Sheet Metal Forming

Index / 353
IRMCO 136-292, 120
IRMCO 146-492, 120
molybdenum disulfide, 92
polytetrafluoroethylene (PTFE), 92
urethane resin-containing silanol, 120
wet, 120
lubrication
acoustic emission sensors, 307
AHSS, 119–120
galling, 318
roll forming lines, 215
sensors, 312
tool wear, 318
warm forming, 92
M
machine vision systems, 309–311(F)
magnesium
density, 83
dieless clinching, 297
roll forming, 212, 223
tooling design for warm forming in a hydraulic, 96(F)
magnesium alloys
applications, 101–102(F)
business card holder, 103–104(F)
deep drawing (
see
deep drawing)
formability, 83, 293
forming production line, 103(F)
laptop cover, 104(F)
Mercedes inner door panel, 104
roll forming, 212
warm sheet hydroforming, 172
warm SHF-P, 171
magnesium alloys, specific types
AZ31, 285
AZ31B, 86, 88(F), 89
AZ31B-O, 85
AZ31-O, 87, 90(F), 99(F), 103–104(F)
AZ61, 85
AZ80, 85–86
HK31A-H24, 89
HM21A-T8, 89
HM31A-T5, 89
Mg-Al-Zn, 85
Z31B, 83
magnesium alloys, warm forming
bulge (biaxial) test, 87, 89
AZ31-O flow-stress curve, 89(F)
formability at room and elevated temperatures, 89(F)
geometrical/process-related parameters, 85(F)
hoop, transverse and dome radii, 85(F)
initial and pressurized sheet, 85(F)
LVDT, 89(F)
overview, 84–85
submerged bulge test tooling, 89(F)
E
-modulus and yield stress comparison, 83(F)
mechanical behavior, 83–84
overview, 83
specific strength and specific stiffness comparison, 84(F)
strength asymmetry, magnesium alloy sheet, 89–90
tensile (uniaxial) test, 85–86
effect of strain rate on flow stress, 89(F)
overview, 84
temperature-dependent flow stress of AZ31B, 88(F)
test specimen, 84(F)
magnesium wrought alloys, 227
mandrels
flow forming, 259, 265(F)
joining, 240
shear spinning, 266–267, 269
spinning, 249, 251(F), 256
MARC, 52(T)
martensite
flow stress, 109
hole flange stretchability, 39
through hardening, 321–322
martensitic steels (MS), 107
stretchability, 115(F)
martensitic transformation, 64, 69, 134, 149
MAT-244, 142, 144(T), 145
MBW-K 1500, 153
mechanical disk sensors, 44–45(F)
mechanical joining
advantages of, 289
clinching (
see
clinching)
crimping, 299–300(F)
disadvantages of, 289
overview, 289
riveting (
see
riveting)
mechanical presses, 95, 97(F), 125, 301
membrane theory, 84, 184, 190, 191
Mercedes inner door panel, 104
Merklein data, 144
mesh, 52, 54, 56, 127, 283, 292
meshing, 52, 292
Metal Forming Machine Tools (IFUM), 309
Microsoft Excel-based calculator. 
See
SHEETCOST
minimum bending radius, 19, 32, 93(T), 115, 218
modified cup drawing test, 138(F)
modified Gleeble 1500 system, 135, 136(F)
monoblock design, 125(F), 126, 198
multiple-point control, 124
multipoint cushion (MPC) systems, 162, 169
N
Nakajima test, 280
nanocasting technology, 151
nanotechnology-based coating, 153
nanotechnology-based painting, 154
natural axial feed, 203
necking
ISF, 280
spinning, 257–258
Netronic, 12
Newton’s cooling law, 138–139
nickel
roll forming, 212
UHS, 12

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