| Welding Processes |
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| Arc Welding,Resistance Welding,Oxyfuel Gas Welding,Other Fusion Welding Processes
Solid State Welding,Weld Quality,Weldability,Design Considerations in Welding |
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| Non-Arc Welding Processes Continued |
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| When you finish this lesson you will understand: High Energy Density Welding, Advantages and Disadvantages
Soldering and Brazing Systems, Plastics Bonding, Adhesive Bonding |
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| Types of Adhesives |
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| There are a large number of adhesive types for various applications. They may be classified in a variety of ways depending on their chemistries (e.g. epoxies, polyurethanes, polyimides), their form (e.g. paste, liquid, film, pellets, tape), their type |
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| Shielded Metal Arc Welding Principles |
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| List the percentage of usage of SMAW in the industry.Name the components that make up the schematic representation of the shielded metal arc.
Know the maximum arc temperature of an SMAW electrode.List the four constant current welding machines. |
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| Sheet Metal Forming Processes |
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| Ratio – Surface Area:Volume is very high for sheet metal process.Plates – thickness
Boilers, bridges, ships, etc. use relatively thick plates
Usually sheet forming is done on relatively thin material |
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| Sand - Test |
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| Material testing and practice plays a vital part to the integrity of the material and the satisfaction of all parties concerned in the production of a sound ferrocement craft. However, there are really two groups of test |
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| Sand Casting |
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| Sand casting, the most widely used casting process, utilizes expendable sand molds to form complex metal parts that can be made of nearly any alloy. Because the sand mold must be destroyed in order to remove the part |
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| Avogadro's Law |
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| A mole of a substance has a mass numerically equal to the molecular weight of the substance.
One g mol of oxygen has a mass of 32gm, 1kg mol of oxygen has a mass of 32kg, 1kg mol of nitrogen has a mass of 28kg, and so on.
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| Metal Casting Processes |
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| Sand Casting,Other Expendable Mold Casting Processes,Permanent Mold Casting Processes,Foundry Practice
Casting Quality,Metals for Casting,Product Design Considerations
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| Kelvin Planck And Clausius |
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| The second law of thermodynamics can also be stated using Clausius, Kelvin and Planck statements also. Each statement is based on an irreversible process.The Clausius and the Kelvin and Planck statements of the second law of Thermodynamics are given below
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| Joining Processes |
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| Joining of a wide spectrum of materials is a discipline fundamental to Danfoss to enable the manufacture of
products with property requirements |
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| Centrifugal Casting |
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| Centrifugal casting consists of producing castings by causing molten metal to solidify in rotating moulds. The speed of the rotation and metal pouring rate vary with the alloy and size and shape being cast. |
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| Bulk Deformation Processes |
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| Production of discrete parts with a set of dies; some finishing operations usually necessary; similar parts can be made by casting and powder-metallurgy techniques; usually performed at elevated temperatures; dies and equipment costs are high;
moderate to high labor costs; moderate to high operator skill. |
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