. Transactions. 2 3 4 5 6 TIME OF CARBONIZING, IN HOURS 8HB. Steel No. 8 Carbonized at 1,750°.1st quench from furnace at 1,750° (Scler. hardness = H; Brin, hardness = /)2d quench at 1,325° (Scler. hardness = J; Brin. hardness = A). 364 CARBONIZATION IX CASE-HARDENED STEEL. No. 8HS. steel No. 8. Carbonized at °.1st Quench at 1,325°. Original. 1st Quench. 8H0. Steel No. 8. Carbonized at 1,750°. 1st Quenchat 1,575° ; 2d Quench at 1,325°.. No. Original. 1st Quench. 2d Quench. 1 Brin. Brin. Scle. Brin. Sole. 407 78 208 62 2 149 382 78 233 70 ,S 153 425 78 208 70 4 508 72 208 74 5
. Transactions. 2 3 4 5 6 TIME OF CARBONIZING, IN HOURS 8HB. Steel No. 8 Carbonized at 1,750°.1st quench from furnace at 1,750° (Scler. hardness = H; Brin, hardness = /)2d quench at 1,325° (Scler. hardness = J; Brin. hardness = A). 364 CARBONIZATION IX CASE-HARDENED STEEL. No. 8HS. steel No. 8. Carbonized at °.1st Quench at 1,325°. Original. 1st Quench. 8H0. Steel No. 8. Carbonized at 1,750°. 1st Quenchat 1,575° ; 2d Quench at 1,325°.. No. Original. 1st Quench. 2d Quench. 1 Brin. Brin. Scle. Brin. Sole. 407 78 208 62 2 149 382 78 233 70 ,S 153 425 78 208 70 4 508 72 208 74 5 496 70 251 78 6 154 .526 70 242 80 7 158 526 72 396 66 8 148 546 70 349 70 9 151 470 75 485 80 10 149 496 72 407 76 110 12 100 500 u ^ mz |so 400 i iro 1 ^j 60 o kg §50 S §40u- UJ° ^30 ^ 20 UJ en ul §300 IX < X ^200 zcc OQ 100 ^ 10 0 0
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Keywords: ., bo, bookcentury1800, bookdecade1870, booksubjectmineralindustries
