WLD 212: Gas Metal Arc Welding II

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Class Program
Welding
Credits 3 Lab Hours 66
Students will learn to apply both types of Flux core arc welding process on steel and perform Gas Metal Arc Welding on aluminum and stainless steel.

Prerequisites

WLD 132.
Quarters Offered
Fall,
Winter,
Spring,
Summer
Course Outcomes

Upon successful completion of the course, students should be able to demonstrate the following knowledge or skills:

  1. Set up and operate Flux Core Arc Welding equipment, as well as aluminum and stainless steel Gas Metal Arc Welding equipment.
Course Content Outline
  • Steel Flux Core
    Perform safety inspection of equipment, work area and accessories
    Make minor repairs to equipment and accessories.
    Set up a Flux Core Arc Welding station for plain carbon steel
    Flat Position: .045” E71T-1 inside outside corner passing visual inspection: ¾” inside and 1” outside.
    Horizontal Position: .045” E71T-1 inside outside corner passing visual inspection
    Vertical Position: : .045” E71T-1 inside outside corner passing visual inspection
    Overhead Position: : .045” E71T-1 inside outside corner passing visual inspection
    Repeat SA4, SA5, SA6 using CO2 shielding gas
    E71T-1, Carbon steel, 1” single bevel .FLAT position passing visual inspection
    E71T-1, Carbon steel, 1” single bevel. HORIZONTAL position passing visual inspection
    E71T-1, Carbon steel, 1” single bevel . VERTICAL position passing visual inspection
    E71T-1, Carbon steel, 1” single bevel .OVERHEAD position passing visual inspection
    Carbon Steel single V, 22.5degree bevel, on 1”X4”x8” HORIZONTAL position
    Carbon Steel single V, 22.5degree bevel, on 1”X4”x8” VERTICAL position
    Carbon Steel single V, 22.5degree bevel, on 1”X4”x8” OVERHEAD position.

  • Self Shielded Flux Core
    ¾” Fillet weld, FLAT position
    ¾” Fillet weld, HORIZONTAL position
    ¾” Fillet weld, VERTICAL position
    ¾” Fillet weld OVERHEAD position
    Stainless Steel GMAW
    1/8” fillet weld, FLAT position, Visual and size inspection
    1/8” fillet weld, HORIZONTAL position, Visual and size inspection
    1/8” fillet weld, VERTICAL position, Visual and size inspection
    1/8” fillet weld, OVERHEAD position, Visual and size inspection

  • Aluminum GMAW
    Running beads FLAT, HORIZONTAL, VERTICAL, OVERHAED
    Fillet weld on .080” or other approved material FLAT position
    Fillet weld on .080” or other approved material HORIZONTAL position
    Fillet weld on .080” or other approved material VERTICAL position
    Fillet weld on .080” or other approved material OVERHEAD position
    ¼” Fillet weld, FLAT position
    ¼” Fillet weld, HORIZONTAL position
    ¼” Fillet weld, VERTICAL position
    ¼” Fillet weld, OVERHEAD position
Department Guidelines

Grades will be calculated as follows:
50% Based on completing all course competencies.
50% Based on Lab Participation, Cleanup on a daily basis, and following ALL Safety rules.
The grade awarded for the class is as follows:

95-100 4.0
94 3.9
93 3.8
92 3.7
91 3.6
90 3.5
89 3.4
88 3.3
87 3.2
86 3.1
85 3.0
84 2.9
83 2.8
82 2.7
81 5.6
80 2.5
79 2.4
78 2.3
77 2.2
76 2.1
75 2.0
74 1.9
73 1.8
72 1.7
71 1.6
70 1.5
69 1.4
68 1.3
67 1.2
66 1.1
65 1.0
60-64 0.7
0-59 0