SHEET METAL WORKER(PANELS, CABINS & DUCTS)
Name of Sector Fabrication Name of Module Sheet Metal Worker(Panels, Cabins & Ducts)
Minimum Age 18 Years Duration of Course 6 Months
ADU Code FAB 209

Degree in Mechanical Engineering with one year Experience

(OR)

Diploma in Mechanical Engineering with two year Experience

(OR)

NTC/ NAC in Welder Trade Group with three years of Experience



Identify, select, use and store tools, equipments and materials used in sheet metal work in a safe manner

Carry out Shearing, Cutting, Bending, Folding, Seaming, Wire edging of sheet metal

Join sheets using folding, seaming and riveting

Join sheets by brazing and soldering

Fabricate steel Panels, cabins & Ducts



Practical Competencies Underpinning Knowledge (Theory)
  • Use of protective clothing and boots
  • Identify tools, equipments and materials used in fitting
  • Apply good housekeeping practices, proper handling of materials and disposal of waste, follow statutory regulations.
  • Carry out basic first aid treatment/notifying accident.
  • Store/lay materials at work in safe manner
  • Use and store tools and equipments in a safe manner
  • Select proper tools for a particular task
  • Take measurements using appropriate
  • measuring tool
  • Measuring tools : Steel rule, inside and outside calipers, vernier caliper, inside and outside micrometer, depth gauge, vernier height gauge,
  • Bevel protector, radius gauge,
  • feeler gauge, wire gauge
  • Read and interpret simple workshop drawings
  • Mark layout of object on sheet metal as per drawing
  • Perform sheet metal operations
  • Select appropriate sheet metal hand tools and machine tools (Shearing tools, stakes, Hammers, Cutting tools, Grovers)
  • Perform appropriate sheet metal operation to make different shapes (Shearing, Cutting, Bending, Folding, Seaming, Wire edging)
  • Perform sheet metal joining operations
  • Join sheets using folding and appropriate seaming (Single seam, Double seam, Grove seam, Lap seam, Dovetail seam)
  • Select appropriate rivet for riveting operation (Snap head, Pan head, Countersunk head, Mushroom head, Flat head)
  • Perform riveting using appropriate joint
  • Single riveted lap joint
  • Double riveted lap joint
  • Practice on arc welding (tacking & beading)
  • Set up Oxy acetylene welding equipment and Produce Square but, lap and T joint on MS sheet by welding &Brazing
  • Perform soldering operations
  • Method of stiffening large size metal sheet
  • Practice of making steel racks.
  • Practice of making steel tables
  • Practice of making square/round ducts,
  • Practice of making cabins, panels.
  • Fabricate simple house hold articles by using sheet metals
  • Check joint for defects by hydraulic/pneumatic methods
  • Introduction of MES scheme
  • Job /employment opportunity
  • Safety precautions, use of protective clothing and elementary first aid.
  • Functions and uses of various tools and equipment.
  • Reasons for carrying out good housekeeping practices
  • Care and use of tools, equipment and materials used in fitting
  • Selection and correct use of tools
  • Criteria for selection of tool for different operation.
  • Proper handling and correct use of hand tools
  • Types of measuring tools
  • Least count and errors
  • Measurement procedures
  • Safety precautions related to measuring tools
  • Introduction of marking tools. Application of marking tools. Safety, proper handling and use of marking tools.
  • Introduction to sheet metal hand tools and machine tools and safety precautions to be observed while using them.
  • Types of sheet metal and their applications. Different sizes of sheet available metal commercially
  • Metal joining method
  • Types of seams and allowances
  • Types of flux and selection criteria
  • Types of rivets and riveting methods
  • Knowledge of Limits, Fits and Tolerance Systematic steps of different operations and safety considerations of each operation.
  • Arc welding – Equipments, Principles, Electrodes, safety, applications, Advantages & Limitations
  • Gas welding – Equipments, Principles, Filler rods, Fluxes, safety, applications, Advantages & Limitations