Syllabus For The Subject Metallurgy and Quality Control

METALLURGY AND QUALITY CONTROL

SYLLABUS

Module- I

Introduction:

1. Need of inspection, sources of errors, basic types of errors precision and accuracy.

Method of estimating accuracy and precision , standard and their evolutions. (4)

2. simple measurement tools: Rules, calipers, height gauges, micrometers, depth

gauge dial indicator, slip gauges, sine bar.(4)

Module-II

3. Limit, fits and tolerance and gauge design: Basic concepts of limit fits and tolerance

interchangeability and selective assembly, ISO system of tolerance, Taylor’s principle of

gauge design, Gauge design- basic design rules for plug and ring gauges. (6)

4. Interferometers: Types of light sources and interferometers, Types of scale and

grading, optical flats.(4)

Module-III

5. Screw thread measurement : Standard thread profiles, effective diameter,

measurement of effective diameter by 2 wires and 3 wires methods. Best wire size (5)

6. Surface roughness: Source of surface irregularities in manufacturing. Roughness

and waviness RMC and CLA values measurement of surface roughness using Taylor

Hobson’s Talysurf. (5)

Module- IV

7. Statistical quality control: Frequency distribution, process capability variables and

attributes control chart (X & R chart) for variables, control chart for attributes (p,np and C

chart) OC curve single and double sampling plan.(7)

8. Reliability: Definition, relationship of reliability with maintainability and availability,

failure data analysis- bath tub curve, system reliability, reliability improvement.(5)

Reference Books:

1. Engg. Metrology by R.K. Jain, Khanna pub.

2. A text book of metrology by M.Mahajan Dhanpat rai and co pvt Ltd.

3. Statistical quality control by M.Mahajan Dhanpat rai and co pvt Ltd.

4. Reliability Engg. By L.S.S.Srinath East west press