Steels_ Metallurgy and Applications, Third Edition

384 Index

Gas cylinders (continued)

hydrogen influence, 246-9

steel composition, 243-5

use of higher-strength steels, 249

Gas nitriding, 221

Gas-knives, 86

Grain refinement, 8, 10, 49, 60-61

effect of size on hardenability, 209

Greenhouse gas, 116

Hadfields Manganese Steel, 279
Hall-Petch equation, 8, 140, 145, 272
Hardenability
definition, 199, 200, 207
factors affecting, 209-17
testing, 207-209
Heat exchanger steels, 331
High alloy stainless steels
austenitic/duplex grades, 330-32
ferritie grades, 332-4
High-carbon wire rod, 286
drawing processes, 287
micro-alloy additions, 287-8
rolling and conditioning, 286-7
High-speed steels, 254
alloying elements, 254-6
heat treatments, 256-8
specifications, 258
uses, 258
High-strength low-alloy (HSLA) steels,
58-63, 137, 139, 202
High-strength steels, 36, 56-8
for automotive applications, 116-18
Higher strength steels
for gas cylnders, 249
for ship construction, 170-71
Hiproof-type compositions, 330
HNX gas, for annealing process, 4
Hogging (deck in tension) condition, 172
Hole expansion effect, 31
index, 31
Homogeneity index, 31
Hot dip coating, 5
aluminium, 93
galvanizing (HDG), 85-7
Hot rolling process, 3, 148
Hot shortness (cracking), 237
Houses, steel-framed, 123- 5
Huey test, 322
Hybor 304L, 369
Hydraulic bulge test, 20
Hydroforming technique, 34
Hydrogen annealing process, 4
Hydrogen cylinders, fatigue cycling,
248-9
Hydrogen embrittlement theory, 329

Hydrogen sulphide, effects of, 195-6

Hydrogen-induced cracking (HIC), 195,

336

Hyflow 420R, 371

Hyplus 29, 192

Hyproof, 316

Impact properties, changes over extended

temperature range, 351

Inclusion shape control, 163, 166

Induction hardening process, 222, 223

Interface failure, welding, 102

Intergranular corrosion, 314, 322-6

International Association of Classification

Societies (IACS), 168

International Institute of Welding (IIW),

weldability formula, 189

Interphase precipitation, 143

interstitial-free (IF) steels, 39

bake-hardening, 69- 71

solid solution-strengthened, 64-5

Inverse pole figure, 12

Iron-chromium alloys, 291,295-7

Iron-chromium-nickel alloys, 297-9

Iron/zinc coating, 87

Isothemal transformation diagrams,

203-205

Izod test results, 351

Jerkontoret (JK) test (inclusions content),

252

Joining techniques

mechanical, 106-109

organic-coated steel, 94-5

strip steel, 100-101

using fasteners, 108-109

see also welding processes

Jominy end quench test, 207-208

Knife-line attack, 324

Ladle steelmaking, 253

Lamellar tearing, 163

Lankford value see strain ratio

Laser seam welding, 105-106

Laves phase, 374

Lead, as free cutting additive, 202, 238-9

Liberty ships, 137

Limiting drawing ratio, 19

Linepipe

manufacturing process, 189

specification, 189-90

Lintels, prefabricated, 125

Lloyd's Rules, 172- 3

Lock forming technique, 106

Low alloy steels, machinable, 242