Machinery’s Handbook, 31st Edition
Index
2907
E longation
E nlarged pinions center-distance system for 2233 in helical gearing 2283–2286 in spur gearing 2225, 2233 E picyclic gearing 2290–2293 bevel gear type 2291–2293 ratios 2291–2293 E picycloidal curves, areas 73 E quations cubic 34 quadratic 32–33 simultaneous 127–129 solution of quadratic with one unknown 32 E quilateral or equiangular triangle 94 E quivalent chip thickness (ECT) 1091– 1093 E quivalent pitch ratio 2206 E quivalent uniform annual cost 152–153 E rg 2831 E T (eddy current testing) 1629 E tching and etching fluids 1637 E uler formula for columns 282–285 E valuating alternative investments 150– 153 benefit cost ratio 153 capitalized cost 151 equivalent uniform annual cost 152–153 net present value 150–151 payback period 153 rate of return 153 E valuation length 811
( continued )
powdered metals 390 ranges 1404 stainless steel 389, 427–428 steels 388, 1483 titanium alloys 547 tungsten-base powdered alloys 390 E mery grades 1637 grain numbers for polishing 1637 E nd mills angles for milling teeth in 896 ANSI/ASME Standard 879–889 combination shanks 881, 882 high-speed steel 882 plain and ball end 885 straight shanks 883, 884 taper shanks 884 terminology of 878 Weldon shanks 879–882, 885–888 E ndurance limit 209, 2252 for spring materials 314–315 E nergy 188–191, 1470 kinetic 188–190 potential 189 units conversion 2868 E ngagement, length of thread 1668 E ngineering economics 143–153 cash flow and equivalence 146–148 annuities 146–147
cash flow diagrams 147, 148 present value and discount 146 sinking funds 147 double declining balance method 149 statutory depreciation system 149–150
E vaporation, latent heat of 369 E verdur copper-silicon alloy 525 E xpansion chucking reamers 919 fits 643 hand reamers 921 E xplosive forming 1439 E xponent 4, 12 properties of 11, 27 E xternal spline 2333, 2342 E xternal spur gear 2204 E xtrusion applications 1520–1521
depreciation 149–150
straight line depreciation 149 sum of the years digits 149 evaluating alternatives 150–153 benefit-cost ratio 153 capitalized cost 151 equivalent uniform annual cost 152–153 net present value 150–151 payback period 153 rate of return 153
of metals 1519–1521 processes 1519, 1520 of tubes 1521
interest 143–146
compound interest 144 determining principal, rate, or time 144–145 nominal versus effective interest rates 145–146 simple interest 143–144 variables 143
F
F abric, bonding 2661 F acing cutting time for 1143 F acing insert holder 845–847 F actorial 13, 111
E ngine lathe, change gears 2181
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