Archive for July 2014
Fluid Mechanics for Engineers
Here you can download a first course of fluid mechanics for engineers. This pdf file have 145 pages and of free of costs. Just click on this download link and download will start automatically.
Sunday 20 July 2014
Posted by Unknown
Automation and Robotics
In this books you will learn about the automation and robotics and control engineering.this is a pdf file of 127 pages and is free of cost.
Mechanical Engineering Books
Here you can download all basic mechanical engineering books. Just click on download link and download all of the books in bundle form this is free of cost.
Shoes Manufacturing
Shoes A shoe is associate item of footwear supposed to guard and luxury the vertebrate foot whereas doing varied activities. Shoes are used as associate item of decoration.Types of Shoes There are large sort of differing types of shoes. Most kinds of shoes ar designed for specific activities.BootAthleticDress and casual Shoes
Sunday 13 July 2014
Posted by Unknown
Casting
Casting could be a producing method by that a liquid material is sometimes poured into a mildew, that contains a hollow cavity of the specified form, so allowed to solidify. The solid half is additionally referred to as a casting,that is ejected or broken out of the mildew to complete the method. Casting materials square measure some times metals or numerous cold setting materials that cure once mix 2 or a lot of elements together; examples square measure epoxy, concrete, plaster and clay. Casting is most frequently used for creating complicated shapes that might be different wise troublesome or uneconomical to form by other strategies.Casting could be a 6000 year recent method. The oldest living casting could be a copper frog from 3200 before Christ.
Welding and it's types
Welding may be a fabrication or sculptural method that joins materials, typically metals or thermoplastics, by inflicting coalition. this is {often|this can be} often done by melting the work pieces and adding a filler material to make a pool of melted material (the weld pool) that cools to become a powerful joint, with pressure typically employed in conjunction with heat, or by itself, to provide the weld. this is often in distinction with fastening and brazing, that involve melting a lower-melting-point material between the work pieces to make a bond between them, while not melting the work items.
Injection Blow Molding
Blow molding ( Br E molding ) may be a producing method by that hollow plastic elements square measurefashioned. In general, there square measure 3 main styles of blow molding: extrusion blow molding, injection blow molding, and injection stretch blow molding. The blow molding method begins with melting down the plastic and forming it into a jail or within the case of injection and injection stretch blow molding (ISB) a preform. The jail may be a tube-like piece of plastic with a hole in one finish through that compressed gas will pass.The jail is then clamped into a mildew and air is blown into it. The atmospheric pressure then pushes the plastic bent match themildew. Once the plastic has cooled and hardened the mildew exposes and therefore the half is ejected.
PROCESSING METAL MATRIX AND CERAMICS MATRICES COMPOSITE
A metal matrix composite (MMC) is stuff with a minimum of 2 constituent components, one being a metal. the opposite material could also be a special metal or another material, like a ceramic or chemical compound. once a minimum of 3 materials area unit gift, it's known as a hybrid composite. associate MMC is complementary to a cermet.
Rolling of Metal
In shaping, rolling may be a metal forming method during which metal stock is more established one or a lot of pairs of rolls to cut back the thickness and to form the thickness uniform. Rolling is assessed consistent with the temperature of the metal rolled. If the temperature of the metal is higher than its recrystallization temperature, thenthe method is termed as hot rolling. If the temperature of the metal is below its recrystallization temperature, the method is termed as cold rolling. In terms of usage, hot rolling methodes a lot of tariff than the other producingprocess, and cold rolling processes the foremost tariff out of all cold operating processes.There ar many sorts of rolling processes, together with ring rolling, roll bending, roll forming, profile rolling, and controlled rolling.
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Saturday 12 July 2014
Posted by Unknown
Sheet Metal
Sheet metal is metal shaped by AN process into skinny, flat items. it's one in every of the elemental formsemployed in metalwork and it is cut and bent into a spread of shapes. numberless everyday objects area unitmade with sheet. Thicknesses will vary significantly; very skinny thicknesses area unit thought-about foil or leaf, and items thicker than six millimeter (0.25 in) area unit thought-about plate.Sheet metal is offered in flat items or coiling strips. The coils area unit shaped by running endless sheet of metal through a roll slitter.
Honeycomb Structure
Honeycomb structures area unit natural or synthetic structures that have the pure mathematics of a honeycomb to permit the decrease of the number of used material to succeed in bottom weight and bottom material value. The pure mathematics of honeycomb structures will vary wide however the common feature of all such structures isassociate degree array of hollow cells shaped between skinny vertical walls. The cells area unit typically columnar and polygonal {shape} in shape. A honeycomb formed structure provides a cloth with bottom density and relative high out-of-plane compression properties and out-of-plane shear properties
Friday 11 July 2014
Posted by Unknown
Super Plastic Forming
To begin with, the fabric should have associate degree ultra-fine grain size. it's then hot to market superplasticity. For Ti this is often around 900 °C (1,650 °F) and for aluminum it's between 450–520 °C. during this state the fabricisn't terribly sturdy therefore processes that ar sometimes used on plastics may be applied, such as: thermoforming, blow forming, and vacuum forming; it should even be deep drawn.
