<I>2nd edition 2008, 74 pages</I>
The course provides practical skills and knowledge, as they are required in operational work situations. The participant should learn basic skills and learn basic skills and recognize and deepen elementary work and deepen them.
Course content:
- Assignment and procedures
- Welding equipment, materials
- Hazards, notes on occupational safety
- Exercises with solutions
- Current and gases
- Application examples, types of welds
- Environmental protection; rational use of energy
Processing time: approx. 3 week
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- Differences of welding processes
- MIG/MAG welding processes
- Shielding gases for MIG/MAG welding
- Connections and marking of compressed gas cylinders for MIG/MAG welding
- Design and operation of pressure reducers
- Basics of electric welding
- Welding current sources
- Welding current source characteristics
- construction of a MSG welding system
- Arc ranges - Types
- Protective gas quantity and current intensity (standard values)
- Filler materials
- Welded joints
- Commissioning of the welding system and setting up the workplace
- Working techniques
- Symbols and welding symbols
- Welding joints and welding positions
- Welding seam testing procedures and welding seam defects
- Reading and application of technical documentation
- Work planning and presentation of work results
- Self-checking of work results
- Occupational safety, environmental protection and rational use of energy
- Carrying out welding exercises
- Putting the gas-shielded welding machine into operation
- Be able to set the required parameters (amperage, voltage, wire speed, gas quantity)
- Select gas nozzle diameter and thickness of wire electrode
- Check gas-shielded welding machine and workplace according to safety aspects
- Align workpieces Ignite wire electrodes
- Carry out buildup welding
- tack weld workpieces
- Weld T-joints, I-, V-seams (single and multi-layer) fillet, double fillet and ridge seams
- Clean weld seams