Machinery’s Handbook, 31st Edition
Index
2921
H eat
( continued )
H eat treatment
( continued )
power equivalents 2865 quantity measurement 2870 radiating capacity of bearings 2404, 2405 radiation coefficient 372 scales 2870 specific 369, 370 temperature scales 2870 thermal energy 2870 H eat treating furnace fluidized bed furnace 468 oven or box 467
steel
protective coatings for molybdenum steels 497 quenching 495 temperatures 488 quenching baths 472 recalescence point 458, 467 scale formation 472 spheroidizing 479, 481 stabilizing dimensions 500, 501 strength and hardness of AISI steels 421–426 stress relieving 405 subzero treatments 501 surface hardening 486 tanks for quenching baths 474 tempering 461, 476 temperatures 487 tempering period 501 time aging 500 water quenching 473
pit type 467 pot type 467 retort 467 vacuum furnace 468 H eat treatment 458–502 alloy steel 488
carburizing temperatures 488 normalizing temperatures 488 tempering temperatures 488
carbon steels 487 molybdenum high-speed steels 497 stainless steel 491–492 quenching medium 491–492 tempering temperatures 491–492 stainless steel temperatures 491–492 steel 404, 458–467, 470
H ectares into acres 2850 H elical end mills 884 gear, helix angle 2200 wire screw thread inserts 1848 H elical coil insert 1746 block and spacer torque test 1750 breakaway torque 1755 coatings 1746 configuration 1746 dimensions 1746 maximum locking torque 1755 properties 1746 self-locking torque 1755 torque test 1755 torque test spacer 1756 H elical coil screw thread inserts 1745–1757 chemical composition 1749 compatibility 1745 dimensions 1745 hardness 1757 helical coil insert 1746 insert length data 1749–1754 inspection 1749 length selection 1756, 1757 material selection 1756 tapped hole 1745 taps 1757 threaded hole data 1747–1748 tolerance classes 1745 types 1745 H elical gearing 2204, 2274–2289 addendum 2274 modifications 2252 backlash 2243
annealing 405, 458, 462, 479 annealing temperatures 480 baths quenching 475 carburizing temperatures 481, 487 case hardening 481 cleaning work after case hardening 483 colors for tempering 477 cooling period 501 cooling subzero, to improve properties 501 cyanide hardening 482 decalescence point 458, 467 defects in hardening 472 flame hardening 484 furnaces 458, 466, 467 hardening, defects in 472 hardening baths 472 hardening temperatures 458, 467, 470, 488 induction hardening 484–486 interrupted quenching 475 lead bath temperatures 472 liquid baths 471 nitriding 498 normalizing 405, 479, 481 temperatures 487 oil quenching 472 pack-hardening 482 pressure-spraying quenching 473
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