you to contact an Academic Success Coach on your own if you need help, guidance or assistance to reach your goals.  To contact an Academic Success Coach, call (517) 483-1422, email [email protected], or visit the Academic Success Coaching Team website for more information.

Nondiscrimination Statement

Lansing Community College is committed to providing equal employment opportunities and equal education for all persons regardless of race, color, sex, age, religion, national origin, creed, ancestry, height, weight, sexual orientation, gender identity, gender expression, disability, familial status, marital status, military status, veteran’s status, or other status as protected by law, or genetic information that is unrelated to the person’s ability to perform the duties of a particular job or position or that is unrelated to the person’s ability to participate in educational programs, courses services or activities offered by the college.

The following individuals have been designated to handle inquiries regarding the nondiscrimination policies: Equal Opportunity Officer, Washington Court Place, 309 N. Washington Square Lansing, MI 48933, 517-483-1730; Employee Coordinator 504/ADA, Administration Building, 610 N. Capitol Ave. Lansing, MI 48933, 517-483-1875; Student Coordinator 504/ADA, Gannon Building, 411 N. Grand Ave. Lansing, MI 48933, 517-483-1885; Sarah Velez, Human Resource Manager/Title IX Coordinator, Administration Building, 610 N. Capitol Ave. Lansing, MI 48933, 517-483-1874; Christine Thompson, Student Title IX Coordinator, Gannon Building, 411 N. Grand Ave. Lansing, MI 48933, 517-483-1261.

Compliance with COVID-19 Safety Precautions

All students, employees and visitors have a part to play in keeping the LCC community safe.  Everyone entering campus is required to adhere to the safety measures as outlined on the Spring Refresh 2021 webpage. Reports of noncompliance will be submitted to the Student Compliance Office for appropriate action.  Students with questions or concerns should email [email protected].

Media Release Statement

Photographs, pictures, slides, movies, video, or other media coverage of students may be taken for College-related business, in connection with their enrollment or participation in LCC activities without compensation from LCC, its Trustees, officers, directors, employees, students and agents of each of them, and photographs, pictures, slides, movies, video, or other media coverage of students may be used for any legal purposes.

Additional Items

Course Practices

SAFETY RULES

  1. Leather type shoes are required to protect students from welding sparks, etc. (no canvas type or open type shoe will be accepted in the welding lab.)
  2. Long sleeve shirts and long pants with no cuffs are required. Cotton shirts are recommended. Synthetic material will not resist sparks and are potentially dangerous.
  3. Safety glasses are to be worn at all times in the welding lab. No Exceptions!
  4. Welding Hoods or Goggles are to be worn with respect to their proper operations. No Exceptions!
  5. Aprons are required to be worn for Arc Welding, Gas Welding and Cutting Operations.
  6. Cooling of hot metals is to be done in the cooling tanks only, not the wash area.
  7. No student is to operate unfamiliar equipment without first checking with the instructor.
  8. All gas welding rods are to be welded together and used by the end of each day in the lab.
  9. All welding electrodes are to be returned to the respective box at the end of the period.
  10. Return unused metal to its proper location when cleaning up.
  11. Area is to be swept and cleaned in each booth and the work bench area where students worked in the lab before leaving the lab.
  12. No grinding by welding 100 students unless authorized by the instructor.
  13. It is recommended to wear ear protection in the welding lab.


** ** Any student not adhering to the above safety rules will not be allowed to participate in the welding lab.

Course Specific Information

Lansing Community College is an institution of educational excellence. Members of the LCC community strive to create an environment that contributes to academic success and personal growth. All members of LCC's community are responsible for creating and respecting conditions both in the classroom and on campus that encourages teaching and learning in a positive atmosphere.

Students are responsible for knowing the Student General Rules and Guidelines which can be found at the following web address:

http://www.lcc.edu/catalog/policies_procedures/studentrulesguidelines.aspx#rules