ITI Fitter Practical Book PDF

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Fitter Practical Book

ITI Fitter Practical Book

ITI Fitter course is a trade related to the Mechanical branch. ITI Fitter syllabus includes knowledge about fittings like Pipe fittings, Machine fitting, and structure fittings are the main working areas, on which a fitter works.

There are different types of Fitters including general Fitters, Mechanical Fitters, Maintenance Fitters, and Fitters and Turners.

Fitter Practical Book

Fitter Trade Introduction Safety Precautions and First Aid

  • Introduction
  • Institute
  • Types of Fitter
  • Accident
  • Safety Precautions while using Hand Tools
  • Fire
  • Safety Signs
  • First Aid

Fitter Skill Information – I

  • Important Tools and Instruments
  • Marking, Measuring, Holding and Checking Tools
  • Welding
  • Common Faults of Gas Welding
  • Layout of Fitting Shop
  • Demonstration Sheet
  • Uses of Various Tools
  • Drawing Circle
  • Using Number Punch
  • Sheet Metal Tools
  • Some Important Operations

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Fitter Trade Operations – I

  • Marking, punching, hacksawing of metals having different cross-sections and holding the job in vice.
  • To practice hacksawing operation on the pipe and channel.
  • To practice channel filing and parallel filing.
  • To practice marking with steel rule and odd leg caliper.
  • Marking off straight lines and arcs using scribing block and divider.
  • Chipping flat surfaces along a marked line.
  • To practice measuring, marking, punching, sawing and filing using try square.
  • To practice the drilling and checking of marked plates of different shapes.
  • To determine the center of round rod with the help of surface gauge and ‘V’ block.
  • To practice marking, sawing, chipping, flat filing, chamfering and checking.
  • To practice angular and radius marking by filing.
  • To practice slot and oil groove chipping.
  • To practice various types of file step making up to ±0.25 mm accuracy.
  • To practice letter punch and number punch by forming concave and convex radius.
  • To convert round rod into square rod by forging..
  • To change round rod into hexagonal rod by forging.
  • To practice the marking on sheets and cutting in straight line.
  • To practice marking of curve and cutting with snip.
  • To prepare various sheet metal joints
  • To mark rectangular tray and flaps soldering-I.
  • To practice rectangular tray and flaps soldering-II.
  • To assemble ash tray.
  • To prepare lap joint by brazing process.
  • To practice ‘T’ joint by brazing.
  • To practice straight cutting by hand gas cutting.
  • To prepare the fusion runs with filler rod.

Fitter Skill Information – II

  • Important Tools and Instruments
  • Marking, Measuring, Holding and Checking Tools
  • Uses of Different Tools
  • Drawing Circle
  • Use of Punch
  • Tools and Instruments

Fitter Lathe Machine

  • Introduction
  • Parts of the Lathe Machine
  • Lathe Machine Attachements
  • Lathe Machine Operations
  • Various Angles of the Lathe Cutting Tools
  • Knurling
  • Boring
  • Chamfering
  • Parting Off
  • Eccentric Turning

Fitter Trade Operations – II

  • To hold the job in a four jaw chuck and do facing operation on both the ends using knife tool.
  • To measure the diameter using the steel rule and outside caliper.
  • To do facing, turning and chamfering operation on the job, holding it in a three jaw chuck.
  • To practice plain and taper turning, reducing and checking.
  • To practice single edge step turning.
  • To practice double edge step turning.
  • To practice turning and taper turning operation to make a ‘B’ slot and form the mandrel, and practice knurling operation.
  • To practice drilling, turning, boring and brush step boring on the job and recess cutting.
  • Cutting the’ V’-groove on the lathe machine using a taping die and matching the nuts and bolts.
  • Drilling through holes and filing the radius and the surface of the MS flat job with complete accuracy.
  • To file the radial and conical surfaces with an accuracy of ±0.05 mm and fitting the radial and conical Workpieces.
  • To practice double square and radius fitting.
  • To practice square fitting, drilling and tapping.
  • To practice straight fitting.
  • To practice the triangular fitting.
  • To practice radius and angular fitting.
  • To make bracket while doing marking, bending, filing, drilling, riveting and checking alignment using try square.
  • To practice drilling and tapping.
  • To practice the universal state of holes and checking it while marking, filing, drilling, taping, drawing and stud fitting.
  • To practice counter sinking, counter boring and reaming.
  • To practice filing and scraping on the bearing surface with accuracy.
  • To practice external and internal radial and angular fitting.
  • Prepare the ± 0.04 mm dovetail sliding using lower pin and screws.
  • To prepare parallel and angular matching, thread cutting and sliding fit by using die with precision of ± 0.04 mm.
  • To assemble the parts of a machine.
  • To repair the parts of the machine.
  • Setting up of the arc welding plant and practicing arc striking.
  • Welding the MS sheet using the filler rod or without using the filler rod as shown in the drawing.
  • Making a bid in a straight line from a 10 mm thick mild steel plate placed in a flat position as given in the drawing.
  • Making a square butt joint using the butt weld from the MS sheet in a flat state.
  • To make the fillet weld (external corner joint) with a 3.5 mm mild steel sheet in a flat state according to the given drawing.

Fitter Trade Operations-III

  • To practice triangular internal fitting.
  • To practice hexagonal rod fitting.
  • To make key and key ways on the shaft and fitting.
  • To make a V-groove and slot.
  • To make lap riveted joints.
  • To make butt riveted joints.
  • To practice drilling on the cylindrical surface.
  • To practice scraping on the flat surface.
  • To practice scraping on the curved surface.
  • To practice scraping on the internal and angular surfaces.
  • To prepare the assembly fitting of the dowel pin and the screw.
  • To make a ± 0.02 mm sliding assembly using dowel pins and tap screw.
  • To practice sliding fitting.
  • To practice angular or radius marking through filing.
  • To practice radius and straight step fitting.
  • To practice triangular and slot fitting.
  • To practice angular fitting.
  • To practice dovetail fitting.
  • To drill blind hole and through hole in the ‘Y’ fitting at certain angle.
  • To practice double square and radius fitting.
  • To practice tapping, reaming, counter sinking, counter boring and checking.
  • To practice hexagonal fitting.
  • To practice chamfering, drilling, tapping and internal fitting.
  • To make a snap gauge with an accuracy of ± 0.2 mm.
  • To practice radius fitting.
  • To make centre gauge.
  • To practice internal diamond fitting.
  • To practice the spark test to determine the amount of carbon in steel.

Fitter Trade Operations – IV

  • To practice ‘H’ fitting.
  • To practice hand lapping of gauges.
  • To practice hand reaming and fitting of taper pin, dowel pin, stud pin and bolt.
  • To prepare the jig for drilling.
  • To prepare ‘V’ block.
  • To manufacture the adjustable wrench.
  • To practice the pipe bending by hot/cold method.
  • To cut the pipe using hacksaw.
  • To practice the assembling of G.I pipe with standard pipe fitting.
  • To service the gate valve assembly.
  • To assemble the water tap.
  • To service the globe valve assembly.
  • To service the non-return valve assembly.
  • To do maintenance of the fire extinguisher.
  • To refill the fire extinguisher.
  • To perform screw cutting and straight fitting.
  • To study the manufacturing of tempering spring.
  • To practice the tempering of spring.
  • To practice the marking, cutting and drilling of stainless steel plate or aluminum metal without damaging the respective objects.
  • To practice drilling and tapping on the brass and copper jobs.
  • To fit the pulley on shaft and replace the damaged key with the new key.
  • To repair and replace a damaged belt.
  • To repair the broken gear teeth by the pegging and dovetail processes.
  • To prepare a packing gasket from rubber or fiber sheet.
  • To prepare the gasket packing using a hollow punch.
  • To form various knots using ropes and removing the damaged ropes.

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