Introduction to Engineering Materials |
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Page 218
... surface hardness . This is the case with shafts and gears , in particular . An ideal solution to the material problem would be to create a very hard surface layer on a comparatively soft and tough material . The surface harden- ing of ...
... surface hardness . This is the case with shafts and gears , in particular . An ideal solution to the material problem would be to create a very hard surface layer on a comparatively soft and tough material . The surface harden- ing of ...
Page 220
... surface is produced on a low carbon steel and is hardened by quenching Carbonitriding Carbon and nitrogen are added to the surface of a low carbon steel and permit hardening by an oil quench Flame hardening TABLE 10.3 Surface hardening ...
... surface is produced on a low carbon steel and is hardened by quenching Carbonitriding Carbon and nitrogen are added to the surface of a low carbon steel and permit hardening by an oil quench Flame hardening TABLE 10.3 Surface hardening ...
Page 221
... surface The hardened layer is about 3 mm thick . Hardness is HRC 50-60 ( HD 500-700 ) . Distortion can often be minimised Applications Used for gear teeth , sliding ways , bearing surfaces , axles and shafts The surface of a hardenable ...
... surface The hardened layer is about 3 mm thick . Hardness is HRC 50-60 ( HD 500-700 ) . Distortion can often be minimised Applications Used for gear teeth , sliding ways , bearing surfaces , axles and shafts The surface of a hardenable ...
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