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Full text of "Metallurgy Of Cast Iron"

INDEX.                                   6ll
rtelting Iron—                                                                                   PAGE.
In   small   cupolas   to   make   experiments   or   test   mixtures    ..........................238, 325, 364, 495, 499-502
In a crucible, and how to operate it.................363, 367
flolten Iron—
Composition of a flux to purify........................276
Exposition of some fluxes used  in.................... 277
Judging the grade of iron,  when solid, by the appearance  of   ............................................ 369
Actions and appearance of different grades in.......369-371
The utility of thin tapering strips on test bars to test the
fluidity of  ...................................502, 515-51?
Best temperature for pouring test bars................ 526
Oxidation of Iron.   Loss by netting, Etc.—
Methods of preparing cupolas to test..................310
Difference of sand coated and chilled iron..........311, 318
Comparative tests of iron on low and high beds of fuel..
................................................   313, 315
Comparative tests of stove plate and heavy iron.314, 317, 318 Summary notes on...................................    322
Phosphorus—
The utility of fuels containing low and high............ 22
Advantage of low phosphorus in ores for certain irons.. 27
Methods of dephosphorizing ores...................... 28
The most effective element in increasing life and fluidity
of molten metal ...................28, 216, 226, 282, 285
As found in mill cinder................................ 32
Uniformity in like grades of iron..............136, 151, 153
Percentages in different brands of pig iron........ 145-147
Percentages beneficial to toughness in castings. .158, 216, 274
As found in Bessemer and Foundry irons.............. 215
High phosphorus causing brittle and hard castings....
........................................... 216, 282, 285
How it is obtained in iron..............................216
Its effect in neutralizing the evils of sulphur............ 217
Effects of adding to molten iron........................ 226
Strengthening castings by adding it to molten metal.... 227te to the surface of