. Transactions. 12345678 iTlME OF CARBO^IIZING, IM HOURS 8LB. Steel No. 8 Carbonized at 1,650°. 1st quench from furnace at 1,650° (Scler. hardne&s ^ H; Brin. hardness ^ /).2d quench at 1,325° (Scler. hardness = J; Brin. hardness = K). 5 80 Z U1 - J^ 70 § 6050 400 1300 S:40 x200 o _l5 30 -i :ioo. o ou. o: 20 -r d 10 t 0 2 3 4 5 C 7 ° TIME OF CARBONIZING, IN HOURS * 8LS. Steel No. 8 Carboxized at 1,650°, Scler. hardness = F; Brin. = O. Quenched at 1,325°hardness = J; Brin. hardness = A). (Scler. CARBONIZATION IN CASE-HARDENED STEEL
. Transactions. 12345678 iTlME OF CARBO^IIZING, IM HOURS 8LB. Steel No. 8 Carbonized at 1,650°. 1st quench from furnace at 1,650° (Scler. hardne&s ^ H; Brin. hardness ^ /).2d quench at 1,325° (Scler. hardness = J; Brin. hardness = K). 5 80 Z U1 - J^ 70 § 6050 400 1300 S:40 x200 o _l5 30 -i :ioo. o ou. o: 20 -r d 10 t 0 2 3 4 5 C 7 ° TIME OF CARBONIZING, IN HOURS * 8LS. Steel No. 8 Carboxized at 1,650°, Scler. hardness = F; Brin. = O. Quenched at 1,325°hardness = J; Brin. hardness = A). (Scler. CARBONIZATION IN CASE-HARDENED STEEL. 363 8LD. 8HB. teel No. 8. Carbonized at 1,650° . 1st Quench Steel No. 8. Carbonized at 1,750°. 1st Quench atl ,575° ; 2d Quench at 1,325°. from Furnace at 1,750°: 2d Quench at 1,325°. No. Original. 1st Quench. 2d Quench. No. Original. 1st Quench. 2d Quench. Brin. Sole. Brin. Scle. Brin. Scle. Briu. Scle. Brin. Scle. Brin. Scle. 1 151 25 396 70 221 46 1 154 32 315 72 203 56 2 Inl 28 407 72 201 62 2 147 30 326 68 211 68 3 154 28 398 73 201 60 3 142 29 366 68 218 73 4 155 28 438 75 206 64 4 139 30 398 57 255 72 5 160 28 470 75 196 72 5 147 28 466 50 251 75 6 151 28 447 72 201 70 6 142 30 447 50 298 75 7 153 27 496 72 256 78 7 139 30 425 48 300 68 8 151 28 496 75 288 70 8 139 30 438 48 425 78 9 153 29 526 75 292 62 9
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Keywords: ., bo, bookcentury1800, bookdecade1870, booksubjectmineralindustries
