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RELLIS · Workforce Education · Welding Fundamentals - WLDG

Advanced Gas Metal Arc Welding
WLDG-2447

  • Summer I 2021
  • Section 100 CRN-31217
  • 4 Credits
  • 06/07/2021 to 08/09/2021
  • Modified 06/01/2021

Meeting Times

Lecture/Lab

  • Monday, Wednesday, 7:45 AM to 12:05 PM, 1244 7th street, Bryan Texas

Contact Information

Description

3 lecture hours and 3 lab hours per week; 96 total contact hours.  Credit: 4 semester hours.

Advanced topics in Gas Metal Arc Welding (GMAW). Includes welding in various positions and directions.

Requisites

Prerequisites: WLDG 1425

Core Curriculum Statement

This course is not a core curriculum course.

Outcomes

  • Demonstrate proficiency in various welding positions
  • Describe safety practices and equipment use
  • Describe the effects of welding parameters in GMAW
  • Weld various joint designs and perform appropriate inspection

 

Materials

National Center for Construction Education and Research (NCCER) Welding Level II, 5th Edition

Appropriate PPe required for welding in the Welding lab.

Read below under course policies

Course Requirements

Evaluation

Written Assessments

Performance Assessments

Breakdown

National Center for Construction Education and Research (NCCER) Curriculum, Welding Level 3, 5th Edition, Module 29302 and 29303.

Students will be examined on each of these two modules. Students must receive a 70 for a passing grade.

Criteria

Blinn College Policies

All policies, guidelines, and procedures in the Blinn College CatalogBlinn College Board Policies, and the Blinn College Administrative Regulations are applicable to this course.

Specific information on civility, attendance, add/drop, scholastic integrity, students with disabilities, final grade appeal, alternative retailers, campus carry and proctoring arrangements and cost.

Notice of any action taken under these protocol and procedures, by Blinn College or its employees, may be delivered by hand, through the U.S. Postal Service, or electronically to the student’s Blinn Buc e-mail account. Notice shall be deemed received upon actual receipt, on deposit in the U.S. Mail, or upon entering the information processing system used by Blinn College for Blinn Buc e-mail accounts, whichever first occurs.

Information about the changes Blinn has made to the May Minimester, Summer I, and Summer II semesters: Back with Blinn.

Schedule

Course calendar and related activities
When Topic Notes
Lecture /Lab
Week 1 Day 1
06/07/2021
7:45 AM - 12:05 PM
1244 7th street, Bryan ,Texas
Saftey review and class expectations

Lab time will include how to safely use GMAW welding equipment and thorough review of lab expectations, including expectations for cleaning and resetting lab for the next class.

Lecture /Lab
Week 1 Day 2
06/09/2021
7:45 AM - 12:05 PM
1244 7th street, Bryan ,Texas
Module 29302/ Weld 1g-4g open bevel welds

Review 1G - 4G open groove welds

 Teach from 29302  Welding 5th edition Level 2

Lecture /Lab
Week 2 Day 1
06/14/2021
7:45 AM - 12:05 PM
1244 7th street, Bryan ,Texas
Set up an perform 1G rotated position welds according to AWS and ASME codes.

Teach on the dangers of long term exposure to Silicon and manganese which are often used in the welding field.

Set up coupons in the 1G rotated position, set up and tack  is required with instructer to inspect before continuing

Lecture /Lab
Week 2 Day 2
06/16/2021
7:45 AM - 12:05 PM
1244 7th street, Bryan ,Texas
Practice 1G pipe welds. Continue teaching from 29302.Cut pipe coupons with the assigned bevels for performing GMAW pipe welds in the 2G position.

Go over the different codes which welders are required to adhere to within the US and around the world.

Lecture /Lab
Week 3 Day 1
06/21/2021
7:45 AM - 12:05 PM
1244 7th street, Bryan ,Texas
Perform GMAW welds in the 2G fixed position using AWS test procedures.

Explain the importance all fully breaking down the walls on the root pass of a 2G rotated weld and show the class how to get full penetration, breaking down both the top and bottom walls.

Lecture /Lab
Week 3 Day 2
06/23/2021
7:45 AM - 12:05 PM
1244 7th street, Bryan ,Texas
Perform a 2G fix position AWS weld test and prepare pipe coupons for welding in the 5G fixed position using AWS Weld test procedures.

Lecture on the four different modes you can Weld in GMAW, short circuit globular, spray and pulse.

Lecture /Lab
Week 4 Day 1
06/28/2021
7:45 AM - 12:05 PM
1244 7th street, Bryan ,Texas
Perform a GMAW Weld in the 5G fixed position using AWS Weld test procedures. Cut pipe coupons to the assigned bevels for performing GMAW pipe welds in the 6G position

29302  Written exam administered

Lecture /Lab
Week 4 Day 2
06/30/2021
7:45 AM - 12:05 PM
1244 7th street, Bryan ,Texas
Perform a GMAW Weld in the 6G fixed position using AWS Weld test procedures

Ensure that class understands what is required to successfully test out on a pipe test with GMAW.

Lecture /Lab
Week 5 Day 1
07/05/2021
7:45 AM - 12:05 PM
1244 7th street, Bryan ,Texas
Start module 29303. Develop skills through successfully perform a 5G FCAW rotated pipe Weld

Demonstrate how to successfully prep a pipe for welding both the root pass and the fill/cap on a 5G weld

Lecture /Lab
Week 5 Day 2
07/07/2021
7:45 AM - 12:05 PM
1244 7th street, Bryan ,Texas
Perform FCAW Weld in the rotated position using AWS Weld test procedures

Successfully print and tack  up pipe in the 5G position. After feathering the tack have your instructor grade the fit up and get ready to weld it.

Lecture /Lab
Week 6 Day 1
07/12/2021
7:45 AM - 12:05 PM
1244 7th street, Bryan ,Texas
Perform FCAW weld in the 1G rotated position using AWS weld test procedures. Prep coupons for FCAW pipe and the 2G position

From personal experience, lecture  on some of the difficulties the  Instructor has had when welding FCAW pipe, and how he/ she overcame them.

Lecture /Lab
Week 6 Day 2
07/14/2021
7:45 AM - 12:05 PM
1244 7th street, Bryan ,Texas
Perform FCAW weld in the 2G fixed position using AWS weld test procedures

Lecture on Inductance and slope and how this has an effect on different pipe schedules, and why you can use pulse when welding a 5G pipe but not  with Spray Transfer

Lecture /Lab
Week 7 Day 1
07/19/2021
7:45 AM - 12:05 PM
1244 7th street, Bryan ,Texas
Perform FCAW weld in the 5G fixed position using AWS weld test procedures

Cut and bevel a 6g pipe weld by hand. Tack it up and have it's quality inspected by your Instructor

Lecture /Lab
Week 7 Day 2
07/21/2021
7:45 AM - 12:05 PM
1244 7th street, Bryan ,Texas
Perform FCAW weld in the 5G fixed position using AWS weld test procedures

Lecture on some of what  the diffecences between 5G and 6G GMAW pipe welding are.

Lecture /Lab
Week 8 Day 1
1244 7th street, Bryan ,Texas
Perform FCAW weld in the 6G fixed position using AWS weld test procedures

Review the first half of Module 29302.  Students should have been studying this material at home following E campus instructions.

Lecture /Lab
Week 8 Day 2
1244 7th street, Bryan ,Texas
Perform FCAW weld in the 6G fixed position using AWS weld test procedures

Continue welding 6g weld test paying particular attention to your starts and stops in the root pass