Course Description

The Basic Welding (Gas) course provides comprehensive training in the principles and techniques of gas welding, also known as oxy-acetylene welding. The course covers the safe handling of equipment, materials, and gases, along with practical applications for joining, cutting, and repairing metals.

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Course Duration

3 to 6 months (depending on the level of practice and training modules)

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Eligibility

• Open to beginners with no prior welding experience.
• Minimum educational qualification: Class 8 or equivalent.
• Physically fit to handle welding tasks.

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Course Objectives

• Understand the basic principles of gas welding and its applications.
• Learn the proper handling and maintenance of gas welding equipment.
• Develop skills in welding, brazing, and cutting metals using gas welding techniques.
• Practice safety protocols to prevent accidents and ensure a safe working environment.

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Course Syllabus

1. Introduction to Gas Welding

• Overview of welding processes and types (Gas, Arc, MIG, TIG, etc.).
• Applications of gas welding in industries and repair work.
• Advantages and limitations of gas welding compared to other methods.

2. Tools, Equipment, and Materials

• Components of a gas welding setup:
  • Oxygen and acetylene cylinders.
  • Regulators, hoses, and torch.
  • Welding tips and nozzles.
• Types of filler rods and flux used in gas welding.
• Overview of metals suitable for gas welding (mild steel, brass, aluminum, etc.).

3. Setting Up and Operating Gas Welding Equipment

• Safe storage and handling of oxygen and acetylene cylinders.
• Assembling the gas welding setup: regulators, hoses, and torch.
• Adjusting gas pressure for optimal flame settings.
• Lighting and adjusting the flame:
  • Neutral flame.
  • Oxidizing flame.
  • Carburizing flame.

4. Welding Techniques

• Basics of the welding process:
  • Heating the base metal.
  • Adding filler rod for joining.
• Types of gas welding techniques:
  • Forehand welding.
  • Backhand welding.
• Welding positions: flat, vertical, horizontal, and overhead.

5. Brazing and Soldering with Gas Welding

• Introduction to brazing and its applications.
• Difference between brazing, welding, and soldering.
• Selecting appropriate filler materials and flux for brazing.
• Practical applications of brazing in joining dissimilar metals.

6. Gas Cutting Techniques

• Principles of oxy-acetylene cutting.
• Preparing metal for cutting (marking and clamping).
• Adjusting the cutting flame for different thicknesses.
• Practical applications: cutting straight lines, curves, and bevels.

7. Welding Defects and Quality Control

• Common welding defects in gas welding: porosity, undercut, cracks, etc.
• Techniques to avoid welding defects.
• Inspecting and testing weld quality (visual inspection and destructive testing).

8. Safety Precautions and Best Practices

• Hazards associated with gas welding (fire, explosion, fumes, etc.).
• Safety gear: welding helmet, gloves, aprons, and goggles.
• Proper ventilation in the workspace.
• Fire prevention and emergency response procedures.

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Practical Training

1. Equipment Setup

• Assembling the gas welding equipment.
• Demonstrating proper gas pressure settings for various tasks.

2. Welding Practice

• Performing basic welds on mild steel and other metals.
• Practicing different welding positions (flat, vertical, horizontal).
• Joining metal plates using filler rods.

3. Brazing Practice

• Joining dissimilar metals using brazing techniques.
• Practicing the use of flux for clean and strong joints.

4. Gas Cutting Practice

• Cutting metal sheets and rods with precision.
• Creating straight cuts and beveled edges.

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Assessment and Certification

• Written Test: Covers theoretical knowledge of gas welding, tools, and safety protocols.
• Practical Test: Perform a gas weld, braze a joint, and cut metal as per given specifications.
• Certification: Participants receive a certificate in Basic Gas Welding upon successful completion.

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Career Opportunities

• Welder (Gas): Work in construction, automotive repair, and manufacturing industries.
• Fabricator: Join fabrication units to create metal structures and components.
• Metal Repair Technician: Perform repair and maintenance of metal equipment and parts.
• Self-Employment: Start a small-scale workshop for metal joining and repair services.

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Industry Tie-Ups and Placement Opportunities

The course can collaborate with welding workshops, construction companies, and manufacturing industries for real-world training and placement opportunities.

This course equips participants with foundational skills in gas welding, preparing them for both employment and entrepreneurship.