Introduction to Engineering Materials |
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Page 85
... grain boundaries in a pure metal * tend to be stronger than the crystal grains and that , consequently , a sample composed of a large number of very small crystals will be stronger than another sample of the same metal containing a ...
... grain boundaries in a pure metal * tend to be stronger than the crystal grains and that , consequently , a sample composed of a large number of very small crystals will be stronger than another sample of the same metal containing a ...
Page 267
... grain than in a direction at right angles to the grain . The shearing strength along the grain is , however , con- siderably lower than the shearing strength across the grain . The low shear strength along the grain makes it difficult ...
... grain than in a direction at right angles to the grain . The shearing strength along the grain is , however , con- siderably lower than the shearing strength across the grain . The low shear strength along the grain makes it difficult ...
Page 283
... grain size , or that will cause grain - boundary strengthening , will also be beneficial in resisting creep because the viscous flow of grain boundaries contributes to the creep process . The functions of the various alloying additions ...
... grain size , or that will cause grain - boundary strengthening , will also be beneficial in resisting creep because the viscous flow of grain boundaries contributes to the creep process . The functions of the various alloying additions ...
Contents
Atomic structure | 3 |
Constitution | 6 |
Bonding between atoms | 20 |
Copyright | |
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alloys aluminium annealing anode applied austenite body centred cubic brittle carbide carbon steel casting cathode cent ceramics chemical chromium combustion component composition compounds compression containing cooling copper corrosion covalent bond crack creep crystal crystalline curve defects density diagram dislocation ductile elastic electrical electrolyte electrons elements energy example face centred cubic fatigue ferrite fibre Figure filler fracture furnace galvanic cell gauge length give grain hard hardening heat treatment hydrogen increase ingot ions iron kg/m³ lattice layer liquid metal load machining martensite material mild steel MN/m² modulus molecules mould nickel nitride occur oxide oxygen particles pearlite phase planes plastic deformation polymer polymerisation possess powder produced properties radiation reaction resin resistance rolling Section shape shell silica silicon slag solder solid solution strain stress structure surface Table tensile strength termed test-piece thermoplastic Thorium unit cell valency welding work-piece Young's modulus zinc