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Certified Tig Welder

How It Works

  1. 1. Select Certification & Register
  2. 2. Receive a.) Online e Learning Access (LMS)    b.) Hard copy - study material
  3. 3. Take exam online anywhere, anytime
  4. 4. Get certified & Increase Employability

Test Details

  • Duration: 60 minutes
  • No. of questions: 50
  • Maximum marks: 50, Passing marks: 25 (50%).
  • There is NO negative marking in this module.
  • Online exam.

Benefits of Certification

Rs.3,499 /-

Vskills has developed a new strategic framework for Skill Development for early school leavers and existing workers, especially in the unorganized sector to improve their employability called Trade Employable Skills (TES).

Trade Employable Skills does effective assessment and certification of candidates in different trade disciplines like Electrical, Electronics, Agriculture, Chemical, Automobile, IT, etc to make them job ready.

Why should one take this certification?

To demonstrate clear understanding and practical aspects and to get a visible recognition for this knowledge.

Table of Content

https://www.vskills.in/certification/Vskills-Certified-Tig-Welder-Table-of-Content

Practice Test

https://www.vskills.in/test/

Companies that hire Tig Welder

All small and medium companies need certified employees who have the requisite skills. There are more jobs opening up in the economy on a regular basis with the fast growth of the country.

Apply for Certification

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TABLE OF CONTENT

 


Tig Welding process and equipment

  • Introduction to TIG Welding
  • TIG welding equipment
  • Gas regulator, flow meter

Advantages and Disadvantages of TIG welding process

  • Advantage of TIG Welding
  • Disadvantages of TIG Welding
  • Advantage of TIG welding process

GTAW Safety

  • Electrical current
  • Welding environment safety rules

Power sources of TIG welding – types, applications – care and maintenance

  • Power sources for GTAW
  • Type machine
  • Types of sources
  • Alternating current transformers
  • Alternating current transformers/direct current rectifiers

High frequency unit and DC suppressor unit

  • High frequency unit (HF unit)
  • Care and maintenance of HF unit
  • DC suppressor
  • Care and maintenance of DC suppressor

Properties and uses of argon and helium gas – ceramic shield

  • Shield gases
  • Inter gases
  • Properties of argon and helium gas
  • Gases for TIG welding of aluminium Argon gas
  • Low arc voltage
  • Arc stability
  • Low gas overhead welding
  • Automatic welding
  • Welding dissimilar metals
  • Helium
  • High arc voltage
  • Small heat affected zone
  • Automatic welding
  • Aluminium bronze
  • Cobalt base alloys
  • Cupro-Nickel
  • Deoxidised copper
  • Inconel
  • Low carbon steel
  • Magnesium alloys
  • Maraging steels
  • Monel
  • Gas lens

Tungsten electrodes – types – uses

  • Tungsten electrodes
  • Electrodes of four different types are used
  • Tungsten with 1-2% of thorium oxide
  • Tungsten with 0.3 – 0.5% zirconium
  • For edge welds
  • For edge welds
  • Current density
  • Electrode condition

Types of polarity and its application

  • DC power sources
  • AC power sources

Aluminum Welding by TIG process

  • Base metals and filler alloys
  • Preheating aluminium
  • Welding of fillet joint
  • Advantages of argon arc welding
  • Limitation of argon arc welding
  • Base materials
  • Wrought material identification
  • Heat Treatable
  • Join preparation for welding aluminium
  • Pre-weld cleaning
  • Chemical cleaning
  • Mechanical Cleaning
  • Welding of stainless steel by TIG process
  • Welding techniques Melt in mode
  • Post weld heat treatment (PWHT)
  • Fillet lap joint on stainless steel
  • Square butt joint on stainless steel sheet
  • Butt joining of stainless steel sheets
  • Square butt joint on stainless steel tubes

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