TIG Welding: Stainless Steel and Aluminum — PickAClass
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⏱ 3h 8m 📚 28 lessons 🎧 Audio version

TIG Welding: Stainless Steel and Aluminum

Control, Cleaning, Bead

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About this course

This course is designed for those who wish to acquire fundamental techniques for TIG welding on stainless steel and aluminum. Through practical modules and specific exercises, you will learn to manage the control of the weld pool, material cleaning, and the creation of uniform and strong weld beads. Artificial intelligence is used as a support tool to analyze and provide targeted feedback on your practical welding exercises. Remember that this course provides technical training and does not replace mandatory courses, official certifications, or the advice of a qualified professional.

Course contents

6 modules · 28 lessons · 3h 8m

1 Introduction and Safety
Understand the basics of TIG and fundamental safety regulations. 4 lessons · 26 min
  1. Welcome and Disclaimer
    Introduction to the course and clarification on the legal and professional limits of online training.    5 min
  2. What is TIG Welding
    Explanation of the Tungsten Inert Gas process and its advantages.    6 min
  3. Safety and PPE
    Personal protection and preparing a safe work environment.    8 min
  4. Torch Anatomy
    TIG torch components: nozzles, collets, and back caps.    7 min
2 Material Preparation
Learn the importance of cleaning and mechanical preparation. 4 lessons · 26 min
  1. The Importance of Cleaning
    Why contamination is the number one enemy of TIG welding.    6 min
  2. Stainless Steel Preparation
    Specific techniques for degreasing and preparing stainless steel edges.    7 min
  3. Aluminum Preparation
    Removing the oxide layer and chemical/mechanical cleaning.    7 min
  4. Electrode Sharpening
    How to correctly grind tungsten for a stable arc.    6 min
3 Basic Technique and Control
Develop the coordination necessary to manage the arc and the weld pool. 5 lessons · 37 min
  1. Gas Setup
    Adjusting the flowmeter and choosing the inert gas.    6 min
  2. Arc Striking
    High-frequency (HF) striking techniques and initial stability.    7 min
  3. Weld Pool Control
    Observation and management of the liquid metal pool.    8 min
  4. Filler Material
    Coordination between the torch and the filler rod.    8 min
  5. The First Uniform Bead
    Linear deposition exercise to maintain a constant travel speed.    8 min
4 Welding on Stainless Steel
Master the thermal peculiarities of stainless steel. 5 lessons · 34 min
  1. Properties of Stainless Steel
    Thermal conductivity and the risk of deformation in stainless steel.    6 min
  2. DC Parameters for Stainless Steel
    Setting direct current and the down-slope ramp.    7 min
  3. Heat Management
    Avoiding chromium 'burn' and maintaining corrosion resistance.    7 min
  4. Exercise: Lap Joint
    Welding practice on two overlapping stainless steel sheets.    8 min
  5. Strength and Bead Color
    Interpreting oxidation colors to evaluate quality.    6 min
5 Welding on Aluminum
Learn to manage alternating current welding. 5 lessons · 34 min
  1. The Aluminum Challenge
    Why aluminum requires a different approach (oxide vs melting).    6 min
  2. AC Parameters and Balance
    Setting the frequency and square wave balance.    7 min
  3. The Arc Cleaning Effect
    Observing how the arc breaks the alumina layer.    7 min
  4. Exercise: Aluminum Bead
    Managing a higher travel speed compared to stainless steel.    8 min
  5. Avoiding Cracks
    Techniques to prevent cold cracking and end craters.    6 min
6 AI Analysis and Refinement
Use digital tools to improve work quality. 5 lessons · 31 min
  1. AI as a Welding Tutor
    How to take correct macro photos for algorithm analysis.    6 min
  2. Uniformity Analysis
    Interpreting AI data on travel speed consistency and width.    7 min
  3. Strength Feedback
    Assisted visual evaluation of penetration and surface defects.    7 min
  4. Improvement Plan
    Creating a practice routine based on identified weaknesses.    6 min
  5. Course Conclusion
    Summary of acquired skills and guidance toward certification.    5 min
Final project

The Multi-Material Cube

You will create a small artifact involving corner joint welding on stainless steel and aluminum, applying all the cleaning and control techniques learned.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • 🎧 Audio version included
    Learn on the go — no screen needed
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
    Works anywhere, any device
  • 💸 14-day refund
    No questions asked
  • ⚡ Short & focused
    3h 8m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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PickAClass
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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
TIG Welding: Stainless Steel and Aluminum
Skills demonstrated
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Foundational
1.2 hrs
✓
Decision-architecture frameworks
Proficient
1.4 hrs
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1.7 hrs
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Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 14 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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