1. CENTRE OF EXCELLENCE [CHEMICAL GROUP] CHBT – 02 [ BASIC FITTINGS & MEASUREMENTS ] Instructor :- Mr. A.H. SHAH PRESENTATION

2. Introduction Concept of Safety Personal Safety – General Safely & Plant / Industry Safety Accident Caution Prevention Safety Management Machine Guard Good House Keeping Lighting Ventilation Temporature Fire Safety Material Landling SAFETY IN CHEMICAL INDUSTRIES

3. Personal Safety Equipment First Aid Industrial Discipline PERSONAL SAFETY

4. The ferrous Metals and alloys used : Pig Iron Cast Iron Wrough Iron Steels and Alloy Steels METROLOGY

5. PIG IRON Gray cast Iron Casting of Machine parts, Machined easily White cast Iron : Very Hard, Very difficult to machine (Chilled cast Iron) can not be weleded. Molleable cast Iron : Increased ductility, tensile strength and toughness, produced from cast Iron Nodular Cast Iron : Similar to malleable cast Iron, Produced without any heat treatment. Wrouht Iron : 99.9% of Iron production puddling process astron or byres process shaft. CAST IRON

6. STEEL (PLAIN CARBON STEEL) Classified according to their carbon content. Dead mild steel0.1 to 0.125 % CarbonUses wire, road & Sheets Mild Steel0.15 to 0.3 % carbonGeneral workshop process Medium Carbon steel0.3 to 0.7 % carbonAxles, drop forgines, High tensile tubes, wires, agriculture tool. High Carbon Steel0.7 to 0.9 % carbon 0.9 to 01.1 % carbon 1.1 to 1.4 % carbon Springs, forging, dies and wood chisels. Cold chisels, press dies, punches. Files, drills, gauges and other cutting tools MANUFACTUREING PROCESSES Bessemer ProcessL.D. Process Electric ProcessOpen Hearth Process

7. STEEL RULE S.I. (System International) System Matric Ssystem : meter, C.M., M.M., (MKS) British System Feet, Inch (FPS) STEEL RULE : 10 MM, 5 MM, 1 MM, 0.5 MM Introduction : Material Measuring with steel rules. MEASUREMENTS Linear Measurement Units

8. Introduction Material Parts : Fix Jaw ( 1 and 2) Moveable Jaw ( 3 and 4) Vernier Slide (5) Beam (6) Depth Bar (7) Thumb Lever (8) Vernier Scale (9) Main Scale (10) Least Count of vernier Calipers Main Scale division = 1 mm Vernier Scale Division = 49 / 50 mm Least Count =1 – 49 / 50 = 50 – 49 = 1 / 50 = 0.02 mm 50 Reading of verner caliper VERNIER CALIPER

9. Use Function of each parts : PARTS : (1) Base (2) Beam (3) Vernier Slide (4) Fine adjusting screw (5) Main scale (6) Lock nut (7) Scriber VERNIER HEIGHT GUAGE

10. Introduction : 0.1 mm Principle : Screw & Nuts, Parts : Range : 0.25 mm, 25 – 50 mm, 50 – 75 mm, 75 – 100 mm Graduation : Barrel 1 mm and 0.5 mm (Main Division & sub division ) Themble : 0.01 mm Numbers on Barrel : 0, 5, 10, 15, 20 & 25 mm Numbered on Thimble : 0, 5, 10, 15…… 45 – 50 on Clockwise direction OUT SIDE MICROMETER

11. The Distance move by the spindle during one rotation of thimble is 0.5 mm. Movement of the one division of the thimble = 0.5 x 1/50 = 0.01 mm List Count : Small Parts of Barrel Numbers of parts on thimble = 0.5 = 0.01 mm 50

12. Introduction : Parts : Use : Graduation : Main Scale 0 O -90 O -0 O -90 O -0 O -90 O Vernier Scale : 12 Part, Each 3 rd Line is marked 0- 15 – 30 – 45 - 60 List Count : 2 MSD – 1VSD = 2 o – 23 o = 1 o = 5 1 12 12 Reading : MSD = 41 o VSD = 0 – 50 1 Reading : 41 o - 50 1 VERNIER BEVEL PROTRATOR

13. Introduction : Principle : Types : Plunger Types & Lever Types Parts : 1.Pointer 2.Ratatable Bezzle 3.Bazzle Clamp 4.Back Lug 5.Transparent dial Cover 6.Stem 7. Plunger 8. Anvil9. Revolution Counter Graduation : Readng : Stand : Dial Test Indicator

14. Introduction : 1.Protractor Head 2.Square Head 3.Centre Head 4.Rule COMBINATION SET

15. Steel Rule Scriber : Future of Scribers Use of Scribers Try Square : Parts Use Divider : Parts Use Specification HAND TOOLS

16. Jenny Caliper : Constructional features Types Use Punch : Name of different Marking Punch Use Hammers : Use Parts Types Work Holding Device : Banch Vice : Parts & uses Size Vice Clamp

17. HACKSAW FRAME AND BLADE Types of Frame : Solid Frame Adjustable Frame Hacksaw Blades : Introduction Types Pitch of Blade CUTTING TOOLS

18. Introduction : Material : HSS How to hold a File Parts of a File ELEMENT OF A FILE

19. Specification : Cut Grade : Rough, Bastard, Second Cut, Smooth, Dead Smooth Shapes : Flat, Hand, Square, Triangular, Half Round, Knife Edge, Size : 100 mm to 200 mm Light Work 200 mm to 450 mm Heavy Work Types of Filing : (1)Cross Filing(2) Straight Filing (3) Draw Filing File of Pinning TYPES OF CUT

20. Material Types : Parallel Shank and Taper Shank Parts of Drill : DRILL

21. Drill Size Matric System & British System Letter Drills : A / 5.944 mm to Z / 10.490 mm Number Dril : 1 / 5.791 mm to 80 / 0.35 mm Cutting Speed : V = JJ x D x N Meter / Minut 1000 Feed :- REVOULUATION = THICKNESS OF METAL CUTTING FEED Drill Holding Divice : Slive, Socket, Chuck & Key Drift. Drill Angle : Point Angle, Rake Angle, Helix Angle DRILL SIZE

22. Twist Drill 9.50 IS5101 HS Types Dia ISNo. Material Drill Defect & Causes : Oversize Holes Over Heated Drills Rough Hole Unequal and Interrupted flow of chips Split webs or broken drills Drilling Machines Banch Type Pillar Type Drill Specification : Drill Defect & Causes :

23. HAND REAMERS Introduction : Parts : Drill Size for Reaming : Reaming : HAND REAMERS

24. HAND TAP & TAP WRENCH (INTERNAL THREADING) Introduction : Material : Parts : Tape In Set : Taper, Intermidiate & Plug Tape size Drill : Drill Dia = Tape Dia – 2 x 0.61p Tape wrench : HAND TAP & TAP WRENCH INTERNAL THREADING

25. Construction : Types : Die Stock : Types – Split Die Stock` Adjustable Die Stock DIE AND DIE STOCK EXTERNAL THREADING

26. V Thread Types : V Thread Parts : ISO Metric Thread : ISO Inch Thread : (UNF) BSW : BSF : BA : BSP : STANDARD SCREW THREAD

27. Bolt : Types – Hexagonal & Square Nut : Types – Hexagonal & Square Washer : Purpose Types Specification Revet : Introduction Material Types FASTNERS

28. High Limit : Law Limit : Tolerance : Fit : Clearance Fit Interference Fit Transition Fit LIMIT AND FITS

29. Classification : Thermoplastic Adhesives Thermoplastic Resins Thermoplastic Rubber Thermosetting adhesive Heat Activated Solvent Activated Impact Adhesives SYNTHETIC ADHESIVE

30. Lock Nut Self Locking Nut Wire Lock Slotted and Castle Nut With Split Pin Grooved Nut Locking Nut Lock – Washer with Lug Tab Washers Spring Washers LOCKING DEVICES

31. Purpose : Types : Fixed Type Removable Type FOUNDATION BOLTS

32. COE CHEMICAL SECTOR ITI DASHRATH THANKS