Faculty

WLDG-1430 Introduction to Gas Metal Arc Welding (GMAW) and Flux Cored Arc Welding (FCAW)

Kristopher Kelly

Credit Spring 2026

Section(s)

WLDG-1430-004 (27996)
LEC Sa 8:00am - 10:40am RRC RRC5 5131.00

LAB Sa 10:40am - 1:20pm RRC RRC5 5131.00

Course Requirements

PROJECT LIST

Gas Metal Arc Welding (GMAW)

Project Number Skill Completion Date Course Completion

STEEL—12 GAUGE

Short Circuit

Surfacing

1. Flat (1F) .......................................................................................................................... 2% 2. Horizontal (2F)................................................................................................................ 3% 3. Vertical (3F) ............downward ....................................................................................... 5% 4. Overhead (4F) ................................................................................................................. 7%

Lap Joints

5. Flat (1F) .......................................................................................................................... 8% 6. Horizontal (2F).............................................................................................................. 10% 7. Vertical (3F) ............downward ..................................................................................... 12% 8. Overhead (4F) ............................................................................................................... 13%

Updated 8-11-23

WLDG 1430: Introduction to GMAW and FCAW Page 19

Tee-Joints

9. Flat (1F) ........................................................................................................................15% 10. Horizontal (2F)..............................................................................................................17% 11. Vertical (3F)............downward and upward.................................................................18% 12. Overhead (4F)...............................................................................................................20%

Plate to Pipe Fillets – Multi-pass welds, minimum of three passes each. Sch. 10, 1 ½” – 4” dia. pipe, based on availability.

13. Horizontal (2F)..............................................................................................................22% 14. Overhead (4F)……. ......................................................................................................23% 15. Fixed Horizontal Pipe Axis (5F) …….downward and upward ....................................25%

Plug Weld Joints

16. Flat ...............................................................................................................................27% 17. Horizontal ....................................................................................................................28%

STEEL—1/4” Plate or heavier based on availability

Cutting (Students will cut specific sized pieces with a ± 1/16 Tolerance including bevels)

18. OFC Manual Torch ......................................................................................................30% 19. Manual PAC..................................................................................................................32%

STEEL—1/4” Plate or heavier based on availability

Lap Joints - Short Circuit

20. Flat (1F) ........................................................................................................................33% 21. Horizontal (2F)..............................................................................................................35% 22. Vertical (3F)............upward..........................................................................................37% 23. Overhead (4F)...............................................................................................................38%

Tee-Joints - Short Circuit

24. Flat (1F) ........................................................................................................................40% 25. Horizontal (2F)..............................................................................................................42% 26. Vertical (3F)............upward..........................................................................................43% 27. Overhead (4F)...............................................................................................................45%

Spray Transfer Tee-Joints ¼” and Heavier

28. Horizontal (2F)..............................................................................................................47%

Updated 8-11-23

WLDG 1430: Introduction to GMAW and FCAW Page 20

Pulse Spray Transfer Tee-Joints ¼” and Heavier

29. Vertical (3F) ..............upward.......................................................................................... 48% 30. Overhead (4F) ................................................................................................................ 50%

Flux Cored Arc Welding (FCAW-G)

STEEL—1/4” Plate or heavier based on availability

Tee-Joints

31. Flat (1F) ........................................................................................................................ 52% 32. Horizontal (2F).............................................................................................................. 53% 33. Vertical (3F) ...........upward.......................................................................................... 55% 34. Overhead (4F) ............................................................................................................... 57%

Flare Bevel

35. Horizontal (2G) ............................................................................................................. 58% 36. Vertical (3G) ...........upward ....................................................................................... 60% 37. Overhead (4G) .............................................................................................................. 62%

Flare Vee

38. Vertical (3G) ...........upward.......................................................................................... 63% 39. Overhead (4G) 65%

V-Groove With Backup 3/8” Minimum plate or heavier (Donated Materials If Possible)

40. Flat (1G) ........................................................................................................................ 67% 41. Horizontal (2G) ............................................................................................................. 68% 42. Vertical (3G) ...........upward……….Bend Test Required ....................................... 70%

Flux Cored Arc Welding (FCAW-S)

STEEL

Lap Joints

43. Flat (1F) ........................................................................................................................ 72% 44. Horizontal (2F).............................................................................................................. 73% 45. Vertical (3F) ............downward/upward........................................................................ 75% 46. Overhead (4F) ............................................................................................................... 77%

Updated 8-11-23

WLDG 1430: Introduction to GMAW and FCAW Page 21

Tee-Joints

47. Flat (1F) ........................................................................................................................ 78% 48. Horizontal (2F).............................................................................................................. 80% 49. Vertical (3F) ............downward/upward........................................................................ 82% 50. Overhead (4F)……… ................................................................................................... 83%

V-Groove Open Root 1/4” Minimum plate or heavier (Donated Materials If Possible)

51. Flat (1G) ........................................................................................................................ 85% 52. Horizontal (2G) ............................................................................................................. 87% 53. Vertical (3G) ...........upward………Bend Test Required…………………………....88 %

Gas Metal Arc Welding (GMAW)

ALUMINUM – 1/4” Plate or heavier based on availability

Lap Joints

54. Flat (1F) ........................................................................................................................ 90% 55. Horizontal (2F)..............................................................................................………… 92% 56. Vertical (3F) ............downward ..................................................................................... 93% 57. Overhead (4F) ............................................................................................................... 95%

Tee-Joints

58. Flat (1F) ........................................................................................................................ 97% 59. Horizontal (2F).............................................................................................................. 98% 60. Vertical (3F)…downward ......................................................................................... 100%

Readings

Jeffus, Larry, Welding: Principles and Applications, Delmar Publishers, Inc., current edition.

Course Subjects

Gas Metal Arc Welding (GMAW)

Surfacing

Lap Joints

Tee-Joints

Plate to Pipe Fillets – Multi-pass welds, minimum of three passes each. Sch. 10, 1 ½” – 4” dia. pipe, based on availability

Plug Weld Joints

Student Learning Outcomes/Learning Objectives

Course Learning Outcomes

Describe welding positions with various joint designs; describe the effects of welding parameters in GMAW; apply safety rules; troubleshoot equipment used; perform visual inspection; weld various types of structural material; diagnose welding problems.