Materials | Engineering Notes India

Properties of Engineering Materials: General, Physical and Mechanical

In this article we will discuss about: 1. General Properties of Engineering Materials 2. Physical Properties of Engineering Materials 3. Mechanical Properties. General Properties of Engineering Materials: The economists mainly concerned with the industries manufacturing engineering materials are interested in finding out ways in which the engineering materials can be used or applied in the best economic way. The economist should [...]

By Susmita B|2018-06-01T17:46:53+05:30June 1, 2018|Engineering Materials|Comments Off

Qualities, Characterises and Properties of a Good Building Stone

Following are the qualities or characteristics or requirements properties of a good building stone: 1. Crushing Strength: For a good structural stone, the crushing strength should be greater than 100 N/mm3. The approximate values of crushing strength of some of the stones are shown in table 2-1. 2. Appearance: The stones which are to be used for face work should [...]

By Susmita B|2018-06-01T17:46:53+05:30June 1, 2018|Engineering Materials|Comments Off

What are the Qualities of a Good Building Stone?

The following tests are conducted for determining the qualities of a good building stone! (1) Acid test (2) Attrition test (3) Crushing test (4) Crystallisation test (5) Freezing and thawing test (6) Hardness test (7) Impact test (8) Microscopic test (9) Smith's test (10) Water absorption test. Each of these test will now be briefly described. 1. Acid Test: In [...]

By Susmita B|2018-06-01T17:46:53+05:30June 1, 2018|Building Stones|Comments Off

Building Stones: Uses, Dressing and Preservation | Engineering Materials

In this article we will discuss about:- 1. Uses of Stones 2. Natural Bed of Stones 3. Dressing 4. Deterioration 5. Retardation 6. Preservation 7. Artificial Stones. Uses of Stones: The stones are used in the construction of buildings from the ancient times and most of the ancient temples and forts of our country were built with stones. The Taj [...]

By Susmita B|2018-06-01T17:46:53+05:30June 1, 2018|Building Stones|Comments Off

Stone Quarrying: Tools,Materials and Process of Blasting and Precautions

In this article we will discuss about:- 1. Tools for Blasting 2. Materials for Blasting 3. Process of Blasting 4. Precautions. Tools for Blasting: Following tools are required in the process of blasting: (1) Dipper: This is shown in fig. 2-5 and it is used to drill a hole to the required depth. (2) Jumper: This is shown in fig. [...]

By Susmita B|2018-06-01T17:46:53+05:30June 1, 2018|Building Stones|Comments Off

Stone Quarrying: Definition, Sites, Considerations and Methods | Engineering

In this article we will discuss about:- 1. Definition of Quarrying 2. Sites for Stone Quarrying 3. Important Considerations 4. Methods. Definition of Quarrying: The process of taking out stones from natural rock beds is known as the quarrying. The term quarry is used to indicate the exposed surface of natural rocks. The stones, thus obtained, are used for various [...]

By Susmita B|2018-06-01T17:46:53+05:30June 1, 2018|Stone Quarrying|Comments Off

Common Tiles: Manufacture, Characteristics and Types | Materials | Engineering

In this article we will discuss about:- 1. Manufacture of Common Tiles 2. Characteristics of a Good Tile 3. Types. Manufacture of Common Tiles: Following four distinct operations are involved in the general process of manufacturing the common tiles: (i) Preparation of clay (ii) Moulding (iii) Drying (iv) Burning. Each of the above operation will now be briefly treated. (i) [...]

By Susmita B|2018-06-01T17:46:53+05:30June 1, 2018|Tiles|Comments Off

List of Engineering Materials and their Properties

List of Engineering Materials and their Properties! Engineering Material # 1. Abrasives: An abrasive is a substance which is used to remove excess material by cutting. It polishes soft material and gives it an attractive appearance. The abrasives are the hardest materials. They are used for the engineering purpose in the following forms: (i) As abrasive papers or cloths, (ii) As [...]

By Susmita B|2018-06-01T17:46:52+05:30June 1, 2018|Engineering Materials|Comments Off

Few Examples of Engineering Materials

Few Examples of Engineering Materials! Example # 1. Fuels: These are the substances which are capable of creating heat energy. Such energy can then be put to some engineering or industrial use. The industrial fuels usually contain the elements of carbon and hydrogen. When oxygen of the air chemically combines with these elements, the heat is generated. This generation of [...]

By Susmita B|2018-06-01T17:46:52+05:30June 1, 2018|Engineering Materials|Comments Off

List of Materials Used in Reinforced Cement Concrete (R.C.C.) | Cement | Engineering

Following four materials are required for making R.C.C.: 1. Cement 2. Aggregates 3. Steel 4. Water. 1. Cement: Before the introduction of ordinary Portland cement, the lime was used as a cementing material. Most of the cement concrete work in building construction is done with ordinary Portland cement at present. But other special varieties of cement such as rapid hardening [...]

By Susmita B|2018-06-01T17:46:52+05:30June 1, 2018|Reinforced Cement Concrete|Comments Off

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