Machinery’s Handbook, 31st Edition
Index
2903
D esign rules for blanking and punching 1404 parts produced by bending 1405 parts produced by drawing 1406 See also specific materials and processes D etachable chains 2616 D eveloping prototypes 601, 611 D iameter factor 1267 D iameters for finished shafting 299 D iametral pitch definition 2205 equivalent circular pitch and tooth proportions 2213, 2214 metric modules and circular pitch 2299 knurls (ANSI/ASME) Standard 1056–1060 system 2209 D iamond built-up edge 870 concentration 1065–1066 cratering 870 dust for lapping 1340 grinding wheels 1293–1310 laps and lapping 1340 tool materials 868, 1080, 1081 truing 1299–1303 wheels 1065–1067, 1304–1311 composition 1307
D ies
( continued )
steel rule 1455–1458, 1457 cutting edges 1456 dimensions 1456
heat treatment 1458 stamping 1455–1458 threading, maximum pitches 2199 transfer 1455 See also Dies and taps D ie casting files 1054 machining zinc alloy 1258 D ielectric strength ceramics 386 plastics 387 D ie-maker’s reamers 930 D ies and taps combination drill and tap 2178
maximum pitches 2199 tap drill size 1009, 2168 Acme threads 1009 formula 2154 metric 2172 pipe 2177 Unified 2160–2167 See also Dies
D ifferential pulley 178 D iffusion bonding 1435, 1437 D imensions and tolerancing 2542 geometric 625 See also application to specific processes D ip brazing 1573 D irected energy deposition (DED) 1555, 1560, 1561 D isc spring 345, 350–364 contact surfaces with contact surfaces 351, 357 without contact surfaces 354–357 fatigue life 358–361
designation symbols 1304–1308 diamond concentration 1065–1067 feeds and speeds 1310–1311 grades, grit sizes 1065, 1066 modifications 1307 operating guidelines for 1310 operations and handling 1310 selection of 1309 shapes of standard 1304–1308 speeds and feeds 1310–1311 terminology 1304 thread grinding 2192 work speeds 1311
forces and stresses 354–361 group classification 350–351
materials 351–352 nomenclature 350 stacking 352–354
D i-basic acid esters 2509 D ies classification of 1454 combination 1454 compound 1454 effect of clearance 1411 multiple-station 1454 opening profile 1412 progressive 1455 sheet metal
D isk circular, radius of gyration 236 clutches 2526 method of measuring tapers 697 springs 344 D isplacement in ball and roller bearings 2461
D istance across bolt circle 702 D istance between two points 43 D ividing fractions and mixed numbers 8 head, angular position 896 D olly bars for riveting 1866 D ouble-angle milling cutters 877
bending allowances 1428 blank diameters for drawing 1426 diameter reductions in drawing 1427 stripper force 1413
single-station 1454
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