TAIil.K <>!' l.'ONTKNVS.
CHAP.
45. Chemical Changes made in Iron by Re melting it, . . . ,}t). Loss of Iron by Oxidation and Slae^inv; out, ......
47. Com punitive Fusibility and the Melting Point of hif'fcr-
ent Irons,'.....................323
48. Aluminum Alloys in Cast. Iron............357
PART III.
PR( >PERT! KS OF AN!) M'ETIK)] )S FOR TESTING MOLTEN IRON---DISCLOSES PHENOMENA IN THE ACTION'S <>F COOLING METAL, ETC. "PRESENTS RESULTS OF TESTS TN ALL KINDS OF IRONS A.N!> BEST METHODS FOR TESTING.
40. Methods for Melting Iron to Tost its Physical (Jualities, 362
50. Judi-;in^; of and Testing .Molten Iron,.........
51. Effects of Variations in t lie Fluid it y of Metals, . . . .
52. Specific Gravity of Vertical-Poured Cast.inv;-s, ....
53. Expansion of Iron at the Moment, of Solidification, . .
5,4. Effect of Expansion on Shrinkage and Contraction, . . 3H(>
55. Stretching; Iron and Contraction Rules,.........j,r8
5h. Utility of Chill Tests, and Methods for Test .im»; Hardness, 432
57. Utility of Transverse, Crushing, Impact Tests, and
Testim;' Car Wheels..................|3<)
$S. Achieving Uniform Records and I hilitv of Tensile Tests, 44^
50. Contraction vs. Strength of Car,t Iron,.........451
ho. Comparison of Strength in Specialty Mixtures,......158
hi. Computation of tin* Relative Strength of Test Mars, . .474
f'rj. Value of Micrometer Measurements in Testinf;. . . . . 47^
Round vs. Square Test Mars..........., . . 483
u$. Evils of Casting Test Bar;; Flat,............4.S8
Mi. Physical Tests for the Blast Furnace and their Value, . 4«>5
67. Appliances and Methods for Cast un^Test liars, ..... 512
6H, Mould in;.*;, Swabbing, and Pourini;' Test liars......523
hg. Utility of the Test Bar Standard Method-; for Testing, 5«.;H
70. Methods of Casting and Compilation <>i" Result;1, of Amer-
ican Ir<»undrymen*:. Association's Test:"., . . ... 539
71. A Process for Brazing Cast Iron, and Etching,.....585