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Full text of "Metallurgy Of Cast Iron"

>                                                  INJDEX.
It----                                                                                                                                       PACrK.                                                     **
Its production and appearance at blast furnaces. .. .117, 369
Evils of in metal.............................. 117-118, 248
Difficulty of eliminating from metal....................  118
Grades of iron most free of.......................120, 248                                j-f
Created in remelted iron by high carbon.............. 248
lestone—
Affinity for sulphur.................................53,    60              f*f!R
Chemical and physical character of.....................    61
Roasting of..................................___.___    62
iganese—
Percentages in o-re and manufacture^of ferro-..........    27
Uniformity of, in like grades of iron............136, 151, 153
Percentages in  different  brands of pig  iron. ... 145-147, 213
Influence of, in causing iron to absorb carbon..........205
Its  influence to harden  iron  without  closing' grain     or
changing soft appearance in fractures........205, 213, 286
Its peculiar effect or. hardness and chill compared with
that  of  sulphur   ............................211, 260, 271
Its general tendency to strengthen iron........212, 244, 245
Percentages in pig iron and amounts permissible in cast-                     j|g*9
ings    ............................................213,282                                   I
Its power to neutralize the effects of sulphur........213, 260
Increasing the life and fluidity of molten metal......213, 262
Beneficial as a flux to expel oxides or occulated gases in
metal  .......................................... 213, 297
Loss of, by remelting iron----214, 257, 271, 295, 300, 315, 341
Methods for adding it to molten metal..............214, 241
Its power to soften a low grade of iron when added to
molten   metal   ..............................214, 243, 244
Results of experiments in adding manganese to molten
iron    .............................................241, 243
Its peculiar effects in driving graphite to the surface of
castings   ............................................ 244
Evils of mixing with dull iron..........................244
Strengthening white iron by the addition of........... 245
Essential in car wheels to assist them in standing thermal tests ........................................... 271
Percentage  admissible   in   light   castings............... 282-32 = .84375	27-64 = .421875	59-64 = .921875