MIG Welding

MIG Welding
Introduction
This is a welding course in GMAW (gas metal bend welding formally known as MIG welding) procedures and strategies. Subjects will incorporate wellbeing, utilization of hardware, force sources, protecting gasses, filler metals, welding systems, investigating, weld surrenders and welding in the level, vertical and flat positions.

General Information
Course Industry:
MIG Welding
Course duration:
240 Credit hours (45 days)
Instructor:
Mr. Asif Jah, Mr. Rajab Ali
Prerequisites:
Middle or Matriculate
Course availability:
Available at Rawalpindi, Lahore and Karachi campuses
Course Fee:
40,000 PKR ($800)

Desire Learning Objective

This course will help you to:

  •         Weld securely and evade rehearses that could represent a peril to others.
  •         Set up and work gas metal circular segment welding hardware.
  •         Identify the different sorts of welding weapons utilized as a part of gas metal                         circular segment welding.
  •         Identify and state employments of various sorts of dormant gasses.
  •         Identify sorts of welding wire and different distances across.
  •           Understand and create essential procedures utilized with forehand and                                   strike welding.
  •         Identify significant sorts of ferrous and non-ferrous metals.
  •         Understand the fundamental standards of voltage and present as it identifies with               consumable wire anodes.
  •         Understand and exhibit the different bend modes for the different welding                             positions.
  •         Understand and select legitimate filler metals.
  •         Understand right welding methodology, metal prep, current, extremity, attaching,                 position also, cathode strategies.
  •         Understand and get ready dormant gasses for ferrous/non-ferrous metals.
  •         Understand, select and get ready cathodes for welding.
  •         Understand and recognize the issues of welding ferrous and non-ferrous metals.
  •         Demonstrate individual wellbeing, great work propensities and employment                          security.
  •         Set up and investigate gas metal curve welding gear.
  •         Understand consistent voltage, steady potential welding power units and their                        polarities as connected to gas metal circular segment welding.
  •         Understand the set up of stream meters and controllers.
  •         Set up and investigate wire feeders utilized as a part of gas metal circular segment                      welding.
  •         Understand and set up the welding weapon and link gathering, air/water                                      associations and segment parts.
  •         Understand and set up suitable gear to weld ferrous and non-ferrous metals.
  •         Understand and set up weld strategies for sheet, plate, tubing and pipe.
  •         Set up and work plasma cutting lights.
  •         Understand and perform metal shapes distinguishing proof to industry gauges.
  •         Weld on ferrous and non-ferrous material in different positions utilizing                                  fundamental joint outlines. 

 

Instructional Techniques

We impart knowledge and Practical Training in following way:

Ethics, discipline, motivation, health and safety training:  Half an hour daily              (10%) 

Theoretical knowledge:                                                                      One (01) hour daily              (25%)

Hands on Training:                                                                                     Six (06) hour daily              (65%)

 

COURSE CONTENTS:

Gas Metal Arc Welding Equipment, Setup, and Operation

  •          Metal transfer
  •          Melting and deposit rate
  •          Power supply
  •          Weld pool control
  •          Equipment
  •          Spot welding
  •          Practices of joint - flat, horizontal, vertical, overhead
  •          Test plates

MIG Welding - Part I

  •          Setup
  •          Practices
  •          Flat position 1G and 1F
  •          3. MIG Welding - Part II
  •          Vertical up 3G and 3F
  •          Vertical down 3G and 3F
  •          Horizontal 2G and 2F
  •          Overhead 4G and 4F
  •          Pulsed 1G f. Axial spray

MIG Welding - Part III

  •          Principles of operation - flux core welding
  •          Equipment
  •          Electrodes
  •          Flux

MIG Welding - Part IV

  •          Sub arc
  •          Weld travel
  •          Electrode feed
  •          Contact tip

MIG Welding - Part V

  •          Electrodes
  •          Flux
  •          Advantages of SAW - Submerged Arc Welding
  •          Disadvantages of SAW - Submerged Arc Welding

MIG Welding - Part VI

  •          Arc starting
  •          Welding backing
  •          B. Plasma Cutting and Usage

o    Plasma
o    Arc plasma
o    Plasma torch
o    Power and gas cables
o    Power requirements
o    Heat input
o    Distortion

Applications

  •          C. Welding Codes, Standards, and Certification
  •          Codes
  •          Standards
  •          Procedures
  •          Specifications
  •          Professional quality

o    Welder qualification
o    Welder certification
o    General information D. Welding Joint Design

  •          Welding Costs, and Welding Symbols - Part I

o    Welding joint design
o    Welding costs
o    Welding metal costs
o    Welding symbols

  •          Welding Costs, and Welding Symbols - Part II

o    Types of welds
o    Location of welds
o    Fillet welds
o    Plug welds