INDEX TO VOLUME I. 



481 



BLISTER STEEL. 



pT:iturc of hot blast, 267 ; teraper- 

 of, unaffected by tempera- 



tun- of hot blast, 268. 

 lUi>t.-r steel, 328. 

 Board of Trade limit of strength for 



mild steel, 375, 408. 

 Boilers, careful inspection of, 462 ; 



mild steel for, 367 ; steel not 



elongating 20% in 8" unfit for, 4(!3 ; 



IrM ing of, 462 ; thickness of plates 



for, excessive, 463 ; Trade, Board 



of, rules for, 462. 

 Bridges, American suspension, made 



of steel, 404. 

 Brittleness of hard steel rails caused 



by cold, 272. 



CALCULATION of heat necessary in 

 blast furnace to melt cinder, 261 ; 

 to melt iron, 261. 



Calculation of iron oxide required in 

 puddling, 243. 



Calculation of metal produced from 

 cinder in puddling furnace, 241, 

 242. 



Capacity of blast furnace, 291 ; 

 considerations determining, 274, 

 275 ; depends on nature of coke 

 and ore, 274 ; economical heating 

 due to large, 275 ; gaseous flow 

 slow with large, 274 ; time for 

 chemical reaction due to large, 

 275 ; work done in relation to, 275. 



Capital expenditure . other means of 

 saving in blast furnace, 275. 



Carbon, chemical tests of, in steel, 

 340 ; chemically combined in hard 

 steel, 339 ; combination of, in 

 steel, mode of, 339 ; mechanically 

 mixed in soft steel, 339; phosphorus 

 and sulphur in puddling furnace, 

 order of removal of, 238 ; in 

 puddling removed with ebullition, 

 and evolution of carbonic oxide, 

 39 ; in steel, percentage of, 210 ; 



VOL. I. 



CHBXOT'H PROCESS. 

 table of, in cast and wrought iron 

 and steel, 253. 



Carbonic oxide, absorbed by fluid 

 steel, 322 ; heat rendered latent in 

 formation of, 262. 



Carburization of steel, degree of, 

 419. 



Caron on steel, 211. 



Casson Dormoy puddling furnace, 

 IM3; circular puddling chamber in, 

 334 ; cooling puddling chamber 

 of, mode of, 334 ; dandy in, use 

 of, 334 ; experiments with, 333 ; 

 fettling in, 334 ; time required to 

 bring iron to nature in, 334. 



Cast iron, danger of, for buildings, 

 406 ; tables of carbon and silicon 

 in, 253. 



Cast steel, manufacture of, 209 ; by 

 Sheffield process, 211. 



Casting, moulds divided longitudi- 

 nally for, 336 ; moulds filled from 

 below for, 336 ; oxidation of metal 

 in, 335 ; running metal through 

 refractory material in, 336 ; Sie- 

 mens-Martin process, arrange- 

 ments for, in, 335. 



Catalan forge, 214. 



Cementation steel process, 214, 328. 



Chalk, a thorough cinder, 310 ; re- 

 sult of double combustion of cal- 

 cium and carbon, 310. 



Charging hopper of blast furnace, 

 advantages and economy by 

 closing, 256. 



Cheap constructive material, steel 

 as, 405. 



Cheapness injuring steel, 432. 



Chemical admixture, perfect and 

 imperfect, 451 ; analysis of steel, 

 importance of, 424 ; problems in 

 puddling, 238 ; work required to 

 smelt ironstone, calculation of 

 amount of, 260. 



Chemistry, value of, 209. 



Chenot's process of manufacturing 

 spongy iron, 365. 



I I 



