Mechanical properties of material

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Mechanical properties of material

  1. 1. INDUS INSTITUTE OF TECHNOLOGY & ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING Name : Keval Patel Subject Code :Subject Name : Machine Design And Industrial Drafting B.E Mechanical Engineering , 1st Semester
  2. 2. Machine Design• Creation of new and better machines and improving the existing ones.• Better machine is one which is more economical in the overall cost of production and operation
  3. 3. Machine design New Adaptive Developdesign design design
  4. 4. General Considerations in Machine Design Type of load and stresses caused by the load. Motion of the parts or kinematics of the machine. Selection of materials. Form and size of the parts. Frictional resistance and lubrication. Convenient and economical features. Use of standard parts. Safety of operation. Workshop facilities. Number of machines to be manufactured. Cost of construction. Assembling.
  5. 5. General Procedure in Machine Design
  6. 6. Classification of materials
  7. 7. Material Metals Non metals compositesFerrous Non ferrous Plastics Glass fiber Carbon Cast iron Brass Glass fiber Steel Copper Rubber FRP HSS Tin Ceramics Alloy Steel Aluminum Wood
  8. 8. Physical Properties of Metals• Colour• Size• Shape• Density• Electric conductivity• Thermal conductivity• Melting point• Transparency
  9. 9. Mechanical Properties of Metals• Strength • Toughness• Stiffness • Machinability• Elasticity • Resilience• Plasticity • Creep• Ductility • Fatigue• Brittleness • Hardness
  10. 10. Any Questions ? ? ? ?

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